| 摘要 |
PROBLEM TO BE SOLVED: To obtain a skin care preparation having the function as a substantial lightening cosmetic exerting bleaching effect while suppressing excessive melanogenesis and maintaining natural feeling. SOLUTION: The skin care preparation is obtained by compounding 4-n-butylresorcinol and/or a salt thereof, an alkylenepolyamine derivative and/or a salt thereof, and as necessary, an antimicrobial polyhydric alcohol and a (co)polymer based on poly(meth)acrylic acid and introduced with hydrophilic groups onto the side chain. COPYRIGHT: (C)2005,JPO&NCIPI
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