CeraVe Hydrating Hyaluronic Acid Serum for Face is formulated with our highest concentration of hyaluronic acid, an ingredient that helps retain skin’s natural moisture. Helps skin appear more hydrated and smoother. Lightweight, hydrating serum with a smooth, gel texture. If layering with an eye cream or facial moisturizer, apply HA Serum in a thin layer to slightly damp skin and allow to fully absorb into skin before applying additional products. Highest concentration of hyaluronic acid, an ingredient that helps retain skin’s natural moisture. If layering with an eye cream or facial moisturizer, apply HA Serum in a thin layer to slightly damp skin and allow to fully absorb into skin before applying additional products. Shipping Note: Shipping to Alaska, Hawaii, PO Boxes, and APO addresses is not available for this item Legal Disclaimer: Statements regarding dietary supplements have not been evaluated by the FDA and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Expiration Note: Amazon and Woot work hard to ensure that expired products are not shipped from Amazon fulfillment centers, but the nature of our business means that products with different expiration dates are shipped and thus we have no specific dates to disclose in advance. If you have concerns about the expiration dates on a product you have received, please reach out to Customer Service.