| abstract |
(57) [Problem] To provide a new mother nucleus hair restorer. SOLUTION: A hair restorer comprising a compound represented by the following general formula (I) is contained in a cosmetic for hair such as a cosmetic. Embedded image Formula (I) (wherein, R1, R2, R3, and R4 each independently represent a hydrogen atom, an alkyl group having 1 to 4 carbon atoms or a hydroxyl group, and A and B each independently represent a partial structural formula (1) Or represents the structure of (2).) Partial structural formula (1) (wherein, R5 represents a hydrogen atom or a hydroxyl group.) Partial structural formula (2) |