Cosmetic compositions
AssigneeDsm IP Assets B.V.
InventorsClaudia Ille-Boehler, Jochen Klock, Horst Westenfelder
Life of this patent
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Abstract
The present invention relates to cosmetic or dermatological compositions comprising salicylic acid, optionally substituted salicylic acid and/or derivatives thereof and ascorbic acid and/or derivatives thereof in a cosmetically acceptable carrier. The salicylic acid, optionally substituted salicylic acid and/or derivatives thereof serve as skin penetration enhancer for the ascorbic acid and/or derivatives thereof into human skin. The compositions are especially useful as skin lightening agents, anti-acne agents or anti-ageing agents.
Claims12
A cosmetic or dermatological composition comprising
- (a) 0.01 to 8 wt. % of salicylic acid, optionally substituted salicylic acid and/or derivatives thereof;
- (b) 0.01 to 20 wt. % of ascorbic acid and/or derivatives thereof and
- (c) a cosmetically acceptable carrier.
Use of salicylic acid, optionally substituted salicylic acid and/or derivatives thereof in cosmetic or dermatological compositions for enhancing the penetration of ascorbic acid and/or derivatives thereof into the human skin.
Method of enhancing the efficacy of ascorbic acid and/or derivatives thereof which comprises adding to a composition containing an ascorbic acid and/or derivatives thereof an effective amount of salicylic acid, optionally substituted salicylic acid and/or derivatives thereof.
Dependencies are inferred from the claim text.