{"id":10189,"date":"2023-09-04T10:55:02","date_gmt":"2023-09-04T03:55:02","guid":{"rendered":"https:\/\/shopbiz.vn\/kien-thuc\/dinh-duong-va-suc-khoe\/7-loai-vitamin-hoa-tan-trong-nuoc-thiamin-riboflavin-niacin-vitamin-b6-12-c-va-folate.html"},"modified":"2023-09-04T10:55:02","modified_gmt":"2023-09-04T03:55:02","slug":"7-loai-vitamin-hoa-tan-trong-nuoc-thiamin-riboflavin-niacin-vitamin-b6-12-c-va-folate","status":"publish","type":"post","link":"https:\/\/elysostore.com\/vi\/7-loai-vitamin-hoa-tan-trong-nuoc-thiamin-riboflavin-niacin-vitamin-b6-12-c-va-folate\/","title":{"rendered":"7 lo\u1ea1i vitamin h\u00f2a tan trong n\u01b0\u1edbc: Thiamin, Riboflavin, Niacin, Vitamin B6-12-C v\u00e0 Folate"},"content":{"rendered":"\n
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C\u00e1ch c\u01a1 th\u1ec3 b\u1ea1n h\u1ea5p th\u1ee5 c\u00e1c lo\u1ea1i vitamin kh\u00e1c nhau \u0111\u00f3ng m\u1ed9t vai tr\u00f2 l\u1edbn v\u1ec1 hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 an to\u00e0n, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa vitamin tan trong n\u01b0\u1edbc v\u00e0 tan trong ch\u1ea5t b\u00e9o. Vitamin tan trong n\u01b0\u1edbc l\u00e0 m\u1ed9t lo\u1ea1i vitamin d\u1ec5 d\u00e0ng h\u1ea5p th\u1ee5 v\u00e0o c\u00e1c m\u00f4 c\u1ee7a c\u01a1 th\u1ec3 v\u00e0 chuy\u1ec3n h\u00f3a nhanh h\u01a1n c\u00e1c lo\u1ea1i vitamin tan trong ch\u1ea5t b\u00e9o.<\/b><\/p>\n<\/div>\n

1.\tVitamin tan trong n\u01b0\u1edbc<\/h2>\n
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Ph\u1ea7n l\u1edbn c\u00e1c vitamin tan trong n\u01b0\u1edbc<\/b> nh\u01b0: Vitamin B1 (thiamine), Vitamin B2 (riboflavin), Vitamin B3 (niacin), Vitamin B5 (axit pantothenic), Vitamin B6, Vitamin B7 (biotin), Vitamin B9 (folate), Vitamin B12 (cobalamin) v\u00e0 Vitamin C. B\u1ea5t k\u1ef3 l\u01b0\u1ee3ng d\u01b0 th\u1eeba c\u1ee7a c\u00e1c vitamin h\u00f2a tan trong n\u01b0\u1edbc, nh\u01b0 Vitamin B ph\u1ee9c h\u1ee3p ho\u1eb7c Vitamin C, \u0111\u1ec1u \u0111\u01b0\u1ee3c b\u00e0i ti\u1ebft qua qu\u00e1 tr\u00ecnh \u0111i ti\u1ec3u. Nhi\u1ec1u vitamin B v\u00e0 Vitamin C c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong rau (nh\u01b0 rau xanh v\u00e0 c\u00e1c lo\u1ea1i rau xanh kh\u00e1c) v\u00e0 tr\u00e1i c\u00e2y (nh\u01b0 tr\u00e1i c\u00e2y h\u1ecd cam qu\u00fdt).<\/p>\n

Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c vitamin tan trong ch\u1ea5t b\u00e9o<\/b>, c\u00e1c vitamin tan trong n\u01b0\u1edbc th\u01b0\u1eddng kh\u00f4ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef trong c\u01a1 th\u1ec3. V\u00ec l\u00fd do n\u00e0y, b\u1ea1n n\u00ean c\u1ed1 g\u1eafng b\u1ed5 sung vitamin n\u00e0y th\u01b0\u1eddng xuy\u00ean t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u1ee7a m\u00ecnh. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p t\u1ed5ng quan chi ti\u1ebft v\u1ec1 c\u00e1c vitamin tan trong n\u01b0\u1edbc – ch\u1ee9c n\u0103ng c\u1ee7a ch\u00fang, l\u1ee3i \u00edch s\u1ee9c kh\u1ecfe, ngu\u1ed3n th\u1ef1c ph\u1ea9m, l\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb v\u00e0 h\u01a1n th\u1ebf n\u1eefa.<\/p>\n

Vitamin l\u00e0 nh\u1eefng ch\u1ea5t dinh d\u01b0\u1ee1ng c\u1ea7n thi\u1ebft cho c\u01a1 th\u1ec3 ch\u1ec9 v\u1edbi m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng nh\u1ecf gi\u00fap duy tr\u00ec s\u1ef1 s\u1ed1ng, t\u0103ng c\u01b0\u1eddng s\u1ee9c \u0111\u1ec1 kh\u00e1ng<\/b>. H\u1ea7u h\u1ebft c\u00e1c vitamin kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u01a1 th\u1ec3, v\u00ec v\u1eady ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c cung c\u1ea5p trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng.<\/p>\n

Vitamin \u0111\u01b0\u1ee3c ph\u00e2n nh\u00f3m th\u00e0nh vitamin tan trong ch\u1ea5t b\u00e9o v\u00e0 vitamin tan trong n\u01b0\u1edbc.<\/p>\n

C\u00e1c vitamin tan trong n\u01b0\u1edbc bao g\u1ed3m: Vitamin B1 (thiamine), Vitamin B2 (riboflavin), Vitamin B3 (niacin), Vitamin B5 (axit pantothenic), Vitamin B6, Vitamin B7 (biotin), Vitamin B9 (folate ), Vitamin B12 (cobalamin) v\u00e0 Vitamin C.<\/p>\n<\/div>\n

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\"vitamin

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Nh\u00f3m vitamin h\u00f2a tan trong ch\u1ea5t b\u00e9o<\/div>\n<\/figcaption><\/figure>\n

2.\tThiamin (Vitamin B1)<\/h2>\n
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Thiamin<\/b> l\u00e0 m\u1ed9t enzym c\u1ea7n thi\u1ebft cho m\u1ed9t s\u1ed1 qu\u00e1 tr\u00ecnh chuy\u1ec3n h\u00f3a n\u0103ng l\u01b0\u1ee3ng trung t\u00e2m, v\u00e0 do \u0111\u00f3 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb carbohydrate<\/b>. Thiamin c\u0169ng tham gia v\u00e0o ch\u1ee9c n\u0103ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ea7n kinh v\u00e0 c\u00e1c m\u00f4 d\u1ec5 b\u1ecb k\u00edch th\u00edch kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u01a1 x\u01b0\u01a1ng v\u00e0 tim.<\/p>\n

2.1 C\u00e1c lo\u1ea1i Thiamin<\/b><\/h3>\n
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  • Thiamine pyrophosphate<\/b>: C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 thiamine diphosphate, thiamine pyrophosphate l\u00e0 d\u1ea1ng thiamine d\u1ed3i d\u00e0o nh\u1ea5t trong c\u01a1 th\u1ec3 b\u1ea1n. N\u00f3 c\u0169ng l\u00e0 d\u1ea1ng ch\u00ednh \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong th\u1ef1c ph\u1ea9m to\u00e0n ph\u1ea7n.<\/li>\n
  • Thiamine triphosphate<\/b>: D\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt, nh\u01b0ng \u00edt phong ph\u00fa h\u01a1n thiamine pyrophosphate. N\u00f3 \u0111\u01b0\u1ee3c cho l\u00e0 \u0111\u1ea1i di\u1ec7n cho kho\u1ea3ng 10% t\u1ed5ng s\u1ed1 thiamine \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong m\u00f4 \u0111\u1ed9ng v\u1eadt.<\/li>\n
  • Thiamine mononitrate<\/b>: M\u1ed9t d\u1ea1ng t\u1ed5ng h\u1ee3p c\u1ee7a thiamine th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o th\u1ee9c \u0103n gia s\u00fac ho\u1eb7c th\u1ef1c ph\u1ea9m ch\u1ebf bi\u1ebfn.<\/li>\n
  • Thiamine hydrochloride<\/b>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ch\u1ea5t b\u1ed5 sung.<\/li>\n<\/ul>\n

    2.2 Vai tr\u00f2 c\u1ee7a Thiamin<\/b><\/h3>\n

    Gi\u1ed1ng nh\u01b0 c\u00e1c vitamin B kh\u00e1c, thiamine \u0111\u00f3ng vai tr\u00f2 nh\u01b0 m\u1ed9t coenzym trong c\u01a1 th\u1ec3. Coenzyme l\u00e0 nh\u1eefng h\u1ee3p ch\u1ea5t nh\u1ecf gi\u00fap c\u00e1c enzym k\u00edch ho\u1ea1t c\u00e1c ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc m\u00e0 n\u1ebfu kh\u00f4ng c\u00f3 n\u00f3 th\u00ec ch\u00fang s\u1ebd kh\u00f4ng th\u1ec3 t\u1ef1 x\u1ea3y ra. Thiamine tham gia v\u00e0o nhi\u1ec1u ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc thi\u1ebft y\u1ebfu. V\u00ed d\u1ee5, n\u00f3 gi\u00fap chuy\u1ec3n h\u00f3a ch\u1ea5t dinh d\u01b0\u1ee1ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng v\u00e0 h\u1ed7 tr\u1ee3 h\u00ecnh th\u00e0nh \u0111\u01b0\u1eddng.<\/p>\n

