Vetoquinol Flexadin is a hip and joint supplement for large dogs that supports healthy joints and mobility at any age. The formula combines glucosamine from shrimp and crab, Msm, creatine monohydrate, and green-lipped mussel, a natural source of chondroitin that helps support cartilage health. Vitamin E, omega-3 fatty acids, and vitamin C round out the formula to support knee, hip, and joint comfort and joint integrity. These palatable chews make daily supplementation simple. Each resealable pouch contains 90 chews. Give daily based on weight: dogs 30-59 lb, 1/2 chew dogs 60-99 lb, 1 chew dogs over 100 lb, 2.5 chews. Flexadin is part of Vetoquinol, a family-owned animal health company dedicated to the well-being of pets and the people who love them.