Minerals and Vitamins from Kelp with Vet. Endorsed Mobility Formula * 1500mg of Glucosamine * 600mg of Chondroitin * Tasty, Affordable and Effective Mobility Solution * This 8oz Pouch Lasts 100lb Dog Approx 1 Month 40lb Dog Approx 3 Months 10 lb Cat Or Dog Approx 9 Months