    2.3 Ngu\u1ed3n th\u1ef1c ph\u1ea9m<\/b><\/h3>\n

    Ng\u0169 c\u1ed1c nguy\u00ean h\u1ea1t<\/b>, c\u00e1c lo\u1ea1i h\u1ea1t, th\u1ecbt (\u0111\u1eb7c bi\u1ec7t l\u00e0 th\u1ecbt l\u1ee3n), tr\u00e1i c\u00e2y v\u00e0 rau qu\u1ea3 v\u00e0 ng\u0169 c\u1ed1c \u0103n s\u00e1ng t\u0103ng c\u01b0\u1eddng l\u00e0 ngu\u1ed3n cung c\u1ea5p Thiamin trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng.<\/p>\n

    2.4 L\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb<\/b><\/h3>\n<\/div>\n
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    \"L\u01b0\u1ee3ng<\/p>\n<\/figure>\n

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    RDA ch\u01b0a khuy\u1ebfn ngh\u1ecb cho tr\u1ebb s\u01a1 sinh, Thay v\u00e0o \u0111\u00f3, b\u1ea3ng hi\u1ec3n th\u1ecb l\u01b0\u1ee3ng ti\u00eau th\u1ee5 ph\u00f9 h\u1ee3p, \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u b\u1eb1ng d\u1ea5u (*) l\u00e0 u\u1ed1ng \u0111\u1ea7y \u0111\u1ee7.<\/p>\n

    2.5 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

    T\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t l\u00e0 kh\u00f4ng ph\u1ed5 bi\u1ebfn, nh\u01b0ng l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u cao c\u00f3 th\u1ec3 l\u00e0m t\u0103ng \u0111\u00e0o th\u1ea3i thiamine qua n\u01b0\u1edbc ti\u1ec3u, l\u00e0m t\u0103ng nhu c\u1ea7u v\u00e0 nguy c\u01a1 thi\u1ebfu h\u1ee5t. Tr\u00ean th\u1ef1c t\u1ebf, n\u1ed3ng \u0111\u1ed9 thiamine c\u00f3 th\u1ec3 gi\u1ea3m 75\u201376% \u1edf nh\u1eefng ng\u01b0\u1eddi m\u1eafc b\u1ec7nh ti\u1ec3u \u0111\u01b0\u1eddng tu\u00fdp 1 v\u00e0 tu\u00fdp 2.<\/p>\n

    S\u1ef1 thi\u1ebfu h\u1ee5t thiamin g\u00e2y ra b\u1ec7nh h\u1ec7 th\u1ea7n kinh ngo\u1ea1i bi\u00ean beri-beri. M\u1ed9t t\u00ecnh tr\u1ea1ng kh\u00e1c do thi\u1ebfu thiamin, \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn h\u1ec7 th\u1ea7n kinh trung \u01b0\u01a1ng ch\u1ee9 kh\u00f4ng ph\u1ea3i ngo\u1ea1i vi \u0111\u00f4i khi g\u1eb7p \u1edf ng\u01b0\u1eddi nghi\u1ec7n r\u01b0\u1ee3u v\u00e0 ng\u01b0\u1eddi nhi\u1ec5m HIV, \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 h\u1ed9i ch\u1ee9ng Wernicke-Korsakoff<\/b> (t\u00ean g\u1ecdi kh\u00e1c l\u00e0 h\u1ed9i ch\u1ee9ng sa s\u00fat tr\u00ed nh\u1edb<\/b> do r\u01b0\u1ee3u).<\/p>\n

    Nh\u1eefng r\u1ed1i lo\u1ea1n n\u00e0y c\u00f3 li\u00ean quan \u0111\u1ebfn m\u1ed9t lo\u1ea1t c\u00e1c tri\u1ec7u ch\u1ee9ng, bao g\u1ed3m ch\u00e1n \u0103n, s\u1ee5t c\u00e2n, suy gi\u1ea3m ch\u1ee9c n\u0103ng th\u1ea7n kinh, c\u00e1c v\u1ea5n \u0111\u1ec1 t\u00e2m th\u1ea7n, y\u1ebfu c\u01a1 v\u00e0 to tim.<\/p>\n

    2.6 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

    Thiamine \u0111\u01b0\u1ee3c coi l\u00e0 an to\u00e0n. Kh\u00f4ng c\u00f3 b\u00e1o c\u00e1o v\u1ec1 t\u00e1c d\u1ee5ng ph\u1ee5 sau khi u\u1ed1ng m\u1ed9t l\u01b0\u1ee3ng l\u1edbn thiamine t\u1eeb th\u1ef1c ph\u1ea9m ho\u1eb7c ch\u1ea5t b\u1ed5 sung. Do l\u01b0\u1ee3ng thiamine d\u01b0 th\u1eeba s\u1ebd nhanh ch\u00f3ng \u0111\u01b0\u1ee3c \u0111\u00e0o th\u1ea3i ra kh\u1ecfi c\u01a1 th\u1ec3 qua n\u01b0\u1edbc ti\u1ec3u.<\/p>\n

    2.7 L\u1ee3i \u00edch c\u1ee7a b\u1ed5 sung thiamin<\/b><\/h3>\n

    Kh\u00f4ng c\u00f3 b\u1eb1ng ch\u1ee9ng t\u1ed1t n\u00e0o cho th\u1ea5y ch\u1ea5t b\u1ed5 sung thiamine c\u00f3 l\u1ee3i cho nh\u1eefng ng\u01b0\u1eddi kh\u1ecfe m\u1ea1nh nh\u1eadn \u0111\u1ee7 l\u01b0\u1ee3ng t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng c\u1ee7a h\u1ecd.<\/p>\n

    Nh\u01b0ng \u0111\u1ed1i v\u1edbi nh\u1eefng ng\u01b0\u1eddi c\u00f3 l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u cao ho\u1eb7c t\u00ecnh tr\u1ea1ng thiamine k\u00e9m, b\u1ed5 sung li\u1ec1u cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u v\u00e0 huy\u1ebft \u00e1p.<\/p>\n<\/div>\n

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    \"Thiamin\"

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    b\u1ed5 sung thiamin li\u1ec1u cao c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u v\u00e0 huy\u1ebft \u00e1p \u0111\u1ed1i v\u1edbi b\u1ec7nh nh\u00e2n c\u00f3 l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u cao<\/div>\n<\/figcaption><\/figure>\n

    3.\tRiboflavin (Vitamin B2)<\/h2>\n
    \n

    Riboflavin<\/b> l\u00e0 vitamin tan trong n\u01b0\u1edbc duy nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m m\u00e0u th\u1ef1c ph\u1ea9m. N\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u00ean theo m\u00e0u s\u1eafc c\u1ee7a n\u00f3 – t\u1eeb ti\u1ebfng Latinh flavus<\/i> c\u00f3 ngh\u0129a l\u00e0 \u201cm\u00e0u v\u00e0ng\u201d. C\u00e1c lo\u1ea1i Riboflavin<\/p>\n

    Hai trong s\u1ed1 c\u00e1c flavoprotein ph\u1ed5 bi\u1ebfn nh\u1ea5t l\u00e0 flavin adenine dinucleotide<\/b> v\u00e0 flavin mononucleotide<\/b>. Ch\u00fang \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong nhi\u1ec1u lo\u1ea1i th\u1ef1c ph\u1ea9m.<\/p>\n

    3.1 Vai tr\u00f2 c\u1ee7a Vitamin B2<\/b><\/h3>\n

    Riboflavin ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t coenzym tham gia v\u00e0o qu\u00e1 tr\u00ecnh chuy\u1ec3n h\u00f3a c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng th\u00e0nh n\u0103ng l\u01b0\u1ee3ng. Riboflavin c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb protein, carbohydrate v\u00e0 ch\u1ea5t b\u00e9o. Tham gia v\u00e0o qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i tryptophan th\u00e0nh niacin (vitamin B3) v\u00e0 chuy\u1ec3n h\u00f3a s\u1eaft trong c\u01a1 th\u1ec3, r\u1ea5t c\u1ea7n thi\u1ebft cho c\u1ea5u tr\u00fac v\u00e0 ch\u1ee9c n\u0103ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a m\u00e0ng nh\u1ea7y v\u00e0 da. Ngo\u00e0i ra, n\u00f3 c\u0169ng c\u1ea7n thi\u1ebft cho qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i vitamin B6 th\u00e0nh d\u1ea1ng ho\u1ea1t \u0111\u1ed9ng kh\u00e1c.<\/p>\n

    3.2 Ngu\u1ed3n th\u1ef1c ph\u1ea9m<\/b><\/h3>\n

    S\u1eefa, tr\u1ee9ng, ng\u0169 c\u1ed1c \u0103n s\u00e1ng t\u0103ng c\u01b0\u1eddng, gan, c\u00e1c lo\u1ea1i \u0111\u1eadu, n\u1ea5m v\u00e0 rau xanh \u0111\u1ec1u l\u00e0 nh\u1eefng ngu\u1ed3n cung c\u1ea5p riboflavin.<\/p>\n

    3.3 L\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb<\/b><\/h3>\n<\/div>\n
    \n

    \"Nh\u1eefng<\/p>\n<\/figure>\n

    \n

    Nh\u1eefng gi\u00e1 tr\u1ecb tr\u00ean \u0111\u1ea1i di\u1ec7n cho l\u01b0\u1ee3ng h\u00e0ng ng\u00e0y \u0111\u1ee7 \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n

    3.4 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

    Thi\u1ebfu Riboflavin r\u1ea5t hi\u1ebfm \u1edf c\u00e1c n\u01b0\u1edbc ph\u00e1t tri\u1ec3n. Tuy nhi\u00ean, m\u1ed9t ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng ngh\u00e8o n\u00e0n, tu\u1ed5i gi\u00e0, b\u1ec7nh ph\u1ed5i v\u00e0 nghi\u1ec7n r\u01b0\u1ee3u c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1.<\/p>\n

