Blue Buffalo Wilderness Canned Cat Food - Blue Buffalo Cat Food Feed your feline family member Blue Buffalo Wilderness Canned Cat Food. The high-protein diet features a special blend of natural ingredients including real meats like chicken and salmon. In fact, 95% of the protein in this Blue Buffalo cat food comes from these meaty ingredients. BLUE Wilderness canned cat food is fortified with vitamins and minerals to provide your cat with complete nutrition. The 100% grain-free formula is ideal for cats that have sensitivities to gluten. BLUE Wilderness does not contain any poultry by-product meals, artificial preservatives, corn, wheat or soy.