Patent ID: 8080581

Claim:
A cosmetic containing a vitamin E derivative represented by the following formula (I) or a salt thereof: wherein (a) R 1 , R 2 , and R 3 independently represent a hydrogen atom or a methyl group; (b) R 4 represents a hydrogen atom, an alkanoyl group having carbon atoms 1 to 6, an alkyl group having 1 to 6 carbon atoms, an SO 3 H group, a P(O)(OH) 2 group, a CH 2 COOH group, or a COCH 2 CH(SO 3 H)COOH group; (c) EO represents an ethylene oxide group; (d) BO represents a butylene oxide group; k and n are independently chosen from 0 to 30, with the proviso that k and n are not both simultaneously zero; and (e) m is from 1 to 30.