Serum with 15% Niacinamide. The composition also contains zinc PCA, which has antibacterial properties, and trehalose, which is responsible for strong skin hydration and protection against free radicals. Thanks to the addition of allantoin, the product also soothes irritations. The serum has a light gel-like consistency. The main active ingredients: N-acetylglucosamine counteracts hyperpigmentation; zinc PCA regulates sebum secretion and has antibacterial, anti-acne, and regenerating effects; trehalose deeply moisturizes the skin and protects it from free radicals; allantoin promotes skin regeneration and soothes irritations. Properties: Tightens enlarged pores; restores skin and prevents irritation; does not clog sebaceous glands; eliminates acne symptoms; regulates excessive sebum secretion. Directions: Gently apply the required amount of serum to clean skin with your fingertips. Apply to face, neck, and dcollet. The Niacinamide 15 Serum Additon for your health & beauty