    S\u1ef1 thi\u1ebfu h\u1ee5t nghi\u00eam tr\u1ecdng d\u1eabn \u0111\u1ebfn t\u00ecnh tr\u1ea1ng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ariboflavinosis, \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi \u0111au h\u1ecdng, vi\u00eam l\u01b0\u1ee1i, thi\u1ebfu m\u00e1u, c\u0169ng nh\u01b0 c\u00e1c v\u1ea5n \u0111\u1ec1 v\u1ec1 da v\u00e0 m\u1eaft.N\u00f3 c\u0169ng l\u00e0m suy y\u1ebfu qu\u00e1 tr\u00ecnh chuy\u1ec3n h\u00f3a vitamin B6 v\u00e0 chuy\u1ec3n \u0111\u1ed5i tryptophan th\u00e0nh niacin.<\/p>\n

    3.5 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

    Kh\u00f4ng c\u00f3 ph\u1ea3n \u1ee9ng \u0111\u1ed9c h\u1ea1i ho\u1eb7c b\u1ea5t l\u1ee3i n\u00e0o \u0111\u1ed1i v\u1edbi riboflavin \u1edf ng\u01b0\u1eddi \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o. C\u01a1 th\u1ec3 b\u00e0i ti\u1ebft l\u01b0\u1ee3ng riboflavin d\u01b0 th\u1eeba qua n\u01b0\u1edbc ti\u1ec3u.<\/p>\n

    3.6 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung vitamin B2<\/b><\/h3>\n

    B\u1ed5 sung vitamin B2 li\u1ec1u th\u1ea5p c\u00f3 th\u1ec3 c\u00f3 kh\u1ea3 n\u0103ng l\u00e0m gi\u1ea3m huy\u1ebft \u00e1p v\u00e0 gi\u1ea3m nguy c\u01a1 m\u1eafc b\u1ec7nh tim \u1edf nh\u1eefng ng\u01b0\u1eddi c\u00f3 hai b\u1ea3n sao c\u1ee7a gen MTHFR 677 TT.<\/p>\n

    Li\u1ec1u vitamin B2 cao h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 200mg hai l\u1ea7n m\u1ed9t ng\u00e0y, c\u0169ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m ch\u1ee9ng \u0111au n\u1eeda \u0111\u1ea7u.<\/p>\n<\/div>\n

    \n

    \"Vitamine

    \n
    Vitamin B2<\/div>\n<\/figcaption><\/figure>\n

    4.\tNiacin (Vitamin B3)<\/h2>\n
    \n

    Niacin, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 vitamin B3<\/b>, l\u00e0 vitamin B duy nh\u1ea5t m\u00e0 c\u01a1 th\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 s\u1ea3n xu\u1ea5t t\u1eeb \u200b\u200bm\u1ed9t ch\u1ea5t dinh d\u01b0\u1ee1ng kh\u00e1c – axit amin tryptophan.<\/p>\n

    4.1 C\u00e1c lo\u1ea1i Vitamin B3<\/b><\/h3>\n
      \n
    • Axit nicotinic<\/b>: D\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t trong c\u00e1c ch\u1ea5t b\u1ed5 sung. C\u0169ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u1ea3 th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c th\u1ef1c v\u1eadt v\u00e0 \u0111\u1ed9ng v\u1eadt. B\u1ed5 sung axit nicotinic li\u1ec1u cao c\u00f3 th\u1ec3 g\u00e2y ra m\u1ed9t t\u00ecnh tr\u1ea1ng g\u1ecdi l\u00e0 \u0111\u1ecf m\u1eb7t do niacin<\/li>\n
    • Nicotinamide (<\/b>niacinamide<\/b>)<\/b>: \u0110\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c ch\u1ea5t b\u1ed5 sung v\u00e0 th\u1ef1c ph\u1ea9m.<\/li>\n<\/ul>\n

      H\u1ee3p ch\u1ea5t nicotinamide riboside c\u0169ng c\u00f3 ho\u1ea1t t\u00ednh vitamin B3. N\u00f3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y v\u1edbi m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf trong whey protein v\u00e0 men l\u00e0m b\u00e1nh.<\/p>\n

      4.2 Vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng<\/b><\/h3>\n

      T\u1ea5t c\u1ea3 c\u00e1c d\u1ea1ng niacin trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng cu\u1ed1i c\u00f9ng \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh nicotinamide adenine dinucleotide (NAD +) ho\u1eb7c nicotinamide adenine dinucleotide phosphate (NADP +), ho\u1ea1t \u0111\u1ed9ng nh\u01b0 coenzyme trong c\u01a1 th\u1ec3, \u0111\u00f3ng m\u1ed9t vai tr\u00f2 thi\u1ebft y\u1ebfu trong ch\u1ee9c n\u0103ng t\u1ebf b\u00e0o v\u00e0 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a.<\/p>\n

      Vitamin B3 c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1ea3i ph\u00f3ng n\u0103ng l\u01b0\u1ee3ng t\u1eeb th\u1ee9c \u0103n (ti\u1ec1n th\u00e2n c\u1ee7a c\u00e1c h\u1ec7 s\u1ed1 NAD v\u00e0 NADP \u0111\u00f3ng vai tr\u00f2 c\u01a1 b\u1ea3n cho c\u00e1c ph\u1ea3n \u1ee9ng quan tr\u1ecdng trong chuy\u1ec3n h\u00f3a carbohydrate). Ngo\u00e0i ra, Vitamin B3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p t\u1eeb axit amin thi\u1ebft y\u1ebfu tryptophan \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u h\u00e0ng ng\u00e0y.<\/p>\n

      4.3 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/b><\/h3>\n

      Th\u1ecbt, l\u00faa m\u00ec v\u00e0 b\u1ed9t ng\u00f4, tr\u1ee9ng, c\u00e1c s\u1ea3n ph\u1ea9m t\u1eeb s\u1eefa v\u00e0 men bia \u0111\u1ec1u l\u00e0 nh\u1eefng ngu\u1ed3n cung c\u1ea5p Niacin trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng.<\/p>\n<\/div>\n

      \n

      \"L\u01b0\u1ee3ng<\/p>\n<\/figure>\n

      \n

      B\u1ea3ng tr\u00ean \u0111\u00e2y cho th\u1ea5y RDA ho\u1eb7c l\u01b0\u1ee3ng niacin \u0111\u1ee7 d\u00f9ng. Nh\u1eefng gi\u00e1 tr\u1ecb n\u00e0y l\u00e0 l\u01b0\u1ee3ng niacin \u01b0\u1edbc t\u00ednh m\u00e0 h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi (97,5%) c\u1ea7n nh\u1eadn \u0111\u01b0\u1ee3c t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng h\u00e0ng ng\u00e0y. UL – l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y cao nh\u1ea5t \u0111\u01b0\u1ee3c coi l\u00e0 an to\u00e0n \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n

      4.5 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

      Thi\u1ebfu Vitamin B3<\/b> \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u1ec7nh pellagra bao g\u1ed3m da b\u1ecb vi\u00eam hi\u1ec7u \u1ee9ng s\u1ea3n sinh da nh\u1ea1y c\u1ea3m v\u1edbi \u00e1nh n\u1eafng t\u01b0\u01a1ng t\u1ef1 nh\u01b0 ch\u00e1y n\u1eafng nghi\u00eam tr\u1ecdng, l\u1edf mi\u1ec7ng, ti\u00eau ch\u1ea3y, m\u1ea5t ng\u1ee7 v\u00e0 sa s\u00fat tr\u00ed tu\u1ec7. Gi\u1ed1ng nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c b\u1ec7nh thi\u1ebfu h\u1ee5t vi ch\u1ea5t kh\u00e1c, \u0111\u1ec1u c\u00f3 th\u1ec3 g\u00e2y t\u1eed vong n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n.<\/p>\n

      B\u1ea1n c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c t\u1ea5t c\u1ea3 l\u01b0\u1ee3ng vitamin B3 c\u1ea7n thi\u1ebft t\u1eeb m\u1ed9t ch\u1ebf \u0111\u1ed9 \u0103n \u0111a d\u1ea1ng, gi\u00e0u protein do c\u01a1 th\u1ec3 b\u1ea1n c\u00f3 th\u1ec3 t\u1ed5ng h\u1ee3p vitamin B3 t\u1eeb axit amin tryptophan.<\/p>\n

      4.6 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

      Vitamin B3 t\u1ef1 nhi\u00ean t\u1eeb th\u1ef1c ph\u1ea9m d\u01b0\u1eddng nh\u01b0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 t\u00e1c d\u1ee5ng ph\u1ee5 n\u00e0o.<\/p>\n

      Tuy nhi\u00ean, li\u1ec1u l\u01b0\u1ee3ng b\u1ed5 sung vitamin B3 cao c\u00f3 th\u1ec3 g\u00e2y \u0111\u1ecf m\u1eb7t , bu\u1ed3n n\u00f4n, n\u00f4n m\u1eeda, k\u00edch \u1ee9ng d\u1ea1 d\u00e0y v\u00e0 t\u1ed5n th\u01b0\u01a1ng gan.<\/p>\n

      Axit nicotinic c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng m\u1ee9c \u0111\u1ed9 axit uric trong m\u00e1u, l\u00e0m tr\u1ea7m tr\u1ecdng th\u00eam c\u00e1c tri\u1ec7u ch\u1ee9ng \u1edf nh\u1eefng ng\u01b0\u1eddi d\u1ec5 m\u1eafc b\u1ec7nh g\u00fat. S\u1eed d\u1ee5ng l\u00e2u d\u00e0i Vitamin B3 li\u1ec1u cao (3\u20139 gam m\u1ed7i ng\u00e0y) c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u00eam gan, v\u00e0 c\u00f3 th\u1ec3 l\u00e0m t\u0103ng kh\u00e1ng insulin v\u00e0 t\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u<\/p>\n

