Treatment for skin

摘要

The invention relates to a topical composition for the treatment of skin comprising an effective amount of a compound of the formula: <CHEM> wherein W, X, Y and Z are selected from the group consisting of hydrogen, C1-C3 alkyl group, C2-C4 alkanol group, wherein at least one of X, Y or Z is a C2-C4 alkanol group bearing at least one hydroxyl group and optionally at least one carboxyl group, and wherein A is a mixture of anionic counterions derived from at least two pharmaceutically acceptable acids and esters thereof; and a cosmetically acceptable carrier.