\n N\u1ed8I DUNG\n <\/div>\n

1. T\u0103ng c\u01b0\u1eddng s\u1ee9c kh\u1ecfe mi\u1ec5n d\u1ecbch<\/a><\/li>\n
2. Vitamin A h\u1ed7 tr\u1ee3 th\u1ecb l\u1ef1c<\/a><\/li>\n
3. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe l\u00e0n da<\/a><\/li>\n
4. Gi\u00fap c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe sinh s\u1ea3n<\/a><\/li>\n
5. H\u1ed7 tr\u1ee3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng<\/a><\/li>\n
6. Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a<\/a><\/li>\n
7. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe n\u00e3o b\u1ed9<\/a><\/li>\n<\/ul>\n<\/div>\n
Vitamin A<\/a> li\u00ean quan \u0111\u1ebfn s\u1ee9c kh\u1ecfe m\u1eaft, ch\u1ee9c n\u0103ng mi\u1ec5n d\u1ecbch, s\u1ee9c kh\u1ecfe sinh s\u1ea3n v\u00e0 qu\u00e1 tr\u00ecnh ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng, \u0111\u1ed3ng th\u1eddi h\u1ed7 tr\u1ee3 c\u00e1c c\u01a1 quan trong c\u01a1 th\u1ec3.<\/p>\n
M\u1eb7c d\u00f9 vitamin A c\u00f3 trong nhi\u1ec1u lo\u1ea1i th\u1ef1c ph\u1ea9m c\u00f3 ngu\u1ed3n g\u1ed1c \u0111\u1ed9ng v\u1eadt v\u00e0 th\u1ef1c v\u1eadt, m\u1ecdi ng\u01b0\u1eddi v\u1eabn c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb th\u1ef1c ph\u1ea9m b\u1ed5 sung n\u1ebfu ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng kh\u00f4ng cung c\u1ea5p \u0111\u1ee7 vitamin A. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 7 l\u1ee3i \u00edch s\u1ee9c kh\u1ecfe c\u1ee7a th\u1ef1c ph\u1ea9m b\u1ed5 sung vitamin A.<\/p>\n
1. T\u0103ng c\u01b0\u1eddng s\u1ee9c kh\u1ecfe mi\u1ec5n d\u1ecbch<\/strong><\/h2>\n
Vitamin A r\u1ea5t c\u1ea7n thi\u1ebft cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a c\u00e1c t\u1ebf b\u00e0o mi\u1ec5n d\u1ecbch \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 b\u1ea1ch c\u1ea7u trung t\u00ednh v\u00e0 \u0111\u1ea1i th\u1ef1c b\u00e0o, gi\u00fap ch\u1ed1ng l\u1ea1i b\u1ec7nh t\u1eadt. Vitamin A c\u0169ng \u0111\u00f3ng vai tr\u00f2 trong h\u00e0ng r\u00e0o ni\u00eam m\u1ea1c, b\u1ea3o v\u1ec7 c\u01a1 th\u1ec3 kh\u1ecfi c\u00e1c t\u00e1c nh\u00e2n g\u00e2y b\u1ec7nh.<\/p>\n
\n
\n
\n
\n
Cha m\u1eb9 ph\u1ea3i bi\u1ebft 5 nh\u00f3m th\u1ef1c ph\u1ea9m gi\u00e0u vitamin A t\u1ed1t nh\u1ea5t cho s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a tr\u1ebb<\/a><\/h4>\n<\/li>\n<\/ul><\/div>\n<\/div>\n
Carotenoid l\u00e0 ch\u1ea5t ch\u1ed1ng oxy h\u00f3a m\u1ea1nh<\/a> v\u00e0 c\u00f3 th\u1ec3 gi\u1ea3m vi\u00eam, t\u1eeb \u0111\u00f3 h\u1ed7 tr\u1ee3 h\u1ec7 mi\u1ec5n d\u1ecbch t\u1ed1t h\u01a1n. Thi\u1ebfu vitamin A c\u00f3 th\u1ec3 khi\u1ebfn b\u1ea1n d\u1ec5 b\u1ecb nhi\u1ec5m tr\u00f9ng h\u01a1n.<\/p>\n
Ch\u1ebf \u0111\u1ed9 \u0103n nhi\u1ec1u th\u1ef1c ph\u1ea9m gi\u00e0u vitamin A c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c gi\u1ea3m nguy c\u01a1 m\u1eafc nhi\u1ec1u lo\u1ea1i ung th\u01b0, m\u1eb7c d\u00f9 c\u1ea7n nhi\u1ec1u nghi\u00ean c\u1ee9u h\u01a1n \u0111\u1ec3 hi\u1ec3u li\u1ec7u th\u1ef1c ph\u1ea9m b\u1ed5 sung vitamin A c\u00f3 mang l\u1ea1i l\u1ee3i \u00edch t\u01b0\u01a1ng t\u1ef1 hay kh\u00f4ng.<\/p>\n
