Diamond Naturals Extreme Athlete is specifically formulated with optimal levels of protein, fat and whole grain to fuel your hard-working dog. Omega fatty acids and antioxidants help support ideal muscle condition, helping your dog stay active, strong and fit. 40 pounds Crude Protein32.0% Minimum Crude Fat25.0% Minimum Crude Fiber4.0% Maximum Moisture10.0% Maximum Zinc150 mg/kg Minimum Selenium0.3 mg/kg Minimum Vitamin E150 IU/kg Minimum Omega-6 Fatty Acids*3.5% Minimum Omega-3 Fatty Acids*0.5% Minimum Glucosamine*300 mg/kg Minimum Chondroitin Sulfate*100 mg/kg Minimum