The present invention is a
skin treatment composition that characteristically contains an
alkyl benzoate represented by the following general formula (1). This provides a
skin treatment composition that gives a refreshing
sensation at the time of application and can contain drugs and
ultraviolet absorbents in a stable manner. Also, the present invention is a sunblock water-in-
oil type emulsified cosmetic characteristically comprising an
ester bond product of
polyhydroxystearic acid represented by the following general formulas (2) or (3),
alkyl benzoate represented by the following general formula (1), and an
ultraviolet absorbent. This provides a sunblock cosmetic consisting of a water-in-
oil type emulsified composition that can contain an
ultraviolet absorbent in a stable manner and exhibits a superior
usability. (In this formula, R denotes a branched or
straight chain alkyl group having 8-15 carbon atoms.) (In this formula, R1 and R2 denote, independently of each other, a
hydrogen atom or a lower alkyl group having 1-6 carbon atoms, a+b denotes an integer 1-30, and m denotes an integer 10-200.) (In this formula, R1 and R2 denote, independently of each other, a
hydrogen atom or a lower alkyl group having 1-6 carbon atoms, a+b denotes an integer 1-30, and n denotes an integer 1-30.)