2. Vitamin A h\u1ed7 tr\u1ee3 th\u1ecb l\u1ef1c<\/strong><\/h2>\n
Vitamin A h\u1ed7 tr\u1ee3 c\u1ea3 v\u00f5ng m\u1ea1c v\u00e0 gi\u00e1c m\u1ea1c c\u1ee7a m\u1eaft. Vitamin A gi\u00fap s\u1ea3n xu\u1ea5t rhodopsin – m\u1ed9t lo\u1ea1i protein \u0111\u1eb7c bi\u1ec7t n\u1eb1m trong c\u00e1c t\u1ebf b\u00e0o h\u00ecnh que (rod cells) \u1edf v\u00f5ng m\u1ea1c m\u1eaft, cho ph\u00e9p nh\u00ecn th\u1ea5y to\u00e0n b\u1ed9 quang ph\u1ed5 m\u00e0u s\u1eafc v\u00e0 nhi\u1ec1u \u0111i\u1ec1u ki\u1ec7n \u00e1nh s\u00e1ng kh\u00e1c nhau, k\u1ec3 c\u1ea3 trong b\u00f3ng t\u1ed1i.<\/p>\n
M\u1eb7c d\u00f9 t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t vitamin A hi\u1ebfm g\u1eb7p \u1edf Hoa K\u1ef3 nh\u01b0ng \u0111\u00e2y l\u1ea1i l\u00e0 nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn g\u00e2y m\u00f9 l\u00f2a \u1edf tr\u1ebb em t\u1ea1i c\u00e1c n\u01b0\u1edbc \u0111ang ph\u00e1t tri\u1ec3n. Ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng ch\u1ee9a \u0111\u1ee7 vitamin A c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nguy c\u01a1 \u0111\u1ee5c th\u1ee7y tinh th\u1ec3 \u1edf ng\u01b0\u1eddi cao tu\u1ed5i. Tuy nhi\u00ean, v\u1eabn c\u1ea7n th\u00eam nghi\u00ean c\u1ee9u \u0111\u1ec3 hi\u1ec3u r\u00f5 li\u1ec7u vi\u1ec7c b\u1ed5 sung vitamin A li\u1ec1u cao c\u00f3 mang l\u1ea1i l\u1ee3i \u00edch g\u00ec kh\u00f4ng.<\/p>\n
3. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe l\u00e0n da<\/strong><\/h2>\n
\n
\n $\"7$ \n <\/div>
\n
Ngo\u00e0i nh\u1eefng t\u00e1c d\u1ee5ng t\u1ed1t \u0111\u1ed1i v\u1edbi th\u1ecb l\u1ef1c v\u00e0 h\u1ec7 mi\u1ec5n d\u1ecbch, vitamin A c\u00f2n h\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe l\u00e0n da v\u00e0 ch\u1ee9c n\u0103ng n\u00e3o b\u1ed9.<\/p>\n<\/figcaption><\/figure>\n
Vitamin A tham gia v\u00e0o nhi\u1ec1u qu\u00e1 tr\u00ecnh li\u00ean quan \u0111\u1ebfn da, bao g\u1ed3m ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng, s\u1ea3n xu\u1ea5t collagen v\u00e0 ng\u0103n ng\u1eeba t\u1ed5n th\u01b0\u01a1ng t\u1ebf b\u00e0o da do tia c\u1ef1c t\u00edm (UV) v\u00e0 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng.<\/p>\n
Retinoid b\u00f4i ngo\u00e0i da c\u00f3 ngu\u1ed3n g\u1ed1c t\u1eeb vitamin A th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 gi\u1ea3m n\u1ebfp nh\u0103n v\u00e0 v\u1ebft ch\u00e2n chim, \u0111\u1ed3ng th\u1eddi \u0111i\u1ec1u tr\u1ecb m\u1ee5n tr\u1ee9ng c\u00e1 b\u1eb1ng c\u00e1ch th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o t\u1ebf b\u00e0o v\u00e0 s\u1ea3n xu\u1ea5t keratin. Vitamin A v\u00e0 c\u00e1c d\u1eabn xu\u1ea5t c\u1ee7a n\u00f3 c\u0169ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c lo\u1ea1i thu\u1ed1c u\u1ed1ng v\u00e0 b\u00f4i ngo\u00e0i da \u0111\u1ec3 \u0111i\u1ec1u tr\u1ecb b\u1ec7nh v\u1ea9y n\u1ebfn.<\/p>\n
Vi\u1ec7c b\u1ed5 sung vitamin A qua \u0111\u01b0\u1eddng u\u1ed1ng c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 th\u00eam trong \u0111i\u1ec1u tr\u1ecb m\u1ed9t s\u1ed1 v\u1ea5n \u0111\u1ec1 v\u1ec1 da, tuy nhi\u00ean c\u1ea7n c\u00f3 s\u1ef1 t\u01b0 v\u1ea5n v\u00e0 theo d\u00f5i c\u1ee7a b\u00e1c s\u0129 da li\u1ec5u.<\/p>\n
