4health Salmon & Potato Formula for Adult Dogs is specifically formulated to meet the nutritional needs of your adult dog. Made with real salmon, this formula provides a diet option for dogs that thrive on fish protein. Salmon is the the #1 ingredient. No Corn, No Wheat, No Soy. Contains Taurine, Glucosamine, Chondroitin, Probiotics, Omega-6, Omega-3, Selenium and Vitamine E.