Composition for preparation for external use on skin and method of using the same

摘要

Disclosed is a composition containing a compound represented by formula (1) below, and a particular class ingredient. In formula (1), R1 represents -CH2OH or COOR6, R6 represents hydrogen, lower alkyl group having the number of carbon atoms of 1 to 3 or cation capable of forming a salt with COO-, each of R2 to R5 independently represents a hydrogen atom or methyl group, and ... A... represents =C(CH3)-, -C(CH3)=, -C(=CH2)-, -CH(CH3)- or -C (OH) (CH3)-. CHEM