Figuerola JointSaver 1 lb Active Ingredient - Regenerex-MP - ultra-low molecular weight synergistic formulation that helps to repair and regenerate joint cartilage and its' connective tissues Helps increase joint mobility and flexibility by restoring the "shock-absorbing" and "cushioning' properties of your horse's joints Helps fight off damaging enzymes that can contribute to cartilage breakdown Helps decrease joint inflammation Encourages cartilage rebuilding and renewal