Developed with dermatologists, CeraVe Hyaluronic Acid Serum replenishes skin?s hydration while helping to improve the appearance of dry lines for instantly smoother, softer skin. This refreshing gel-cream formula contains 3 essential ceramides, our highest concentration of hyaluronic acid, and vitamin B5. This lightweight facial serum blends seamlessly into skin and can be applied alone or underneath a CeraVe moisturizer. ?Paraben-Free ?Fragrance-Free ?Non-Comedogenic Key Ingredients: ?Hyaluronic Acid: This ingredient attracts hydration to the skin?s surface and helps the skin retain moisture ?MVE Technology: This patented delivery system continually releases moisturizing ingredients for 24-hour hydration ?Ceramides: Essential for healthy skin, ceramides help restore and maintain the skin?s natural barrier ?Vitamin B5: Provides skin-soothing benefits ?Niacinamide: Helps calm the skin