Features: Every bag of 4health contains select ingredients and has undergone rigorous quality-control processes. Taurine-fortified to help support a healthy heart. Contains 450 mg/kg glucosamine hydrochloride and 150 mg/kg chondroitin sulfate. These ingredients help maintain the proper balance in your dog's digestive system. Each cup of food provides live, active cultures that help support healthy digestion. A blend of omega-6 and omega-3 fatty acids helps keep the skin and coat healthy and shiny. Contains guaranteed levels of zinc, selenium and vitamin E for immune-supporting antioxidant nutrition. 18 lb. bag