Vyo Max® Joint Devil® has been formulated using Glucosamine which aids the synthesis of connective tissue, Chondroitin which lubricates the joints & supports the repair of connective tissue, MSM inhibits the cause of pain & inflammation & Hyaluronic Acid helps produce synovial fluid which lubricates the joints & assists in collagen formation. This product should be taken for least 4 weeks to notice any improvements.