Cosmetic use of dehydroascorbic acid or its monomer and polymer derivatives (I), in a composition comprising a medium, as an agent for artificial coloring of skin, is claimed. Cosmetic use of dehydroascorbic acid or its monomer derivatives of formula (I), in a composition comprising a medium, as an agent for artificial coloring of skin, is claimed. OR 1, OR 2OH, 1-30C, preferably 1-18C alkoxy radical, glycoside, preferably glucose, 1-30C, preferably 1-18C aliphatic carboxylic acid ester (optionally substituted by aryl or heterocycle groups), aryl, heterocycle carboxylic acid ester (substituted by 1-30C, preferably 1-18C alkyl), phosphate group or sulfate group, preferably H. Independent claims are included for: (1) a product for coloring artificial skin with three components, where the first component comprises, in a medium, at least (I), the second component comprises ascorbic acid or its derivatives or salts and the third component comprises, in a medium, at least one chemical oxidizing agent and/or an enzymatic oxidizing agent； and (2) a device with several, preferably two or three compartments comprising a first compartment comprising the first component, a second compartment comprising the second component, and a third compartment comprising a third compartment. [Image].
