Support your pup’s mobility and comfort with Cox Vet Lab Acti-Flex K-9 Beef Flavored Liquid Joint Supplement for Dogs. Crafted for dogs of all breeds and sizes, this powerful formula promotes healthy joint function and connective tissue health using trusted ingredients like glucosamine, chondroitin, MSM, and hyaluronic acid. Whether your dog suffers from arthritis, breed-related stiffness, or active wear and tear, Acti-Flex K-9 helps ease discomfort and keep them moving with ease. Plus, the tasty beef flavor makes daily dosing a treat—not a chore.