Gi\u00fap s\u00e1ng m\u1eaft:<\/strong> <\/li>\n<\/ul>\n\n\n\nB\u00ed \u0111\u1ecf ch\u1ee9a m\u1ed9t lo\u1ea1t c\u00e1c d\u01b0\u1ee1ng ch\u1ea5t thi\u1ebft y\u1ebfu cho s\u1ee9c kh\u1ecfe m\u1eaft. M\u1ed9t trong s\u1ed1 \u0111\u00f3 l\u00e0 beta carotene, m\u1ed9t lo\u1ea1i h\u1ee3p ch\u1ea5t quan tr\u1ecdng khi ti\u1ebfp x\u00fac v\u1edbi c\u01a1 th\u1ec3 s\u1ebd bi\u1ebfn \u0111\u1ed5i th\u00e0nh vitamin A. Lo\u1ea1i vitamin n\u00e0y \u0111\u00f3ng m\u1ed9t vai tr\u00f2 kh\u00f4ng th\u1ec3 thi\u1ebfu trong vi\u1ec7c duy tr\u00ec v\u00e0 ph\u00e1t tri\u1ec3n ch\u1ee9c n\u0103ng th\u1ecb gi\u00e1c, \u0111\u1ed3ng th\u1eddi ng\u0103n ng\u1eeba s\u1ef1 h\u01b0 h\u1ea1i c\u1ea5u tr\u00fac t\u1ebf b\u00e0o m\u1eaft.<\/p>\n\n\n\n