      4.7 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung<\/b><\/h3>\n

      C\u00e1c lo\u1ea1i thu\u1ed1c v\u00e0 th\u1ef1c ph\u1ea9m b\u1ed5 sung axit nicotinic v\u1edbi li\u1ec1u l\u01b0\u1ee3ng t\u1eeb 1.300\u20132.000 mg m\u1ed7i ng\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 b\u00ecnh th\u01b0\u1eddng h\u00f3a m\u1ee9c lipid trong m\u00e1u. Ch\u00fang l\u00e0m gi\u1ea3m m\u1ee9c \u0111\u1ed9 cao c\u1ee7a cholesterol lipoprotein m\u1eadt \u0111\u1ed9 th\u1ea5p (LDL<\/b>) \u201cx\u1ea5u\u201d, trong khi t\u0103ng m\u1ee9c cholesterol \u201ct\u1ed1t\u201d lipoprotein m\u1eadt \u0111\u1ed9 cao (HDL<\/b>) khi ch\u00fang \u1edf m\u1ee9c th\u1ea5p. N\u1ed3ng \u0111\u1ed9 ch\u1ea5t b\u00e9o trung t\u00ednh c\u0169ng c\u00f3 th\u1ec3 gi\u1ea3m \u1edf nh\u1eefng ng\u01b0\u1eddi d\u00f9ng ch\u1ea5t b\u1ed5 sung.<\/p>\n

      M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u c\u0169ng cho th\u1ea5y axit nicotinic l\u00e0m gi\u1ea3m nguy c\u01a1 m\u1eafc b\u1ec7nh tim, nh\u01b0ng l\u1ee3i \u00edch c\u1ee7a n\u00f3 c\u00f2n g\u00e2y tranh c\u00e3i v\u00e0 k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u kh\u00f4ng nh\u1ea5t qu\u00e1n<\/p>\n<\/div>\n

      \n

      \"Vitamin

      \n
      M\u1ed9t s\u1ed1 th\u1ef1c ph\u1ea9m c\u00f3 ch\u1ee9a vitamin B3<\/div>\n<\/figcaption><\/figure>\n

      5. Vitamin B6<\/h2>\n
      \n

      Gi\u1ed1ng nh\u01b0 c\u00e1c lo\u1ea1i vitamin B kh\u00e1c, vitamin B6 l\u00e0 m\u1ed9t nh\u00f3m c\u00e1c h\u1ee3p ch\u1ea5t li\u00ean quan, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n

        \n
      • Pyridoxine<\/b>: D\u1ea1ng n\u00e0y \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong tr\u00e1i c\u00e2y, rau v\u00e0 ng\u0169 c\u1ed1c, c\u0169ng nh\u01b0 c\u00e1c ch\u1ea5t b\u1ed5 sung. Th\u1ef1c ph\u1ea9m ch\u1ebf bi\u1ebfn c\u0169ng c\u00f3 th\u1ec3 ch\u1ee9a th\u00eam pyridoxine.<\/li>\n
      • Pyridoxamine<\/b>: \u0110\u01b0\u1ee3c s\u1eed d\u1ee5ng cho \u0111\u1ebfn g\u1ea7n \u0111\u00e2y trong th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng \u1edf M\u1ef9. Tuy nhi\u00ean, FDA hi\u1ec7n coi pyridoxamine l\u00e0 m\u1ed9t lo\u1ea1i d\u01b0\u1ee3c ph\u1ea9m. Pyridoxamine phosphate l\u00e0 m\u1ed9t d\u1ea1ng vitamin B6 ph\u1ed5 bi\u1ebfn trong th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt.<\/li>\n
      • Pyridoxal<\/b>: Pyridoxal phosphat l\u00e0 lo\u1ea1i vitamin B6 ch\u00ednh trong th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt.<\/li>\n<\/ul>\n

        Trong gan, t\u1ea5t c\u1ea3 c\u00e1c d\u1ea1ng vitamin B6 trong ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng \u0111\u1ec1u \u0111\u01b0\u1ee3c chuy\u1ec3n h\u00f3a th\u00e0nh pyridoxal 5-phosphate, d\u1ea1ng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a vitamin.<\/p>\n

        5.2 Vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng<\/b><\/h3>\n

        Gi\u1ed1ng nh\u01b0 c\u00e1c vitamin B kh\u00e1c, vitamin B6 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t coenzym trong nhi\u1ec1u ph\u1ea3n \u1ee9ng h\u00f3a h\u1ecdc. Vitamin B6 tham gia v\u00e0o vi\u1ec7c ph\u00e1 v\u1ee1 glycogen v\u00e0 c\u00f3 vai tr\u00f2 trong vi\u1ec7c \u0111i\u1ec1u ch\u1ec9nh ho\u1ea1t \u0111\u1ed9ng c\u1ee7a hormon steroid. Vitamin B6 c\u0169ng c\u1ea7n thi\u1ebft cho s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c t\u1ebf b\u00e0o h\u1ed3ng c\u1ea7u, b\u1ea1ch c\u1ea7u, v\u1eadn chuy\u1ec3n s\u1eaft v\u00e0 gi\u00fap c\u01a1 th\u1ec3 t\u1ed5ng h\u1ee3p m\u1ed9t s\u1ed1 ch\u1ea5t d\u1eabn truy\u1ec1n th\u1ea7n kinh. C\u00f9ng v\u1edbi folate<\/b> v\u00e0 vitamin B12, vitamin B6 c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec m\u1ee9c homocysteine \u200b\u200btrong m\u00e1u b\u00ecnh th\u01b0\u1eddng. Homocysteine \u200b\u200bt\u0103ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 nguy c\u01a1 c\u1ee7a b\u1ec7nh tim m\u1ea1ch.<\/p>\n

        5.3 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/b><\/h3>\n

        Vitamin B6 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong nhi\u1ec1u lo\u1ea1i th\u1ef1c ph\u1ea9m bao g\u1ed3m c\u00e1 ng\u1eeb, th\u1ecbt l\u1ee3n, g\u00e0 t\u00e2y, chu\u1ed1i, \u0111\u1eadu g\u00e0 v\u00e0 khoai t\u00e2y. Vitamin B6 c\u0169ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o ng\u0169 c\u1ed1c \u0103n s\u00e1ng v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m thay th\u1ebf th\u1ecbt l\u00e0m t\u1eeb \u0111\u1eadu n\u00e0nh.<\/p>\n

        C\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt c\u00f3 h\u00e0m l\u01b0\u1ee3ng vitamin b6 nhi\u1ec1u h\u01a1n th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c th\u1ef1c v\u1eadt.<\/p>\n

        5.4 L\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb<\/b><\/h3>\n<\/div>\n
        \n

        \"B\u1ea3ng<\/p>\n<\/figure>\n

        \n

        RDA l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh l\u00e0 \u0111\u1ee7 \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi. UL – l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y cao nh\u1ea5t \u0111\u01b0\u1ee3c coi l\u00e0 an to\u00e0n \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n

        5.5 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

        S\u1ef1 thi\u1ebfu h\u1ee5t vitamin B6 l\u00e0 r\u1ea5t hi\u1ebfm v\u00ec n\u00f3 \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 r\u1ed9ng r\u00e3i trong th\u1ef1c ph\u1ea9m v\u00e0 \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p b\u1edfi h\u1ec7 vi khu\u1ea9n \u0111\u01b0\u1eddng ru\u1ed9t c\u1ee7a c\u01a1 th\u1ec3. S\u1ef1 thi\u1ebfu h\u1ee5t c\u00f3 th\u1ec3 ch\u1ec9 x\u1ea3y ra nh\u01b0 m\u1ed9t bi\u1ebfn ch\u1ee9ng c\u1ee7a b\u1ec7nh ho\u1eb7c s\u1eed d\u1ee5ng k\u00e9o d\u00e0i th\u1eddi gian s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 lo\u1ea1i thu\u1ed1c. M\u1ed9t s\u1ed1 nghi\u00ean c\u1ee9u cho th\u1ea5y thi\u1ebfu h\u1ee5t Vitamin B6<\/b> c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c t\u0103ng nguy c\u01a1 ung th\u01b0.<\/p>\n

        C\u00e1c tri\u1ec7u ch\u1ee9ng ch\u00ednh bao g\u1ed3m thi\u1ebfu m\u00e1u, ph\u00e1t ban tr\u00ean da, co gi\u1eadt, l\u00fa l\u1eabn v\u00e0 tr\u1ea7m c\u1ea3m.<\/p>\n

        5.6 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

        U\u1ed1ng vitamin B6 li\u1ec1u cao trong th\u1eddi gian d\u00e0i t\u1eeb c\u00e1c ch\u1ea5t b\u1ed5 sung (th\u01b0\u1eddng> 200mg \/ ng\u00e0y) \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o l\u00e0 g\u00e2y t\u1ed5n th\u01b0\u01a1ng d\u00e2y th\u1ea7n kinh c\u1ea3m gi\u00e1c v\u00e0 t\u1ed5n th\u01b0\u01a1ng da.<\/p>\n

        \u0102n nhi\u1ec1u ch\u1ea5t b\u1ed5 sung pyridoxine c\u0169ng c\u00f3 th\u1ec3 ng\u0103n ch\u1eb7n s\u1ea3n xu\u1ea5t s\u1eefa \u1edf ph\u1ee5 n\u1eef \u0111ang cho con b\u00fa<\/p>\n

        5.7 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung<\/b><\/h3>\n

        Li\u1ec1u l\u01b0\u1ee3ng l\u1edbn pyridoxine \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n h\u1ed9i ch\u1ee9ng \u1ed1ng c\u1ed5 tay<\/b> v\u00e0 h\u1ed9i ch\u1ee9ng ti\u1ec1n kinh nguy\u1ec7t<\/b>.<\/p>\n

        Tuy nhi\u00ean, l\u1ee3i \u00edch c\u1ee7a n\u00f3 \u0111ang g\u00e2y tranh c\u00e3i. Ch\u01b0a c\u00f3 m\u1ed9t nghi\u00ean c\u1ee9u n\u00e0o ch\u1ee9ng minh r\u1eb1ng ch\u1ea5t b\u1ed5 sung pyridoxine l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n hi\u1ec7u qu\u1ea3 cho nh\u1eefng t\u00ecnh tr\u1ea1ng n\u00e0y<\/p>\n

