One of the best facial products, using clean ingredients! Helps visibly plump skin to smooth the appearance of fine lines and uneven skin texture Formulated with Epidermal Hydration filler to encourage skin's natural production of Hyaluronic Acid and improve the appearance of dull skin Within Kiehl's formulas, GLYCERIN is a powerful humectant known to attract and lock in moisture to the upper surface layer of the skin to help maintain a "filling effect" and visibly smooth dry, fine lines.