Wellness Simple Limited Ingredient Diet Grain-Free Salmon & Potato Formula Dry Dog Food, 24-lb bag; Help your fuzzy buddy get back to living his best life with Wellness Simple Salmon and Potato Recipe. This limited-ingredient, grain-free dry food for dogs is formulated using only five, carefully chosen main ingredients. It includes a single-source of protein that is expertly balanced with easily-digestible carbohydrates for your canine companion. This natural dry dog food is crafted to encourage whole body health by supporting digestive function and promoting a healthy coat and skin. It features natural probiotics, antioxidants, omega fatty acids, glucosamine and taurine.