| abstract |
PURPOSE: To obtain a beautifying agent having inhibitory activity against tyrosinase and beautifying effects on skin containing a resorcinol derivative. n CONSTITUTION: A resorcinol derivative shown by the formula (R is 2-12C straight-chain alkyl wherein one H may be replaced with methyl) is used as a cosmetic base and prepared by a conventional procedure to give the aimed substance. The amount of the resorcinol derivative blended is 0.01-15wt.%, preferably 0.1-10wt.% based on the whole amounts of cosmetic composition. The aimed substance can be made into any dosage form such as cream, milky lotion, toilet water, oil or pack. Bees wax, cetyl alcohol, stearic acid, etc., may be cited as a cream base and the cream base may be optionally mixed with an ultraviolet light absorber, medicinal component such as allantoin, thickening agent, plasticizer, calamine, perfume, etc. n COPYRIGHT: (C)1990,JPO&Japio |