| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a new melanogenesis inhibitor, a tyrosinase inhibitor and a skin care preparation composition for external use containing the melanogenesis inhibitor, and a cosmetic. <P>SOLUTION: The melanogenesis inhibitor comprises N-trans-feruloyltyramine as an active ingredient. The tyrosinase inhibitor comprises N-trans-feruloyltyramine as an active ingredient. The skin care preparation composition for external use comprises the same. <P>COPYRIGHT: (C)2009,JPO&INPIT |
