| 摘要 |
PROBLEM TO BE SOLVED: To provide a skin cosmetic especially having excellent whitening effect, exhibiting excellent skin roughness preventing effect, antiaging effect and beautiful skin producing effect and keeping the skin in a healthy state. SOLUTION: The skin cosmetic contains an extract derived from Dioscorea composita and one or more kinds of specific biphenyl compounds. COPYRIGHT: (C)2005,JPO&NCIPI
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