| abstract |
(A) An aromatic acid or a salt thereof, and (B) General formula (1) [Wherein, R 1 , R 2 , R 3 and R 4 may be the same or different, and may be a hydrogen atom, —CH 2 CH (OH) R 6 or — CH 2 CH (OH) CH 2 OR 7 (where R 6 and R 7 represents an alkyl or alkenyl group having 1 to 30 carbon atoms), and R 5 represents an alkyl or alkenyl group which may have a substituent having a total of 4 to 42 carbon atoms. A hair cosmetic comprising a guanidine derivative represented by the formula or a salt thereof. [Effect] This hair cosmetic has no oily stickiness, is moist and smooth, and has excellent cohesiveness of the hair style. |