Use of an active ingredient derived from calyx of Diospyros kaki with specified amount of phenolic content, as antistress and antiaging agent in a cosmetic composition

摘要

Use of an active ingredient derived from calyx of Diospyros kakiwith less than 5% of a total phenolic content, as antistress and antiaging agent in a cosmetic composition, is claimed. Independent claims are included for: (1) an antistress and antiaging active ingredient obtained from calyx of Diospyros kaki, with less than 5% of a total phenolic content and at least 21% of a total sugar content; (2) obtaining the active ingredient, comprising at least one step of enzymatic hydrolyzing calyx of Diospyros kaki; and (3) a cosmetic composition comprising 0.01-20 wt.% the active ingredient in a medium. ACTIVITY : Dermatological. MECHANISM OF ACTION : Collagen type V stimulator; Hyaluronan synthase-2 (HAS-2) stimulator; Perlecan stimulator; Protection stimulator; Hypoxia-inducible factor-1alpha stimulator.