Lipoic acid in topical compositions
OwnerNicholas V. Perriconeinventor
Life of this patent
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Abstract
In a method for the prevention and/or treatment of skin damage, particularly inflammation and aging, a composition containing lipoic acid and/or a lipoic acid derivative is topically applied to affected skin areas. A fat-soluble fatty acid ester of ascorbic acid such as palmityl ascorbate and/or tocotrienol is preferably applied with the lipoic acid or derivative in association with a dermatologically acceptable carrier.
Claims15
A method for treating skin inflamation or aging mediated by free radicals, said method comprising topically applying to skin areas to be treated a composition containing an active compound selected from the group consisting of lipoic acid, lipoic acid esters, lipoic acid amines, salts of lipoic acid, and mixtures thereof, in an amount sufficient to provide free radical scavenging in the skin.
A method for the treatment of skin inflammation or aging mediated by free radicals, said treatment comprising topically applying to the skin to be treated a composition containing, in a dermatologically acceptable carrier, two groups of compounds (a) and (b), wherein
- (a) is a compound selected from the group consisting of lipoic acid, lipoic acid esters, lipoic acid amides, salts of lipoic acid, dihydrolipoic acid, and mixtures thereof, and
- (b) is a fat-soluble fatty acid ester of ascorbic acid,
- in an mount sufficient to provide free radical scavenging in the skin.
Dependencies are inferred from the claim text.