| 摘要 |
PROBLEM TO BE SOLVED: To provide a skin external preparation useful as a drug, a cosmetic or the like, a melanogenesis inhibitor or a c-kit expression inhibitor. SOLUTION: The skin external preparation, the melanogenesis inhibitor or the c-kit expression inhibitor includes a specific acylated triterpenoid saponin as an active ingredient. COPYRIGHT: (C)2011,JPO&INPIT |