        Do c\u00e1c t\u00e1c d\u1ee5ng ph\u1ee5 \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe c\u1ee7a c\u00e1c ch\u1ea5t b\u1ed5 sung pyridoxine li\u1ec1u cao, do v\u1eady ch\u1ec9 n\u00ean \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n d\u01b0\u1edbi s\u1ef1 gi\u00e1m s\u00e1t website.<\/p>\n<\/div>\n

        \n

        \"H\u1ed9i

        \n
        H\u1ed9i ch\u1ee9ng \u1ed1ng c\u1ed5 tay<\/div>\n<\/figcaption><\/figure>\n

        6.\tvitamin B12 (Cobalamin)<\/h2>\n
        \n

        Vitamin B12<\/b> l\u00e0 lo\u1ea1i vitamin duy nh\u1ea5t c\u00f3 ch\u1ee9a nguy\u00ean t\u1ed1 kim lo\u1ea1i, c\u1ee5 th\u1ec3 l\u00e0 coban. V\u00ec l\u00fd do n\u00e0y, n\u00f3 th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 cobalamin.<\/p>\n

        6.1 C\u00e1c lo\u1ea1i vitamin B12<\/b><\/h3>\n

        C\u00f3 b\u1ed1n lo\u1ea1i vitamin B12 ch\u00ednh – cyanocobalamin, hydroxocobalamin, adenosylcobalamin v\u00e0 methylcobalamin.<\/p>\n

        T\u1ea5t c\u1ea3 ch\u00fang c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong c\u00e1c ch\u1ea5t b\u1ed5 sung, m\u1eb7c d\u00f9 cyanocobalamin l\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t do t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a n\u00f3, nh\u01b0ng cyanocobalamin ch\u1ec9 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y \u1edf m\u1ed9t l\u01b0\u1ee3ng vi l\u01b0\u1ee3ng trong th\u1ef1c ph\u1ea9m.<\/p>\n

        Hydroxocobalamin<\/b> l\u00e0 d\u1ea1ng vitamin B12 t\u1ef1 nhi\u00ean ph\u1ed5 bi\u1ebfn nh\u1ea5t v\u00e0 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y r\u1ed9ng r\u00e3i trong th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt.<\/p>\n

        C\u00e1c d\u1ea1ng t\u1ef1 nhi\u00ean kh\u00e1c l\u00e0 methylcobalamin v\u00e0 adenosylcobalamin \u0111\u00e3 ph\u1ed5 bi\u1ebfn nh\u01b0 ch\u1ea5t b\u1ed5 sung trong nh\u1eefng n\u0103m g\u1ea7n \u0111\u00e2y.<\/p>\n

        6.2 Vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng<\/b><\/h3>\n

        Vitamin B12 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t coenzym li\u00ean quan \u0111\u1ebfn ch\u1ee9c n\u0103ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ea7n kinh, s\u1ef1 h\u00ecnh th\u00e0nh c\u00e1c t\u1ebf b\u00e0o h\u1ed3ng c\u1ea7u v\u00e0 chuy\u1ec3n h\u00f3a folate. N\u00f3 c\u0169ng tham gia v\u00e0o qu\u00e1 tr\u00ecnh chuy\u1ec3n \u0111\u1ed5i protein v\u00e0 ch\u1ea5t b\u00e9o th\u00e0nh n\u0103ng l\u01b0\u1ee3ng v\u00e0 c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e2n chia t\u1ebf b\u00e0o v\u00e0 t\u1ed5ng h\u1ee3p DNA. C\u00f9ng v\u1edbi folate v\u00e0 vitamin B6, vitamin B12 c\u1ea7n thi\u1ebft \u0111\u1ec3 duy tr\u00ec m\u1ee9c homocysteine \u200b\u200btrong m\u00e1u b\u00ecnh th\u01b0\u1eddng. Homocysteine \u200b\u200bt\u0103ng l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 nguy c\u01a1 c\u1ee7a b\u1ec7nh tim m\u1ea1ch.<\/p>\n

        \u0102n \u0111\u1ea7y \u0111\u1ee7 gi\u00fap duy tr\u00ec ch\u1ee9c n\u0103ng v\u00e0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u00e3o, ch\u1ee9c n\u0103ng th\u1ea7n kinh v\u00e0 s\u1ea3n xu\u1ea5t h\u1ed3ng c\u1ea7u.<\/p>\n

        6.3 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/b><\/h3>\n

        Vitamin B12 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt. Th\u1ef1c v\u1eadt xanh kh\u00f4ng cung c\u1ea5p ngu\u1ed3n cung c\u1ea5p n\u00e0o nh\u01b0ng n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u1ed5ng h\u1ee3p b\u1edfi m\u1ed9t s\u1ed1 lo\u00e0i t\u1ea3o v\u00e0 vi khu\u1ea9n, m\u1eb7c d\u00f9 kh\u1ea3 d\u1ee5ng sinh h\u1ecdc c\u1ee7a c\u00e1c d\u1ea1ng nh\u01b0 v\u1eady \u0111\u00e3 b\u1ecb tranh ch\u1ea5p. Th\u1ecbt, c\u00e1, s\u1eefa, pho m\u00e1t, tr\u1ee9ng, chi\u1ebft xu\u1ea5t men v\u00e0 ng\u0169 c\u1ed1c \u0103n s\u00e1ng \u0111\u01b0\u1ee3c b\u1ed5 sung dinh d\u01b0\u1ee1ng l\u00e0 t\u1ea5t c\u1ea3 c\u00e1c ngu\u1ed3n th\u1ef1c ph\u1ea9m.<\/p>\n

        6.4 L\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb<\/b><\/h3>\n<\/div>\n
        \n

        \"B\u1ea3ng<\/p>\n<\/figure>\n

        \n

        RDA l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh l\u00e0 \u0111\u1ee7 \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n

        6.5 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

        Vitamin B12 \u0111\u01b0\u1ee3c d\u1ef1 tr\u1eef trong gan, v\u00ec v\u1eady, ngay c\u1ea3 khi b\u1ea1n kh\u00f4ng nh\u1eadn \u0111\u1ee7, c\u00f3 th\u1ec3 m\u1ea5t nhi\u1ec1u th\u1eddi gian \u0111\u1ec3 c\u00e1c tri\u1ec7u ch\u1ee9ng thi\u1ebfu h\u1ee5t ph\u00e1t tri\u1ec3n.<\/p>\n

        Nh\u1eefng ng\u01b0\u1eddi c\u00f3 nguy c\u01a1 thi\u1ebfu h\u1ee5t cao nh\u1ea5t l\u00e0 nh\u1eefng ng\u01b0\u1eddi \u0103n chay (kh\u00f4ng bao gi\u1edd ho\u1eb7c hi\u1ebfm khi \u0103n th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt). S\u1ef1 thi\u1ebfu h\u1ee5t vitamin B12 ph\u1ed5 bi\u1ebfn h\u01a1n \u1edf ng\u01b0\u1eddi l\u1edbn tu\u1ed5i do suy gi\u1ea3m h\u1ea5p thu, th\u01b0\u1eddng l\u00e0 do vi\u00eam m\u1ea1n t\u00ednh ni\u00eam m\u1ea1c d\u1ea1 d\u00e0y (vi\u00eam teo d\u1ea1 d\u00e0y<\/b>) ho\u1eb7c thi\u1ebfu y\u1ebfu t\u1ed1 n\u1ed9i t\u1ea1i (ch\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u1ea5p th\u1ee5 vitamin B12).<\/p>\n

        S\u1ef1 thi\u1ebfu h\u1ee5t d\u1eabn \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a b\u1ec7nh thi\u1ebfu m\u00e1u \u00e1c t\u00ednh, trong \u0111\u00f3 c\u00e1c t\u1ebf b\u00e0o h\u1ed3ng c\u1ea7u \u0111\u01b0\u1ee3c m\u1edf r\u1ed9ng (megaloblastic), v\u00e0 t\u1ed5n th\u01b0\u01a1ng th\u1ea7n kinh ngo\u1ea1i vi ph\u00e1t tri\u1ec3n,ch\u00e1n \u0103n, \u0111au l\u01b0\u1ee1i, c\u00e1c v\u1ea5n \u0111\u1ec1 th\u1ea7n kinh v\u00e0 sa s\u00fat tr\u00ed tu\u1ec7<\/b>.<\/p>\n

        6.6 T\u00e1c d\u1ee5ng v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

        Ch\u1ec9 m\u1ed9t t\u1ef7 l\u1ec7 nh\u1ecf vitamin B12 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 qua \u0111\u01b0\u1eddng ti\u00eau h\u00f3a. L\u01b0\u1ee3ng h\u1ea5p th\u1ee5 ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c s\u1ea3n xu\u1ea5t y\u1ebfu t\u1ed1 n\u1ed9i t\u1ea1i trong d\u1ea1 d\u00e0y. Hi\u1ec7n t\u1ea1i, kh\u00f4ng c\u00f3 t\u00e1c d\u1ee5ng ph\u1ee5 n\u00e0o li\u00ean quan \u0111\u1ebfn vi\u1ec7c h\u1ea5p th\u1ee5 nhi\u1ec1u vitamin B12 \u1edf nh\u1eefng ng\u01b0\u1eddi kh\u1ecfe m\u1ea1nh.<\/p>\n

        6.7 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung<\/b><\/h3>\n

        M\u1ed9t nghi\u00ean c\u1ee9u nh\u1ecf cho th\u1ea5y r\u1eb1ng d\u00f9ng 1.000 mcg m\u1ed7i ng\u00e0y c\u00f3 th\u1ec3 c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng h\u1ecdc b\u1eb1ng l\u1eddi n\u00f3i \u1edf nh\u1eefng ng\u01b0\u1eddi \u0111ang h\u1ed3i ph\u1ee5c sau \u0111\u1ed9t qu\u1ef5, tuy nhi\u00ean v\u1eabn ch\u01b0a c\u00f3 c\u00f4ng b\u1ed1 ch\u00ednh th\u1ee9c.<\/p>\n

