| abstract |
(57) Abstract: The present invention relates to a compound of the formula (I) or a thematically acceptable salt thereof, wherein R contains 3 to 30 carbon atoms, as an active ingredient. Represents a characteristic chain of a saturated or unsaturated, linear or branched fatty acid, R 1 represents a characteristic chain of an amino acid, and m is 1 to 5], and at least one extraction from a tannin-rich plant starting material And / or at least one dye component (II). The present invention is applicable to cosmetics. |