YuMOVE One-A-Day premium natural formula makes a tail-wagging difference in three ways: soothing stiffness, supporting long-term joint health and promoting mobility. Proven to work within 6 weeks*, thanks to ingredients like the world's top strength, cold-extracted ActivEase® Green Lipped Mussel. - Tasty one a day chew - Aids stiff joints - Supports joint structure - Promotes mobility *Study conducted by Royal Veterinary College.