Hyaluronic Acid & Collagen Hair Care Serum developed for dull, lifeless, limp, and, damaged hair to make it thicker, smoother, voluminous, healthy, strong, and shiny. The Hyaluronic acid in its formula deeply penetrates the hair fibers to deliver the hydration. Provides silky softness and easy combing. It does not weigh hair down.Contains UV-Filter. Paraben free. Vegan. Free of animal derived ingredients.