ANUA's Retinol 0.3% + Niacin Renewing Serum is a potent brightening serum formulated with 0.3% retinol and niacinamide. It smooths fine lines, improves hyperpigmentation, and restores skin elasticity. Enriched with 8 types of peptides, it enhances moisture retention, reduces wrinkles, and firms sagging skin. The serum also contains tea tree leaf oil and ceramide to soothe and hydrate, making it suitable for sensitive skin.