Our YuMOVE® Advanced Vet Strength Hip & Joint Health Chews with ActivEase® Green Lipped Mussel (GLM) are vet recommended and get to work on your dog's joints in a matter of weeks. Compared to our original chew, this triple-action formula contains 47% more Green Lipped Mussel, has 150x the Omega-3s, 9x the Vitamin E, 67% more Hyaluronic Acid and includes two forms of Glucosamine to help ease stiff joints, support joint structure, and promote mobility. Backed by over 15 years of research, this scientifically proven formula makes a real difference that you can see and your dog can feel.