Hydroquinones for bleaching hyperpigmenta- - tion

摘要

A composn. for bleaching hyperpigmentations of the skim comprises a U.V.-absorbing cpd., e.g., a mixture of alip. and arom. esters of p-methoxy cinnamic acid and arom, esters of p-acetylaminobenzoic acid, and hydroquinone or a plant extract contg. hydroquinone, together with a carrier. An antioxidant for the hydroquinone may also be present e.g., Vitamin C. The hyperpigmentation of the skin are partic. Choloasma, Ephelidis or secondary hyperpigmentations.