Support your adult dog’s skin and digestive health with Blue Buffalo Basics Grain-Free Dry Dog Food for Adult Dogs. Formulated with healthy ingredients that support gentle digestion, this limited-ingredient dog food promotes healthy skin and a shiny coat with omega-3 and omega-6 fatty acids. What’s more, this grain-free dog food is made with real, high-quality duck as the first ingredient to help build and maintain strong muscles. And like all Blue Buffalo natural dog food, Blue Basics contains no chicken (or poultry) by-product meals. It’s also free of corn, wheat, soy, artificial flavors, and preservatives, so you can feel good feeding it to your furbaby.