Retinol B3 serum is a unique complex of pure retinol and retinol with gradual release for continuous and powerful anti-wrinkle action. In combination with vitamin B3, it provides efficient regeneration. Optimal tolerance is clinically proven even on sensitive skin and verified by users. Retinol is the gold standard among dermatological ingredients that restores the skin's surface and works on deep wrinkles. The combination of pure and gradual-release retinol ensures continuous delivery of significant corrective doses, while respecting the skin's tolerance threshold. Vitamin B3 is an active ingredient for strengthening the skin barrier that intensely soothes the skin and reduces redness. Glycerin is a moisturizing active ingredient that helps restore and protect the skin barrier. After using the serum, the skin regains firmness, elasticity and a fresh and healthy color, and wrinkles and fine lines are reduced.