4. Gi\u00fap c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe sinh s\u1ea3n<\/strong><\/h2>\n
Vitamin A r\u1ea5t c\u1ea7n thi\u1ebft cho s\u1ee9c kh\u1ecfe sinh s\u1ea3n c\u1ee7a c\u1ea3 nam v\u00e0 n\u1eef c\u0169ng nh\u01b0 s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a ph\u00f4i thai. Nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e2y cho th\u1ea5y vi\u1ec7c b\u1ed5 sung nhi\u1ec1u vitamin A h\u01a1n c\u00f3 li\u00ean quan \u0111\u1ebfn vi\u1ec7c gi\u1ea3m nguy c\u01a1 v\u00f4 sinh \u1edf n\u1eef gi\u1edbi. Acid retinoic, \u0111\u01b0\u1ee3c t\u1ea1o th\u00e0nh t\u1eeb vitamin A, c\u0169ng r\u1ea5t c\u1ea7n thi\u1ebft cho kh\u1ea3 n\u0103ng sinh s\u1ea3n c\u1ee7a nam gi\u1edbi.<\/p>\n
5. H\u1ed7 tr\u1ee3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng<\/strong><\/h2>\n
Vitamin A th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh t\u00e1i t\u1ea1o t\u1ebf b\u00e0o da v\u00e0 ph\u1ee5c h\u1ed3i c\u1ea5u tr\u00fac da. Retinoid \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 s\u1ea3n xu\u1ea5t t\u1eeb vitamin A c\u0169ng ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a, gi\u00fap gi\u1ea3m vi\u00eam v\u00e0 h\u1ed7 tr\u1ee3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng. N\u00f3 c\u0169ng \u0111\u00f3ng vai tr\u00f2 trong vi\u1ec7c s\u1ea3n xu\u1ea5t collagen lo\u1ea1i 1, m\u1ed9t lo\u1ea1i collagen c\u00f3 trong da.<\/p>\n
6. Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a<\/strong><\/h2>\n
Carotenoid nh\u01b0 beta-carotene \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh l\u00e0 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a m\u1ea1nh m\u1ebd. Ch\u00fang c\u00f3 th\u1ec3 b\u1ea3o v\u1ec7 c\u01a1 th\u1ec3 kh\u1ecfi t\u1ed5n th\u01b0\u01a1ng t\u1ebf b\u00e0o do c\u00e1c ph\u00e2n t\u1eed kh\u00f4ng \u1ed5n \u0111\u1ecbnh \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 g\u1ed1c t\u1ef1 do g\u00e2y ra v\u00e0 gi\u1ea3m nguy c\u01a1 m\u1eafc nhi\u1ec1u b\u1ec7nh, bao g\u1ed3m ung th\u01b0 v\u00e0 b\u1ec7nh tim. Retinoid \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 t\u1ea1o ra t\u1eeb vitamin A, c\u0169ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a. Tuy nhi\u00ean, b\u1ea3n th\u00e2n vitamin A c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a h\u1ea1n ch\u1ebf.<\/p>\n
7. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe n\u00e3o b\u1ed9<\/strong><\/h2>\n
Vitamin A \u0111\u00f3ng vai tr\u00f2 thi\u1ebft y\u1ebfu trong s\u1ef1 ph\u00e1t tri\u1ec3n th\u1ea7n kinh v\u00e0 n\u00e3o b\u1ed9. Acid retinoic, m\u1ed9t d\u1eabn xu\u1ea5t c\u1ee7a vitamin A, c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 trong tr\u00ed nh\u1edb v\u00e0 kh\u1ea3 n\u0103ng h\u1ecdc t\u1eadp. C\u00e1c nghi\u00ean c\u1ee9u m\u1edbi \u0111\u00e2y cho th\u1ea5y m\u1ed1i li\u00ean quan gi\u1eefa t\u00ecnh tr\u1ea1ng thi\u1ebfu h\u1ee5t vitamin A v\u1edbi suy gi\u1ea3m nh\u1eadn th\u1ee9c v\u00e0 b\u1ec7nh Alzheimer, c\u00e1c nghi\u00ean c\u1ee9u tr\u00ean chu\u1ed9t \u0111\u00e3 ch\u1ec9 ra r\u1eb1ng vi\u1ec7c b\u1ed5 sung vitamin A c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m nguy c\u01a1 suy gi\u1ea3m nh\u1eadn th\u1ee9c. Tuy nhi\u00ean, c\u1ea7n c\u00f3 th\u00eam nhi\u1ec1u nghi\u00ean c\u1ee9u tr\u00ean ng\u01b0\u1eddi \u0111\u1ec3 hi\u1ec3u li\u1ec7u th\u1ef1c ph\u1ea9m b\u1ed5 sung vitamin A c\u00f3 th\u1ec3 h\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe n\u00e3o b\u1ed9 \u1edf ng\u01b0\u1eddi l\u1edbn tu\u1ed5i hay kh\u00f4ng.<\/p>\n
