| abstract |
The present invention provides a cosmetic having equal to or a higher antioxidantactivity and moisture retaining property than the above-described conventional vitamin E derivatives. The cosmetic also has an excellent emulsifying ability and solubilizing ability and remarkably reduces a sticky feeling on the skin (in particular, the sticky feeling during drying after the application on the skin). n That is, the cosmetic of the present invention containinga vitamin E derivative represented by the following formula (I) or a salt thereof.n n[ In the formula, R 1 , R 2 , and R 3 represent a hydrogen atom or a methyl group; R 4 represents a C 1-6 alkanoyl group, a C 1-6 alkyl group, a 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; EO represents an ethylene oxide group; BO represents a butylene oxide group; k and n independently represent any one of numbers 0 to 30; and m represents any one of numbers 1 to 30.] |