{"id":8134,"date":"2025-02-07T07:52:42","date_gmt":"2025-02-07T07:52:42","guid":{"rendered":"https:\/\/korcosmetics.vn\/?p=8134"},"modified":"2025-03-05T07:49:03","modified_gmt":"2025-03-05T07:49:03","slug":"cong-dung-cua-vitamin-c-trong-lam-dep","status":"publish","type":"post","link":"https:\/\/korcosmetics.vn\/ko\/cong-dung-cua-vitamin-c-trong-lam-dep\/","title":{"rendered":"C\u00f4ng d\u1ee5ng c\u1ee7a vitamin C trong l\u00e0m \u0111\u1eb9p? C\u00e1ch s\u1eed d\u1ee5ng"},"content":{"rendered":"

C\u00f4ng d\u1ee5ng c\u1ee7a vitamin C trong l\u00e0m \u0111\u1eb9p<\/i><\/b> nh\u01b0 th\u1ebf n\u00e0o? Vitamin C l\u00e0 m\u1ed9t trong nh\u1eefng th\u00e0nh ph\u1ea7n quan tr\u1ecdng trong ch\u0103m s\u00f3c da, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi kh\u1ea3 n\u0103ng ch\u1ed1ng oxy h\u00f3a m\u1ea1nh m\u1ebd, gi\u00fap l\u00e0m s\u00e1ng da, gi\u1ea3m th\u00e2m n\u00e1m v\u00e0 k\u00edch th\u00edch s\u1ea3n sinh collagen. C\u00f9ng KOR<\/strong><\/a> t\u00ecm hi\u1ec3u v\u1ec1 nh\u1eefng l\u1ee3i \u00edch tuy\u1ec7t v\u1edbi c\u1ee7a th\u00e0nh ph\u1ea7n n\u00e0y mang l\u1ea1i!<\/span><\/i><\/p>\n

1. C\u00f4ng d\u1ee5ng c\u1ee7a vitamin C trong l\u00e0m \u0111\u1eb9p<\/b><\/h2>\n

Vitamin C, hay axit ascorbic, l\u00e0 m\u1ed9t ch\u1ea5t dinh d\u01b0\u1ee1ng quan tr\u1ecdng kh\u00f4ng ch\u1ec9 \u0111\u1ed1i v\u1edbi s\u1ee9c kh\u1ecfe t\u1ed5ng th\u1ec3 m\u00e0 c\u00f2n mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch v\u01b0\u1ee3t tr\u1ed9i cho l\u00e0n da, \u0111\u1eb7c bi\u1ec7t l\u00e0 c\u00f4ng d\u1ee5ng vitamin C v\u1edbi da. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 t\u1ed5ng h\u1ee3p c\u00e1c c\u00f4ng d\u1ee5ng ch\u00ednh c\u1ee7a vitamin C trong l\u00e0m \u0111\u1eb9p da c\u00f9ng v\u1edbi c\u00e1ch b\u1ed5 sung v\u00e0 l\u01b0u \u00fd khi s\u1eed d\u1ee5ng:<\/span><\/p>\n

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C\u00f4ng d\u1ee5ng c\u1ee7a vitamin C trong l\u00e0m \u0111\u1eb9p<\/figcaption><\/figure>\n

1.1. Vitamin C c\u00f3 t\u00e1c d\u1ee5ng g\u00ec v\u1edbi da m\u1eb7t<\/i><\/b><\/h3>\n

a. Ch\u1ed1ng oxy h\u00f3a v\u00e0 b\u1ea3o v\u1ec7 da kh\u1ecfi t\u00e1c h\u1ea1i c\u1ee7a m\u00f4i tr\u01b0\u1eddng<\/b><\/h4>\n

