Oral administration of beta-carotene, lycopene and lutein for human skin protection

摘要

Methods of improving the sun protection factor of human skin and methods of inhibiting the aging of human skin via the oral administration of a composition comprising (a) β-carotene, (b) lutein and (c) lycopene, in a ratio by weight (a):(b):(c) of from 1:0.5:0.5 to 1:1.5:1.5 are described.