Taken HA orally can 1. Nourish skin from inner to the outside, make it smooth, elastic and eliminate wrinkle. 2. As a nature â??shock absorbersâ?�, HA can relieve inflammation, pain, make all body site and joints more flexible and elastic. 3. Provide a natural barrier for cells to prevent the intrusion of bacteria and virus. 4. Recommended dosage: 20-200mg/day. 5. Available forms: Tablets, Capsules, Oral Solution Hyaluronic acid is a natural substance, which widely exists in human and animal bodies. With its unique physical and chemical properties, hyaluronic acid has a variety of important physiological functions in our body. Like a molecular sponge, Hyaluronic acid is able to retain water up to 500-1000 times of its own weight. It is one of the most hydrophilic molecules in nature which maintains skin elastic and lubricates the joints.