Use of DHEA or precursors or metabolic derivatives thereof as a depigmenting agent
AssigneeL'oreal
InventorsOlivier De Lacharriere, Stephanie Nouveau
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Abstract
The use of DHEA or at least one of its biological precursors or of its metabolic derivatives in or for the manufacture of a composition for topical application to the skin, as a pigmentation regulator for the skin or its superficial growths, especially as a depigmenting and/or bleaching agent for the skin, in particular in the treatment of pigmentation marks, and as a pro-pigmenting agent for superficial body growths.
Claims25
A method of pro-pigmenting human hair in need of pro-pigmenting, comprising applying DHEA or at least one biological precursor thereof or metabolic derivative thereof to the human hair, wherein said metabolic derivative thereof is selected from the group consisting of 5-androstene-3β,17β-diol, 5-androstene-3β,17β-diol sulfate and 4-androstene-3,17-dione and said biological precursor thereof is selected from the group consisting of pregnenolone, 17α-hydroxypregnenolone, DHEA sulfate, and 17α-hydroxypregnenolone sulfate.
Dependencies are inferred from the claim text.