C\u00f4ng d\u1ee5ng c\u1ee7a Vitamin C \u0111\u1ed1i v\u1edbi da m\u1eb7t nh\u01b0 m\u1ed9t ch\u1ea5t ch\u1ed1ng oxy h\u00f3a m\u1ea1nh, gi\u00fap trung h\u00f2a c\u00e1c g\u1ed1c t\u1ef1 do ph\u00e1t sinh t\u1eeb t\u00e1c \u0111\u1ed9ng c\u1ee7a tia c\u1ef1c t\u00edm (UV) v\u00e0 \u00f4 nhi\u1ec5m m\u00f4i tr\u01b0\u1eddng. Vi\u1ec7c b\u1ed5 sung vitamin C c\u00f3 th\u1ec3 gi\u00fap ph\u1ee5c h\u1ed3i da b\u1ecb t\u1ed5n th\u01b0\u01a1ng do t\u00e1c \u0111\u1ed9ng c\u1ee7a \u00e1nh n\u1eafng, gi\u1ea3m t\u00ecnh tr\u1ea1ng bong tr\u00f3c, s\u1ea7n s\u00f9i v\u00e0 ng\u0103n ng\u1eeba l\u00e3o h\u00f3a s\u1edbm.<\/span><\/p>\n

b. D\u01b0\u1ee1ng tr\u1eafng v\u00e0 c\u1ea3i thi\u1ec7n t\u00f4ng m\u00e0u da<\/b><\/h4>\n

Nh\u1edd kh\u1ea3 n\u0103ng \u1ee9c ch\u1ebf enzyme tyrosinase \u2013 nguy\u00ean nh\u00e2n k\u00edch th\u00edch s\u1ea3n xu\u1ea5t melanin, c\u00f4ng d\u1ee5ng vitamin c cho da gi\u00fap gi\u1ea3m c\u00e1c v\u1ebft n\u00e1m, t\u00e0n nhang v\u00e0 \u0111\u1ed1m n\u00e2u. K\u1ebft qu\u1ea3 l\u00e0 l\u00e0n da tr\u1edf n\u00ean \u0111\u1ec1u m\u00e0u, s\u00e1ng v\u00e0 r\u1ea1ng r\u1ee1 h\u01a1n.<\/span><\/p>\n

    \n
  1. K\u00edch th\u00edch s\u1ea3n sinh collagen v\u00e0 ch\u1ed1ng l\u00e3o h\u00f3a<\/b>
    \n<\/b>Collagen l\u00e0 th\u00e0nh ph\u1ea7n thi\u1ebft y\u1ebfu gi\u00fap da s\u0103n ch\u1eafc v\u00e0 \u0111\u00e0n h\u1ed3i. Vitamin C tham gia v\u00e0o qu\u00e1 tr\u00ecnh t\u1ed5ng h\u1ee3p collagen, t\u1eeb \u0111\u00f3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 \u0111\u00e0n h\u1ed3i c\u1ee7a da, l\u00e0m m\u1edd n\u1ebfp nh\u0103n v\u00e0 c\u00e1c d\u1ea5u hi\u1ec7u l\u00e3o h\u00f3a. Vi\u1ec7c b\u1ed5 sung vitamin C gi\u00fap da lu\u00f4n m\u1ecbn m\u00e0ng v\u00e0 t\u01b0\u01a1i tr\u1ebb, \u0111\u1eb7c bi\u1ec7t khi qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t collagen t\u1ef1 nhi\u00ean c\u1ee7a da ch\u1eadm l\u1ea1i theo th\u1eddi gian.<\/span><\/li>\n
  2. Cung c\u1ea5p \u0111\u1ed9 \u1ea9m v\u00e0 l\u00e0m m\u1ec1m da<\/b>
    \n<\/b>Vitamin C gi\u00fap c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng gi\u1eef n\u01b0\u1edbc c\u1ee7a da, l\u00e0m t\u0103ng \u0111\u1ed9 \u1ea9m cho l\u1edbp bi\u1ec3u b\u00ec. \u0110i\u1ec1u n\u00e0y gi\u00fap da tr\u00e1nh t\u00ecnh tr\u1ea1ng kh\u00f4 r\u00e1p, gi\u1ea3m ti\u1ebft d\u1ea7u th\u1eeba v\u00e0 t\u1ea1o ra m\u1ed9t b\u1ec1 m\u1eb7t da m\u1ecbn m\u00e0ng, m\u1ec1m m\u1ea1i.<\/span><\/li>\n
  3. H\u1ed7 tr\u1ee3 ch\u1eefa l\u00e0nh v\u1ebft th\u01b0\u01a1ng v\u00e0 gi\u1ea3m s\u1eb9o<\/b>
    \n<\/b>V\u1edbi \u0111\u1eb7c t\u00ednh kh\u00e1ng vi\u00eam v\u00e0 th\u00fac \u0111\u1ea9y t\u1ed5ng h\u1ee3p collagen, vitamin C c\u00f2n gi\u00fap l\u00e0m l\u00e0nh c\u00e1c v\u1ebft th\u01b0\u01a1ng, m\u1edd s\u1eb9o do m\u1ee5n v\u00e0 gi\u1ea3m t\u00ecnh tr\u1ea1ng k\u00edch \u1ee9ng tr\u00ean da.<\/span><\/li>\n<\/ol>\n

