BLUE Wilderness natural dry dog food satisfies the spirit of the wolf in your canine with more of the meat dogs love and is enhanced with vitamins, minerals and other nutrients. This high protein large breed dog food starts with delicious, protein-rich salmon, contains wholesome grains and features antioxidant-rich LifeSource Bits. Specially formulated for large breed dogs, this recipe contains glucosamine, chondroitin and EPA to help support your large dog's healthy joint function and overall mobility.