A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 8/368 (2006.01) A61K 8/35 (2006.01) A61K 8/37 (2006.01) A61K 8/40 (2006.01) A61K 8/46 (2006.01) A61K 8/49 (2006.01) A61K 8/58 (2006.01) A61K 8/63 (2006.01) A61Q 19/00 (2006.01) A61Q 19/02 (2006.01)
Patent
CA 2355357
The invention relates to composition containing at least one steroid selected from: dihydroepiandrosterone and/or a biological precursor and/or a metabolic derivative thereof, in a physiologically suitable medium and characterised in that it also contains at least one liposoluble UV filter. Said liposoluble UV filter provides a means of preventing or delaying the crystallisation of the steroid. The invention also relates to the cosmetic and dermatological uses of the inventive composition, especially for preventing or treating chronological or actinic ageing of the skin.
La présente invention concerne une composition renfermant, dans un milieu physiologiquement acceptable, au moins un stéroïde choisi parmi: la DHEA et/ou un précurseur biologique et/ou un dérivé métabolique de celle-ci, caractérisée en ce qu'elle comprend en outre au moins un filtre UV liposoluble. Le filtre UV liposoluble permet d'éviter ou de retarder la cristallisation du stéroïde. L'invention concerne également les utilisations cosmétiques et dermatologiques de cette composition, notamment pour prévenir ou traiter le vieillissement cutané chronologique ou actinique.
L'oreal
Robic
LandOfFree
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