Lysedia Hyaluronic Acid Youth SerumHighly concentrated serum to provide instant and intensive hydratation. Helps to plump, smooth and refresh with delicate fragrance. Effects and Advanatges Concentrated in hyaluronic acid with 3 molecular weighrs, it works by refilling spaces between the skin cells to instantly penetrate the layers of the skin. Suitable for all skin types. How to use Apply to face morning and evening on its own or before day and or night cream. Penetrate into the skin