        Ngo\u00e0i ra, ti\u00eam hydroxocobalamin \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n ng\u1ed9 \u0111\u1ed9c xyanua, th\u01b0\u1eddng k\u1ebft h\u1ee3p v\u1edbi natri thiosulfat<\/b>.<\/p>\n<\/div>\n

        \n

        \"Ti\u00eam

        \n
        Tr\u01b0\u1eddng h\u1ee3p c\u1ea7n ti\u00eam hydroxocobalamin \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n ng\u1ed9 \u0111\u1ed9c xyanua<\/div>\n<\/figcaption><\/figure>\n

        7.\tVitamin C<\/h2>\n
        \n

        Vitamin C l\u00e0 vitamin tan trong n\u01b0\u1edbc duy nh\u1ea5t kh\u00f4ng thu\u1ed9c nh\u00f3m vitamin B. N\u00f3 l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a ch\u00ednh c\u1ee7a c\u01a1 th\u1ec3 v\u00e0 c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ed5ng h\u1ee3p collagen.<\/p>\n

        7.1 C\u00e1c lo\u1ea1i vitamin C<\/b><\/h3>\n

        Vitamin C c\u00f3 hai d\u1ea1ng, d\u1ea1ng ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 axit ascorbic.<\/p>\n

        M\u1ed9t d\u1ea1ng oxy h\u00f3a c\u1ee7a axit ascorbic \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 axit dehydroascorbic c\u0169ng c\u00f3 ho\u1ea1t t\u00ednh vitamin C.<\/p>\n

        7.2 Vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng<\/b><\/h3>\n

        Vitamin C h\u1ed7 tr\u1ee3 nhi\u1ec1u ch\u1ee9c n\u0103ng c\u01a1 th\u1ec3 c\u1ea7n thi\u1ebft, bao g\u1ed3m:<\/p>\n

          \n
        • Ph\u00f2ng th\u1ee7 ch\u1ed1ng oxy h\u00f3a<\/b>: C\u01a1 th\u1ec3 b\u1ea1n s\u1eed d\u1ee5ng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a \u0111\u1ec3 t\u1ef1 b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i stress oxy h\u00f3a. Vitamin C l\u00e0 m\u1ed9t trong nh\u1eefng ch\u1ea5t ch\u1ed1ng oxy h\u00f3a quan tr\u1ecdng nh\u1ea5t c\u1ee7a n\u00f3.<\/li>\n
        • H\u00ecnh th\u00e0nh collagen<\/b>: N\u1ebfu kh\u00f4ng c\u00f3 vitamin C, c\u01a1 th\u1ec3 kh\u00f4ng th\u1ec3 t\u1ed5ng h\u1ee3p collagen, lo\u1ea1i protein ch\u00ednh trong m\u00f4 li\u00ean k\u1ebft. K\u1ebft qu\u1ea3 l\u00e0, s\u1ef1 thi\u1ebfu h\u1ee5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn da, g\u00e2n, d\u00e2y ch\u1eb1ng v\u00e0 x\u01b0\u01a1ng c\u1ee7a b\u1ea1n.<\/li>\n
        • Ch\u1ee9c n\u0103ng mi\u1ec5n d\u1ecbch<\/b>: C\u00e1c t\u1ebf b\u00e0o mi\u1ec5n d\u1ecbch ch\u1ee9a h\u00e0m l\u01b0\u1ee3ng cao vitamin C. Trong th\u1eddi gian b\u1ecb nhi\u1ec5m tr\u00f9ng, h\u00e0m l\u01b0\u1ee3ng c\u1ee7a n\u00f3 nhanh ch\u00f3ng b\u1ecb c\u1ea1n ki\u1ec7t.<\/li>\n<\/ul>\n

          Kh\u00f4ng gi\u1ed1ng nh\u01b0 c\u00e1c vitamin B, vitamin C kh\u00f4ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t coenzym, m\u1eb7c d\u00f9 n\u00f3 l\u00e0 m\u1ed9t \u0111\u1ed3ng y\u1ebfu t\u1ed1 cho prolyl hydroxylase, m\u1ed9t lo\u1ea1i enzyme \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong vi\u1ec7c h\u00ecnh th\u00e0nh collagen.<\/p>\n

          7.3 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/b><\/h3>\n

          Tr\u00e1i c\u00e2y t\u01b0\u01a1i, \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00e1i c\u00e2y h\u1ecd cam qu\u00fdt v\u00e0 qu\u1ea3 m\u1ecdng; rau xanh, \u1edbt v\u00e0 c\u00e0 chua \u0111\u1ec1u l\u00e0 ngu\u1ed3n cung c\u1ea5p vitamin C. N\u00f3 c\u0169ng \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong khoai t\u00e2y (\u0111\u1eb7c bi\u1ec7t l\u00e0 khoai t\u00e2y m\u1edbi).<\/p>\n

          Th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt n\u1ea5u ch\u00edn h\u1ea7u nh\u01b0 kh\u00f4ng ch\u1ee9a vitamin C, nh\u01b0ng m\u1ed9t l\u01b0\u1ee3ng th\u1ea5p c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y trong gan s\u1ed1ng, tr\u1ee9ng, tr\u1ee9ng c\u00e1, th\u1ecbt v\u00e0 c\u00e1.<\/p>\n

          N\u1ea5u ch\u00edn ho\u1eb7c l\u00e0m kh\u00f4 th\u1ef1c ph\u1ea9m l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 h\u00e0m l\u01b0\u1ee3ng vitamin C c\u1ee7a th\u1ef1c ph\u1ea9m.<\/p>\n

          7.4 L\u01b0\u1ee3ng khuy\u1ebfn ngh\u1ecb<\/b><\/h3>\n<\/div>\n
          \n

          \"B\u1ea3ng<\/p>\n<\/figure>\n

          \n

          RDA l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y \u0111\u01b0\u1ee3c \u01b0\u1edbc t\u00ednh l\u00e0 \u0111\u1ee7 \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi. UL – l\u00e0 l\u01b0\u1ee3ng ti\u00eau th\u1ee5 h\u00e0ng ng\u00e0y cao nh\u1ea5t \u0111\u01b0\u1ee3c coi l\u00e0 an to\u00e0n \u0111\u1ed1i v\u1edbi h\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi.<\/p>\n

          7.5 S\u1ef1 thi\u1ebfu h\u1ee5t vitamin C<\/b><\/h3>\n

          Thi\u1ebfu vitamin C tr\u1ea7m tr\u1ecdng d\u1eabn \u0111\u1ebfn b\u1ec7nh c\u00f2i x\u01b0\u01a1ng. C\u00e1c d\u1ea5u hi\u1ec7u thi\u1ebfu h\u1ee5t kh\u00f4ng bi\u1ec3u hi\u1ec7n cho \u0111\u1ebfn khi nh\u1eefng ng\u01b0\u1eddi \u0111\u01b0\u1ee3c b\u1ed5 sung \u0111\u1ea7y \u0111\u1ee7 tr\u01b0\u1edbc \u0111\u00f3 b\u1ecb thi\u1ebfu vitamin C trong v\u00f2ng 4-6 th\u00e1ng. S\u1ef1 thi\u1ebfu h\u1ee5t c\u00f3 li\u00ean quan \u0111\u1ebfn m\u1ec7t m\u1ecfi, suy nh\u01b0\u1ee3c, \u0111au nh\u1ee9c c\u00e1c kh\u1edbp v\u00e0 c\u01a1. H\u1ea7u h\u1ebft c\u00e1c tri\u1ec7u ch\u1ee9ng kh\u00e1c c\u1ee7a b\u1ec7nh c\u00f2i l\u00e0 do s\u1ef1 t\u1ed5ng h\u1ee3p collagen b\u1ecb suy gi\u1ea3m v\u00e0 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi ch\u1ea3y m\u00e1u n\u01b0\u1edbu r\u0103ng, v\u1ebft th\u01b0\u01a1ng k\u00e9m l\u00e0nh v\u00e0 t\u1ed5n th\u01b0\u01a1ng x\u01b0\u01a1ng v\u00e0 c\u00e1c m\u00f4 kh\u00e1c.<\/p>\n

          Gi\u1ed1ng nh\u01b0 t\u1ea5t c\u1ea3 c\u00e1c tr\u01b0\u1eddng h\u1ee3p thi\u1ebfu h\u1ee5t vitamin, b\u1ec7nh c\u00f2i x\u01b0\u01a1ng c\u00f3 th\u1ec3 g\u00e2y t\u1eed vong n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n.<\/p>\n

          7.6 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

          H\u1ea7u h\u1ebft m\u1ecdi ng\u01b0\u1eddi \u0111\u1ec1u dung n\u1ea1p vitamin C li\u1ec1u cao m\u00e0 kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 t\u00e1c d\u1ee5ng ph\u1ee5 n\u00e0o.<\/p>\n

          Tuy nhi\u00ean, li\u1ec1u r\u1ea5t cao v\u01b0\u1ee3t qu\u00e1 3 gam m\u1ed7i ng\u00e0y g\u00e2y ti\u00eau ch\u1ea3y, bu\u1ed3n n\u00f4n v\u00e0 \u0111au qu\u1eb7n b\u1ee5ng. \u0110i\u1ec1u n\u00e0y l\u00e0 do ch\u1ec9 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf vitamin C c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u1ea5p th\u1ee5 t\u1eeb m\u1ed9t li\u1ec1u duy nh\u1ea5t.<\/p>\n

