IconicA (Vitamin A) significantly improves skin radiance, brightness, smoothness, fine lines, photo damage and overall skin tone. Niacinamide (Vitamin B3) provides anti-inflamatory benefits; both vitamins nourish the skin and assist in boosting collagen. This ultimate anti-aging serum is to be used in the evening for cell repair and health. As cells go under oxidative stress and lipid peroxidation, Vitamins A (retinaldehyde) & B3 (niacinamide) condition the cell membrane encouraging cellular respiration. This allows nutrition to flow into the cell and helps cellular waste escape. Gentle enough for sensitive skins; all skin types in need of rejuvenation and anti-aging care.