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).That is, the cosmetic of the present invention containinga vitamin E derivative represented by the following formula (I) or a salt thereof.[ In the formula, R1, R2 , and R3 represent a hydrogen atom or a methyl group R4 represents a C1-6 alkanoyl group, a C1-6 alkyl group, a SO3H group, a P(O)(OH)2 group, a CH2COOH group or a COCH2CH(SO3H)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.]