\n
\n
C\u00e1c chuy\u00ean gia y t\u1ebf khuy\u1ebfn c\u00e1o \u01b0u ti\u00ean b\u1ed5 sung vitamin A qua th\u1ef1c ph\u1ea9m t\u1ef1 nhi\u00ean (nh\u01b0 c\u00e0 r\u1ed1t, b\u00ed \u0111\u1ecf, gan, tr\u1ee9ng…) v\u00ec \u0111\u00e2y l\u00e0 c\u00e1ch an to\u00e0n v\u00e0 hi\u1ec7u qu\u1ea3 nh\u1ea5t. Ch\u1ec9 n\u00ean s\u1eed d\u1ee5ng vi\u00ean u\u1ed1ng b\u1ed5 sung khi c\u00f3 ch\u1ec9 \u0111\u1ecbnh c\u1ee5 th\u1ec3 c\u1ee7a b\u00e1c s\u0129 \u0111\u1ec3 tr\u00e1nh nguy c\u01a1 ng\u1ed9 \u0111\u1ed9c gan do t\u00edch t\u1ee5 qu\u00e1 li\u1ec1u.<\/p>\n<\/p><\/div>\n<\/div>\n
\n $\"Cho$ <\/a>Cho tr\u1ebb u\u1ed1ng vitamin A \u0111\u1ecbnh k\u1ef3 – V\u00ec sao cha m\u1eb9 tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng n\u00ean b\u1ecf l\u1ee1?<\/a><\/p>\n
SK\u0110S – Nhi\u1ec1u cha m\u1eb9 th\u01b0\u1eddng nghe \u0111\u1ebfn c\u00e1c chi\u1ebfn d\u1ecbch b\u1ed5 sung vitamin A li\u1ec1u cao h\u1eb1ng n\u0103m nh\u01b0ng ch\u01b0a th\u1ef1c s\u1ef1 hi\u1ec3u r\u00f5 t\u1ea1i sao ch\u1ec9 c\u1ea7n u\u1ed1ng v\u00e0i gi\u1ecdt nh\u1ecf l\u1ea1i quan tr\u1ecdng \u0111\u1ebfn th\u1ebf. C\u00f9ng t\u00ecm hi\u1ec3u v\u1ec1 l\u00fd do t\u1ea1i sao cha m\u1eb9 kh\u00f4ng \u0111\u01b0\u1ee3c b\u1ecf l\u1ee1 c\u00e1c \u0111\u1ee3t u\u1ed1ng vitamin A cho tr\u1ebb.<\/p>\n<\/div>\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
N\u1ed8I DUNG 1. T\u0103ng c\u01b0\u1eddng s\u1ee9c kh\u1ecfe mi\u1ec5n d\u1ecbch 2. Vitamin A h\u1ed7 tr\u1ee3 th\u1ecb l\u1ef1c 3. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe l\u00e0n da 4. Gi\u00fap c\u1ea3i thi\u1ec7n s\u1ee9c kh\u1ecfe sinh s\u1ea3n 5. H\u1ed7 tr\u1ee3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng 6. Ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a 7. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe n\u00e3o b\u1ed9 Vitamin […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1058","post","type-post","status-publish","format-standard","hentry","category-thuoc-dinh-duong"],"_links":{"self":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts\/1058","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1058"}],"version-history":[{"count":0,"href":"http:\/\/ytevn.com\/index.php?rest_route=\/wp\/v2\/posts\/1058\/revisions"}],"wp:attachment":[{"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1058"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1058"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/ytevn.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1058"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}

3. H\u1ed7 tr\u1ee3 s\u1ee9c kh\u1ecfe l\u00e0n da<\/strong><\/h2>\n\n\n \n <\/div>