An innovation in the cosmetic care of acne. BiRetix® offers all the advantages of vitamin A acid, but without the aggressive side-effects: no increased sensitivity to the sun, no need for a treatment break in the summer months. Biretix has a sebum-regulating, antibacterial and antioxidant effect. Caring ingredients soothe and regenerate the skin. Numerous studies have demonstrated its effectiveness and good tolerance. Retinsphere® is incorporated in the BiRetix® products.