| abstract |
PROBLEM TO BE SOLVED: To show good cosmetic properties in terms of both hand and resistance, and to preserve its harmlessness over time without the need for special precautions, UV radiation and / or contamination on the skin Ascorbic acid, which retains the activity of the active agent against free radicals, to prevent or counteract the effect, in particular to prevent or counteract skin firmness and / or loss of elasticity; A composition comprising an oxidation-sensitive active selected from the derivatives thereof. SOLUTION: In a physiologically acceptable medium containing an aqueous phase, at least one oxidation-sensitive hydrophilic active agent selected from ascorbic acid and a derivative thereof and at least one non-crosslinked N-vinylimidazole polymer or copolymer are contained. Cosmetic use of a composition wherein the active agent and the polymer or copolymer are both present in an aqueous phase to prevent or counter the detrimental effects of UV radiation and / or contamination on the skin. |