Blue Buffalo Natural Veterinary Diet K+M Kidney and Mobility Support Wet Cat Food is a veterinarian-prescribed formula with real chicken as the first ingredient. This wet cat food is formulated to support kidney function with controlled protein levels and and restricted mineral levels and it contains DHA Glucosamine and Chondroitin to promote joint health and mobility. Like all Blue Buffalo cat food this chicken-first recipe is formulated without any chicken (or poultry) by-product meals. It s also free of corn wheat soy artificial flavors and preservatives. BLUE Natural Veterinary Diet is a delicious choice to help maintain your cat s kidney health and mobility.