| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a melanin production promoter having a compound having excellent melanin production promotion effect as an effective component; a gray hair preventive or ameliorative agent having the melanin production promoter as an effective component; and a tanning promoter which is useful as a therapeutic agent for white spot lesion, or as a cosmetic capable of acquiring a sunburn effect without depending on exposure to sunlight (daylight) or the like. <P>SOLUTION: At least one kind of compound selected from a compound group shown by formula (1) is used as an effective component. To put it concretely, following compound are illustrated, namely, Platol, Acacetin, Kaempheride, Fisetin, 4'-O-Methylfisetin, 4'-O-Ethylfisetin, Diosmetin, 3,3',7-O-Acetyl-4'-O-Methylfisetin, 3',5,7-O-Acetyl-Diosmetin, Isoginkgetin and Sciadopitysin. <P>COPYRIGHT: (C)2012,JPO&INPIT</p> |
