[GB]A rich, concentrated antioxidant serum with an effective but gentle amount of retinol that restores moisture while defending against environmental stressors and signs of aging. Relieves dryness with superior hydration. Antioxidant complex brightens and refines skin. Silky-smooth serum texture. Use twice daily after cleansing, toning & exfoliating. Low-strength 0.01% retinol concentration.