WRINKLE REDUCTION AGENT AND COMPOSITION FOR EXTERNAL USE ON SKIN COMPRISING SAID AGENT

摘要

An antiwrinkle agent, lipolysis promoter, external composition for skin, and food and beverage composition having for an active ingredient thereof a compound represented by general formula (1): (wherein R represents a hydrogen atom or an acyl group having 2 to 20 carbon atoms) or an extract obtained from guinea ginger and/or an acylation treatment product of said extract.