PROCESS FOR PREVENTING OR TREATING HAIR GRAYING COMPRISING APPLYING A PLANT EXTRACT COMPRISING (E) -2, 3, 5, 4' -TETRAHYDROXY STILBENE-2-O-GLUCOSIDE AND USE THEREOF

摘要

Providing a process for preventing or treating hair gray comprising a step of applying on hair a composition comprising a plant extract, which comprises (a) at least 5 wt% of (E)-2,3,5,4'-tetrahydroxy stilbene-2-O-glucoside relative to the total weight of the extract, and (b) at least one phenolic compound different from (a), wherein the weight ratio between (a) and the sum of the components (a) and (b) is less than or equal to 0.6.