FIELD: cosmetic industry.SUBSTANCE: group of inventions relates to cosmetology, and can be used for treating and preventing acne, except for its severe form. For this purpose, composition is used, which is an aqueous solution containing, wt. %: Epilobium Angustifolium extract 11.0–13.0, hydroxyquinolone retinoate 8.0–11.0, dextran 0.7–1.0 and tripeptide -1 0.5–1.0, water is the rest. Given composition is used in production of a cosmetic agent and for creating an anti-acne preparation. It is also used for prevention and treatment of acne in the form of local skin application 2 times a day in the morning and in evening for 4 weeks.EFFECT: given group of inventions provides complex skin care, as well as provides prevention of all types of acne, except for the most severe forms.16 cl, 4 tbl