This paper briefly introduces the human body evaluation test method of cosmetics whitening efficacy test,the measurement method of skin melanin content,skin chromaticity and the instruments used,so as to provide ideas...This paper briefly introduces the human body evaluation test method of cosmetics whitening efficacy test,the measurement method of skin melanin content,skin chromaticity and the instruments used,so as to provide ideas for scientific and rigorous test scheme design and scientific basis for whitening efficacy claim.展开更多
This paper briefly introduces the human body evaluation test method of cosmetics moisturizing efficacy test,according to stratum corneum moisture content test,skin moisturizing capacity test and other test methods and...This paper briefly introduces the human body evaluation test method of cosmetics moisturizing efficacy test,according to stratum corneum moisture content test,skin moisturizing capacity test and other test methods and the instruments used are briefly introduced,so as to provide ideas for scientific and rigorous experimental scheme design and scientific basis for the claim of moisturizing effect.展开更多
文摘This paper briefly introduces the human body evaluation test method of cosmetics whitening efficacy test,the measurement method of skin melanin content,skin chromaticity and the instruments used,so as to provide ideas for scientific and rigorous test scheme design and scientific basis for whitening efficacy claim.
文摘This paper briefly introduces the human body evaluation test method of cosmetics moisturizing efficacy test,according to stratum corneum moisture content test,skin moisturizing capacity test and other test methods and the instruments used are briefly introduced,so as to provide ideas for scientific and rigorous experimental scheme design and scientific basis for the claim of moisturizing effect.