Winner of the 2023 Aestheticians' Choice Awards - Favorite Retinol Serum One of our most powerful age-defying serums. Pharmaceutical-grade liposomes deliver retinaldehyde and proprietary nutrients to feed and rejuvenate the skin. 9 collagen targeting ingredients and 7 antioxidants offer UVB protection and barrier care. A smooth and luminous finish results from this concentrate of scientifically validated actives. Most advanced vitamin A technology Promotes youthful, radiant skin with proprietary nutrients 7 antioxidants to support barrier function HOW TO USE On clean skin, apply 1-2 pumps morning and/or evening. Spritz Nutrient Mist and gently massage into skin. Follow with additional serum(s) and moisturizer if needed.