          D\u00f9ng thu\u1ed1c ho\u1eb7c th\u1ef1c ph\u1ea9m b\u1ed5 sung li\u1ec1u cao tr\u00ean 1.000 mg m\u1ed7i ng\u00e0y c\u0169ng c\u00f3 th\u1ec3 l\u00e0m t\u0103ng nguy c\u01a1 s\u1ecfi th\u1eadn<\/b> \u1edf nh\u1eefng ng\u01b0\u1eddi d\u1ec5 m\u1eafc b\u1ec7nh.<\/p>\n

          7.7 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung<\/b><\/h3>\n

          C\u00f3 nhi\u1ec1u b\u1eb1ng ch\u1ee9ng cho th\u1ea5y b\u1ed5 sung vitamin C c\u00f3 l\u1ee3i cho nh\u1eefng ng\u01b0\u1eddi nh\u1eadn \u0111\u1ee7 l\u01b0\u1ee3ng t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng.<\/p>\n

          M\u1ed9t ph\u00e2n t\u00edch c\u1ee7a 29 nghi\u00ean c\u1ee9u k\u1ebft lu\u1eadn r\u1eb1ng c\u00e1c ch\u1ea5t b\u1ed5 sung cung c\u1ea5p \u00edt nh\u1ea5t 200 mg vitamin C m\u1ed7i ng\u00e0y c\u00f3 th\u1ec3 gi\u00fap b\u1ea1n ph\u1ee5c h\u1ed3i sau c\u1ea3m l\u1ea1nh th\u00f4ng th\u01b0\u1eddng. Vitamin C c\u0169ng c\u00f3 th\u1ec3 gi\u00fap gi\u1ea3m huy\u1ebft \u00e1p, c\u1ea3i thi\u1ec7n s\u1ef1 h\u1ea5p th\u1ee5 s\u1eaft t\u1eeb b\u1eefa \u0103n.<\/p>\n

          Ngo\u00e0i ra, c\u00e1c nghi\u00ean c\u1ee9u c\u00f2n cho th\u1ea5y vitamin C c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nguy c\u01a1 suy gi\u1ea3m nh\u1eadn th\u1ee9c, c\u1ea3i thi\u1ec7n ch\u1ee9c n\u0103ng m\u1ea1ch m\u00e1u v\u00e0 gi\u1ea3m l\u01b0\u1ee3ng \u0111\u01b0\u1eddng trong m\u00e1u, nh\u01b0ng c\u1ea7n c\u00f3 c\u00e1c nghi\u00ean c\u1ee9u ch\u1ea5t l\u01b0\u1ee3ng cao tr\u01b0\u1edbc khi c\u00f3 k\u1ebft lu\u1eadn ch\u1eafc ch\u1eafn.<\/p>\n<\/div>\n

          \n

          \"Vitamin

          \n
          B\u1ed5 sung vitamin C h\u00e0ng ng\u00e0y t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng r\u1ea5t t\u1ed1t<\/div>\n<\/figcaption><\/figure>\n

          8.2 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/h2>\n
          \n

          Thu\u1eadt ng\u1eef folate m\u00f4 t\u1ea3 m\u1ed9t nh\u00f3m c\u00e1c d\u1eabn xu\u1ea5t c\u1ee7a axit pteroyl glutamic. Axit folic l\u00e0 d\u1ea1ng t\u1ed5ng h\u1ee3p c\u1ee7a folate. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ch\u1ea5t b\u1ed5 sung v\u00e0 \u0111\u1ec3 t\u0103ng c\u01b0\u1eddng th\u1ef1c ph\u1ea9m.<\/p>\n

          8.1 Vai tr\u00f2 v\u00e0 ch\u1ee9c n\u0103ng<\/b><\/h3>\n

          Folate c\u00f3 ch\u1ee9c n\u0103ng c\u00f9ng v\u1edbi vitamin B12 \u0111\u1ec3 h\u00ecnh th\u00e0nh c\u00e1c t\u1ebf b\u00e0o h\u1ed3ng c\u1ea7u kh\u1ecfe m\u1ea1nh. N\u00f3 c\u0169ng c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e2n chia t\u1ebf b\u00e0o b\u00ecnh th\u01b0\u1eddng, c\u1ea5u tr\u00fac b\u00ecnh th\u01b0\u1eddng c\u1ee7a h\u1ec7 th\u1ea7n kinh v\u00e0 \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a \u1ed1ng th\u1ea7n kinh (ph\u00e1t tri\u1ec3n th\u00e0nh t\u1ee7y s\u1ed1ng v\u00e0 h\u1ed9p s\u1ecd) trong ph\u00f4i thai.<\/p>\n

          C\u00f3 b\u1eb1ng ch\u1ee9ng thuy\u1ebft ph\u1ee5c r\u1eb1ng vi\u1ec7c b\u1ed5 sung 400\u03bcg \/ ng\u00e0y axit folic u\u1ed1ng tr\u01b0\u1edbc khi th\u1ee5 thai v\u00e0 trong 12 tu\u1ea7n \u0111\u1ea7u ti\u00ean c\u1ee7a thai k\u1ef3 s\u1ebd ng\u0103n ng\u1eeba \u0111\u01b0\u1ee3c ph\u1ea7n l\u1edbn c\u00e1c khuy\u1ebft t\u1eadt \u1ed1ng th\u1ea7n kinh (v\u00ed d\u1ee5 nh\u01b0 t\u1eadt n\u1ee9t \u0111\u1ed1t s\u1ed1ng) \u1edf tr\u1ebb s\u01a1 sinh. T\u1ea5t c\u1ea3 ph\u1ee5 n\u1eef trong \u0111\u1ed9 tu\u1ed5i sinh \u0111\u1ebb \u0111ang c\u00f3 k\u1ebf ho\u1ea1ch mang thai \u0111\u01b0\u1ee3c khuy\u1ebfn c\u00e1o n\u00ean b\u1ed5 sung h\u00e0ng ng\u00e0y v\u00ec r\u1ea5t kh\u00f3 \u0111\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c 400\u03bcg \/ ng\u00e0y ch\u1ec9 t\u1eeb ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng.<\/p>\n

          8.2 Ngu\u1ed3n dinh d\u01b0\u1ee1ng<\/b><\/h3>\n

          C\u00e1c lo\u1ea1i rau l\u00e1 xanh, g\u1ea1o l\u1ee9t, \u0111\u1eadu H\u00e0 Lan, cam, chu\u1ed1i v\u00e0 ng\u0169 c\u1ed1c \u0103n s\u00e1ng t\u0103ng c\u01b0\u1eddng l\u00e0 ngu\u1ed3n cung c\u1ea5p folate.<\/p>\n<\/div>\n

          \n

          \"Folate

          \n
          Folate t\u1ef1 nhi\u00ean xu\u1ea5t hi\u1ec7n trong rau l\u00e1 xanh \u0111\u1eadm, gan b\u00f2, tr\u00e1i b\u01a1, \u0111u \u0111\u1ee7, n\u01b0\u1edbc cam, tr\u1ee9ng, \u0111\u1eadu, qu\u1ea3 h\u1ea1ch<\/div>\n<\/figcaption><\/figure>\n
          \n

          8.3 S\u1ef1 thi\u1ebfu h\u1ee5t<\/b><\/h3>\n

          S\u1ef1 thi\u1ebfu h\u1ee5t d\u1eabn \u0111\u1ebfn thi\u1ebfu m\u00e1u nguy\u00ean b\u00e0o kh\u1ed5ng l\u1ed3 v\u00e0 c\u00f3 th\u1ec3 do ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng k\u00e9m ho\u1eb7c t\u0103ng nhu c\u1ea7u, v\u00ed d\u1ee5 nh\u01b0 trong thai k\u1ef3, do s\u1eed d\u1ee5ng thu\u1ed1c k\u00e9o d\u00e0i ho\u1eb7c k\u00e9m h\u1ea5p thu.<\/p>\n

          Thi\u1ebfu m\u00e1u nguy\u00ean b\u00e0o kh\u1ed5ng l\u1ed3 \u0111\u01b0\u1ee3c \u0111\u1eb7c tr\u01b0ng b\u1edfi vi\u1ec7c gi\u1ea3i ph\u00f3ng c\u00e1c ti\u1ec1n ch\u1ea5t h\u1ed3ng c\u1ea7u ch\u01b0a tr\u01b0\u1edfng th\u00e0nh v\u00e0o h\u1ec7 tu\u1ea7n ho\u00e0n do s\u1ef1 suy gi\u1ea3m qu\u00e1 tr\u00ecnh tr\u01b0\u1edfng th\u00e0nh b\u00ecnh th\u01b0\u1eddng trong t\u1ee7y x\u01b0\u01a1ng. C\u0169ng c\u00f3 th\u1ec3 c\u00f3 m\u1ed9t l\u01b0\u1ee3ng t\u1ebf b\u00e0o tr\u1eafng v\u00e0 s\u1ed1 l\u01b0\u1ee3ng ti\u1ec3u c\u1ea7u th\u1ea5p trong m\u00e1u. S\u1ef1 thi\u1ebfu h\u1ee5t th\u01b0\u1eddng \u0111i k\u00e8m v\u1edbi m\u1ea5t ng\u1ee7, tr\u1ea7m c\u1ea3m, hay qu\u00ean v\u00e0 c\u00e1u k\u1ec9nh.<\/p>\n

          8.4 T\u00e1c d\u1ee5ng ph\u1ee5 v\u00e0 \u0111\u1ed9c t\u00ednh<\/b><\/h3>\n

          M\u1ed9t s\u1ed1 t\u00e1c d\u1ee5ng ph\u1ee5 \u0111\u00e3 \u0111\u01b0\u1ee3c b\u00e1o c\u00e1o m\u1eb7c d\u00f9 l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 cao c\u00f3 th\u1ec3 che gi\u1ea5u s\u1ef1 thi\u1ebfu h\u1ee5t vitamin B12 v\u00e0 l\u01b0\u1ee3ng h\u1ea5p th\u1ee5 qu\u00e1 nhi\u1ec1u c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c bi\u1ebfn ch\u1ee9ng n\u1ebfu d\u00f9ng chung v\u1edbi m\u1ed9t s\u1ed1 lo\u1ea1i thu\u1ed1c, v\u00ed d\u1ee5 nh\u01b0 thu\u1ed1c ch\u1ed1ng co gi\u1eadt \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n \u0111\u1ed9ng kinh.<\/p>\n