    1.2. C\u00e1ch b\u1ed5 sung Vitamin C cho da m\u1eb7t<\/i><\/b><\/h3>\n
    \"\"
    C\u00e1ch b\u1ed5 sung Vitamin C cho da m\u1eb7t<\/figcaption><\/figure>\n

    a. Qua ch\u1ebf \u0111\u1ed9 \u0103n u\u1ed1ng<\/b><\/h4>\n

    Th\u1ef1c ph\u1ea9m gi\u00e0u vitamin C:<\/b> C\u00e1c lo\u1ea1i tr\u00e1i c\u00e2y h\u1ecd cam nh\u01b0 cam, qu\u00fdt, kiwi, d\u00e2u t\u00e2y, \u1ed5i, d\u01b0a h\u1ea5u\u2026 c\u00f9ng v\u1edbi c\u00e1c lo\u1ea1i rau xanh nh\u01b0 b\u00f4ng c\u1ea3i xanh, c\u00e0 chua, \u1edbt chu\u00f4ng, c\u1ea3i b\u1eafp\u2026 \u0111\u1ec1u l\u00e0 ngu\u1ed3n cung c\u1ea5p vitamin C t\u1ef1 nhi\u00ean.<\/span><\/p>\n

    L\u01b0u \u00fd:<\/b> Do vitamin C t\u1eadp trung nhi\u1ec1u \u1edf l\u1edbp v\u1ecf, b\u1ea1n n\u00ean r\u1eeda s\u1ea1ch v\u00e0 c\u00f3 th\u1ec3 \u0103n c\u1ea3 v\u1ecf (n\u1ebfu an to\u00e0n) \u0111\u1ec3 t\u1eadn d\u1ee5ng t\u1ed1i \u0111a ch\u1ea5t dinh d\u01b0\u1ee1ng n\u00e0y.\u00a0<\/span><\/p>\n

    b. Qua th\u1ef1c ph\u1ea9m ch\u1ee9c n\u0103ng d\u1ea1ng u\u1ed1ng<\/b><\/h4>\n

    C\u00e1c vi\u00ean u\u1ed1ng ho\u1eb7c b\u1ed9t vitamin C c\u00f3 th\u1ec3 l\u00e0 l\u1ef1a ch\u1ecdn cho nh\u1eefng ng\u01b0\u1eddi kh\u00f4ng h\u1ea5p thu \u0111\u1ee7 vitamin C t\u1eeb th\u1ef1c ph\u1ea9m t\u1ef1 nhi\u00ean. Tuy nhi\u00ean, c\u1ea7n l\u01b0u \u00fd d\u00f9ng theo li\u1ec1u l\u01b0\u1ee3ng khuy\u1ebfn c\u00e1o v\u00e0 t\u1ed1t nh\u1ea5t l\u00e0 d\u00f9ng c\u00f9ng v\u1edbi b\u1eefa \u0103n \u0111\u1ec3 t\u0103ng kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5.<\/span><\/p>\n

