Feed your dog's wild side with BLUE Wilderness Rocky Mountain Recipe Adult Dry Dog Food. The first ingredient in this high-protein dog food is deboned beef. It's also made with savory venison and lamb to help build and maintain strong muscles. This adult dog food with real meat is packed with healthy, complex carbohydrates, plus nutritious fruits and vegetables. BLUE Wilderness natural dog food is formulated without any chicken (or poultry) by-product meals. It is also free of corn, wheat, soy, artificial flavors, and preservatives. You can feel great knowing Blue Buffalo is helping your dog thrive with a protein-packed diet.