摘要:
PROBLEM TO BE SOLVED: To provide a preparation having a bleaching action and/or a melamine production-inhibiting action. SOLUTION: At least one auron, a natural or synthetic derivative of auron whose independent phenyl ring may be substituted with a pyrrole, imidazole, triazole, pyridine, furan or thiophene type heterocycle, or an auron analog is disclosed as a cosmetic substance or an active substance for producing one of a cosmetic composition or a pharmaceutical composition, especially a dermatologic composition, having a melamine production-inhibiting action or a depigmentation or an anti-tyrosinase activity. COPYRIGHT: (C)2007,JPO&INPIT
摘要:
PROBLEM TO BE SOLVED: To obtain a bleaching agent having high activity and a composition having excellent bleaching activity and to provide a beauty care method and/or a pharmaceutical treatment method using the bleaching agent and a use of the bleaching agent so as to provide antiradical and/or anti-inflammatory activity. SOLUTION: The para-coumaric acid derivative represented by general formula (I) (Z is oxygen or an -NH- group; X and Y are each the same and a CH group or a CH 2 group) is used in a cosmetic or a dermatological composition. COPYRIGHT: (C)2007,JPO&INPIT