Hyaluronic acid is a natural substance in a human body including human cell membrane, cartilage,
eye and skin.It has a characteristic of taking water in a quantity greater than its own weight as it is
hydrophilic. Hyaluronic acid helps theregeneration of collagen, moisturizes the skin and performs
the role of lubricant for skin tissues.However, as people get old, the amount of Hyaluronic acid in
the cell reduces and the skin will lose elasticity.