| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a ceramide production enhancer which has a high ceramide production enhancement effect. <P>SOLUTION: The ceramide production enhancer contains a compound expressed by general formula (1) as an active ingredient (in the formula, R<SB POS="POST">1</SB>and R<SB POS="POST">2</SB>respectively independently represent a hydrogen atom or an alkyl group having 1 to 4 carbon numbers; and R<SB POS="POST">3</SB>and R<SB POS="POST">4</SB>represent respectively independently a hydrogen atom, a hydroxy group or a methoxy group, or R<SB POS="POST">3</SB>and R<SB POS="POST">4</SB>form a six-membered ring including -CH=CHC(CH<SB POS="POST">3</SB>)<SB POS="POST">2</SB>O- together with carbon atoms to which they are bonded). <P>COPYRIGHT: (C)2012,JPO&INPIT |
