| abstract |
The invention relates to combinations of substances for stabilising photosensitive active ingredients, in addition to cosmetic and dermatological formulations containing photosensitive active ingredients that have been stabilised in this manner. The cosmetic or dermatological preparation contains at least one compound from the family of triazin derivatives, at least one compound from the family of beta , beta - diphenylacrylate derivatives and at least one photolabile active ingredient, which conjugates the functionalities -C-S-, -C=C-, isolates -C=C- and/or comprises C=N-. The invention relates in particular to cosmetic and dermatological formulations containing the photosensitive substances alpha -lipoic acid, retinol and/or polyunsaturated fatty acids, which are stabilised by the use of said combinations of substances. |