          8.5 L\u1ee3i \u00edch c\u1ee7a vi\u1ec7c b\u1ed5 sung<\/b><\/h3>\n

          C\u00f9ng v\u1edbi vitamin B6 v\u00e0 B12, folate c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c duy tr\u00ec m\u1ee9c homocysteine \u200b\u200btrong m\u00e1u b\u00ecnh th\u01b0\u1eddng. Axit amin homocysteine \u200b\u200bl\u00e0 m\u1ed9t ch\u1ea5t trung gian trong chuy\u1ec3n h\u00f3a folate v\u00e0 b\u1eb1ng ch\u1ee9ng cho th\u1ea5y r\u1eb1ng homocysteine \u200b\u200btrong m\u00e1u t\u0103ng l\u00ean (hyperhomocysteinemia) l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 nguy c\u01a1 \u0111\u1ed9c l\u1eadp \u0111\u1ed1i v\u1edbi b\u1ec7nh tim m\u1ea1ch.<\/p>\n

          Vi\u1ec7c h\u1ea5p th\u1ee5 nhi\u1ec1u folate \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 l\u00e0m gi\u1ea3m n\u1ed3ng \u0111\u1ed9 homocysteine \u200b\u200btrong m\u00e1u \u1edf nh\u1eefng ng\u01b0\u1eddi c\u00f3 nguy c\u01a1 m\u1eafc b\u1ec7nh hyperhomocysteinemia v\u1ec1 m\u1eb7t di truy\u1ec1n v\u00e0 k\u1ebft qu\u1ea3 l\u00e0 ng\u01b0\u1eddi ta \u0111\u00e3 \u0111\u1ec1 xu\u1ea5t r\u1eb1ng vi\u1ec7c b\u1ed5 sung axit folic c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nguy c\u01a1 m\u1eafc b\u1ec7nh tim m\u1ea1ch.<\/p>\n

          Tuy nhi\u00ean, m\u1ed9t ph\u00e2n t\u00edch t\u1ed5ng h\u1ee3p g\u1ea7n \u0111\u00e2y c\u1ee7a m\u1ed9t s\u1ed1 th\u1eed nghi\u1ec7m l\u1edbn \u0111\u00e3 kh\u00f4ng ch\u1ee9ng minh \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng c\u1ee7a axit folic \u0111\u1ed1i v\u1edbi b\u1ec7nh tim m\u1ea1ch v\u00e0nh ho\u1eb7c nguy c\u01a1 \u0111\u1ed9t qu\u1ef5.<\/p>\n<\/div>\n

          \n

          \u0110\u1ec3 tr\u1ebb kh\u1ecfe m\u1ea1nh, ph\u00e1t tri\u1ec3n t\u1ed1t c\u1ea7n c\u00f3 m\u1ed9t ch\u1ebf \u0111\u1ed9 dinh d\u01b0\u1ee1ng \u0111\u1ea3m b\u1ea3o v\u1ec1 s\u1ed1 l\u01b0\u1ee3ng v\u00e0 c\u00e2n \u0111\u1ed1i ch\u1ea5t l\u01b0\u1ee3ng. N\u1ebfu tr\u1ebb kh\u00f4ng \u0111\u01b0\u1ee3c cung c\u1ea5p c\u00e1c ch\u1ea5t dinh d\u01b0\u1ee1ng \u0111\u1ea7y \u0111\u1ee7 v\u00e0 c\u00e2n \u0111\u1ed1i s\u1ebd d\u1eabn \u0111\u1ebfn nh\u1eefng b\u1ec7nh th\u1eeba ho\u1eb7c thi\u1ebfu ch\u1ea5t dinh d\u01b0\u1ee1ng \u1ea3nh h\u01b0\u1edfng kh\u00f4ng t\u1ed1t \u0111\u1ebfn s\u1ef1 ph\u00e1t tri\u1ec3n to\u00e0n di\u1ec7n c\u1ee7a tr\u1ebb c\u1ea3 v\u1ec1 th\u1ec3 ch\u1ea5t, t\u00e2m th\u1ea7n v\u00e0 v\u1eadn \u0111\u1ed9ng.<\/p>\n

          Tr\u1ebb \u0103n kh\u00f4ng \u0111\u00fang c\u00e1ch c\u00f3 nguy c\u01a1 thi\u1ebfu c\u00e1c vi kho\u00e1ng ch\u1ea5t g\u00e2y ra t\u00ecnh tr\u1ea1ng bi\u1ebfng \u0103n, ch\u1eadm l\u1edbn, k\u00e9m h\u1ea5p thu,… N\u1ebfu nh\u1eadn th\u1ea5y c\u00e1c d\u1ea5u hi\u1ec7u k\u1ec3 tr\u00ean, cha m\u1eb9 n\u00ean b\u1ed5 sung cho tr\u1ebb c\u00e1c s\u1ea3n ph\u1ea9m h\u1ed7 tr\u1ee3 c\u00f3 ch\u1ee9a lysine<\/b>,<\/b> c\u00e1c vi kho\u00e1ng ch\u1ea5t v\u00e0 vitamin thi\u1ebft y\u1ebfu nh\u01b0 k\u1ebdm, crom, selen, vitamin nh\u00f3m B gi\u00fap \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 nhu c\u1ea7u v\u1ec1 d\u01b0\u1ee1ng ch\u1ea5t \u1edf tr\u1ebb. \u0110\u1ed3ng th\u1eddi c\u00e1c vitamin thi\u1ebft y\u1ebfu n\u00e0y c\u00f2n h\u1ed7 tr\u1ee3 ti\u00eau h\u00f3a, t\u0103ng c\u01b0\u1eddng kh\u1ea3 n\u0103ng h\u1ea5p thu d\u01b0\u1ee1ng ch\u1ea5t, gi\u00fap c\u1ea3i thi\u1ec7n t\u00ecnh tr\u1ea1ng bi\u1ebfng \u0103n, gi\u00fap tr\u1ebb \u0103n ngon mi\u1ec7ng.<\/p>\n

          Cha m\u1eb9 c\u00f3 th\u1ec3 t\u00ecm hi\u1ec3u th\u00eam:<\/p>\n

          C\u00e1c d\u1ea5u hi\u1ec7u b\u00e9 thi\u1ebfu k\u1ebdm<\/b><\/p>\n

          Thi\u1ebfu vi ch\u1ea5t dinh d\u01b0\u1ee1ng v\u00e0 t\u00ecnh tr\u1ea1ng kh\u00f4ng t\u0103ng c\u00e2n \u1edf tr\u1ebb<\/b><\/p>\n

          H\u00e3y th\u01b0\u1eddng xuy\u00ean truy c\u1eadp website .com<\/b> v\u00e0 c\u1eadp nh\u1eadt nh\u1eefng th\u00f4ng tin h\u1eefu \u00edch \u0111\u1ec3 ch\u0103m s\u00f3c cho b\u00e9 v\u00e0 c\u1ea3 gia \u0111\u00ecnh nh\u00e9.<\/p>\n<\/div>\n

          \n

          B\u00e0i vi\u1ebft tham kh\u1ea3o ngu\u1ed3n: nutrition.org.uk, healthline.com<\/b><\/p>\n<\/div>\n

          <\/component-laminkid-widget><\/p>\n

          \n XEM TH\u00caM:<\/b><\/p>\n
            \n
          • \n \u0102n qu\u1ea3 b\u01a1 khi mang thai: L\u1ee3i \u00edch cho b\u1ea1n v\u00e0 thai nhi\n <\/li>\n
          • \n L\u00e0m g\u00ec khi ch\u1ec9 s\u1ed1 ALT cao?\n <\/li>\n
          • \n C\u00f4ng d\u1ee5ng v\u00e0 ch\u1ec9 \u0111\u1ecbnh c\u1ee7a Vitaplex\n <\/li>\n<\/ul><\/div>\n<\/p><\/div>\n

            Block \"cuoi-bai-vinmec\"<\/b> not found<\/mark><\/p>\n

            Block \"chu-ki-droppii-shops\"<\/b> not found<\/mark><\/p><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"

            C\u00e1ch c\u01a1 th\u1ec3 b\u1ea1n h\u1ea5p th\u1ee5 c\u00e1c lo\u1ea1i vitamin kh\u00e1c nhau \u0111\u00f3ng m\u1ed9t vai tr\u00f2 l\u1edbn v\u1ec1 hi\u1ec7u qu\u1ea3 v\u00e0 \u0111\u1ed9 an to\u00e0n, \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao vi\u1ec7c hi\u1ec3u s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa vitamin tan trong n\u01b0\u1edbc v\u00e0 tan trong ch\u1ea5t b\u00e9o. Vitamin tan trong n\u01b0\u1edbc l\u00e0 m\u1ed9t lo\u1ea1i vitamin d\u1ec5 d\u00e0ng h\u1ea5p…<\/p>\n","protected":false},"author":13,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[5562,5591],"tags":[],"class_list":["post-10189","post","type-post","status-publish","format-standard","hentry","category-tin-tuc-su-kien","category-kien-thuc-suc-khoe"],"acf":[],"_links":{"self":[{"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/posts\/10189","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/users\/13"}],"replies":[{"embeddable":true,"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/comments?post=10189"}],"version-history":[{"count":0,"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/posts\/10189\/revisions"}],"wp:attachment":[{"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/media?parent=10189"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/categories?post=10189"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/elysostore.com\/vi\/wp-json\/wp\/v2\/tags?post=10189"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}