La Roche-Posay Hyalu B5 Serum is a dermatologist-recommended hydrating facial serum that combines hyaluronic acid and vitamin B5 to provide intense moisture, plump skin, and reduce fine lines. This lightweight, fast-absorbing formula is suitable for all skin types, including sensitive skin. This product is recognized as the #1 dermatologist-recommended skincare brand worldwide, as shown in the product image. The serum comes in a 30ml blue glass bottle with a white dropper applicator for precise dispensing. The formula is developed by La Roche-Posay's dermatological laboratory, ensuring high standards of skincare efficacy and safety.