Skinceuticals HA Intensifier is a multifunctional corrective serum that helps amplify the skin's natural hyaluronic acid levels by 30%. A concentration of 1.3% pure hyaluronic acid, plus 10% proxylane, 2% licorice root and 0.2% purple rice extract deliver surface hydration to skin and support hyaluronic acid, helping to improve smoothness, firmness and plumpness. Ideal for all skin types, this paraben-free and dye-free serum-gel also reduces the look of crow's feet, nasolabial folds and marionette lines.