    c. Qua s\u1ea3n ph\u1ea9m ch\u0103m s\u00f3c da (topical)<\/b><\/h4>\n

    Serum, kem d\u01b0\u1ee1ng hay m\u1eb7t n\u1ea1 ch\u1ee9a vitamin C:<\/b> \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p tr\u1ef1c ti\u1ebfp \u0111\u1ec3 \u0111\u01b0a vitamin C th\u1ea9m th\u1ea5u v\u00e0o c\u00e1c l\u1edbp tr\u00ean c\u00f9ng c\u1ee7a da. Serum ch\u1ee9a n\u1ed3ng \u0111\u1ed9 vitamin C t\u1eeb 5% \u0111\u1ebfn 25% th\u01b0\u1eddng \u0111\u01b0\u1ee3c khuy\u1ebfn c\u00e1o, t\u00f9y v\u00e0o lo\u1ea1i da v\u00e0 m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng.<\/span><\/p>\n

    L\u01b0u \u00fd:<\/b> Vitamin C d\u1ec5 b\u1ecb oxy h\u00f3a khi ti\u1ebfp x\u00fac v\u1edbi kh\u00f4ng kh\u00ed v\u00e0 \u00e1nh s\u00e1ng, do \u0111\u00f3 h\u00e3y ch\u1ecdn s\u1ea3n ph\u1ea9m c\u00f3 bao b\u00ec b\u1ea3o v\u1ec7 (nh\u01b0 tu\u00fdp, \u1ed1ng h\u00fat hay chai c\u00f3 n\u1eafp k\u00edn) v\u00e0 s\u1eed d\u1ee5ng \u0111\u00fang h\u01b0\u1edbng d\u1eabn.<\/span><\/p>\n

    2. C\u00e1ch s\u1eed d\u1ee5ng vitamin C \u0111\u00fang chu\u1ea9n, hi\u1ec7u qu\u1ea3<\/b><\/h2>\n

    \u0110\u1ec3 s\u1eed d\u1ee5ng vitamin C hi\u1ec7u qu\u1ea3 trong ch\u0103m s\u00f3c da, b\u1ea1n c\u00f3 th\u1ec3 tu\u00e2n theo c\u00e1c b\u01b0\u1edbc sau:<\/span><\/p>\n

    \"\"
    C\u00e1ch s\u1eed d\u1ee5ng vitamin C \u0111\u00fang chu\u1ea9n, hi\u1ec7u qu\u1ea3<\/figcaption><\/figure>\n

    L\u00e0m s\u1ea1ch da<\/b>: B\u1eaft \u0111\u1ea7u b\u1eb1ng vi\u1ec7c t\u1ea9y trang v\u00e0 r\u1eeda m\u1eb7t v\u1edbi s\u1eefa r\u1eeda m\u1eb7t ph\u00f9 h\u1ee3p \u0111\u1ec3 lo\u1ea1i b\u1ecf b\u1ee5i b\u1ea9n v\u00e0 d\u1ea7u th\u1eeba.<\/span><\/p>\n

    S\u1eed d\u1ee5ng toner<\/b>: Thoa toner \u0111\u1ec3 c\u00e2n b\u1eb1ng \u0111\u1ed9 pH c\u1ee7a da, gi\u00fap da s\u1eb5n s\u00e0ng h\u1ea5p thu d\u01b0\u1ee1ng ch\u1ea5t t\u1eeb serum.<\/span><\/p>\n

    Thoa serum vitamin C<\/b>:<\/span><\/p>\n