This over-the-counter supplement is highly effective in supporting and protecting joint health. Useful in both preventing and treating cartilage breakdown, Companion Promise Joint Health Plus for Dogs is a safe, reliable alternative to prescription medication. This product stands alone, as the only glucosamine/chondroitin sulfate supplement that has been shown to safely and effectively relieve, prevent, and improve joint health problems in dogs. Free of side effects, this joint supplement not only aids in cartilage production, but also protects existing cartilage from wear and tear, and can be given to dogs of any age. The beef and cheese flavoring enable you to give this to your dogs as a treat, or broken up and mixed in with their food.