Nature?s Field?Joint Renew Caplet contains MSM 1500mg, Glucosamine HCL and Hyaluronic Acid?to improve joint structure, function, and flexibility. It helps to nourish your joint tissues (Cartilage) and improves joint flexibility by increasing joint fluid. Joint Renew supports the rebuilding of worn-out joint tissues to guarantee painless movement. Nature?s Field Joint Renew is scientifically formulated to improve long term joint mobility and flexibility.