Hyaluronic acid is found in the fluid that surrounds joints. As a substance, our levels reduce with age. Lysine and vitamin C are also included in the formulation. Vitamin C is needed for collagen formulation for healthy skin cells. This supplement is an ideal addition to a regime looking to support healthy collagen levels. Note: This product is not intended to diagnose, treat, cure, or prevent any disease, nor should supplements be used as a substitute for a balanced diet. Not intended for pregnant/breastfeeding mothers or children under 18. Do not exceed the recommended dose.