Top your cat's kibble with raw. Instinct Raw Boost Mixers Cage-Free Chicken Recipe is the easiest way to put more of the pure, real nutrition of raw into every bowl. Made with protein-packed, cage-free chicken and chicken liver plus non-GMO vegetables & fruits - Raw Boost Mixers support proper digestion, healthy skin & coat, energy and vitality. They provide all-natural, minimally processed nutrition without grain, potato, corn, wheat, soy, by-product meal, artificial colors or preservatives.