Top your cat's kibble with raw. Instinct Raw Boost Shakers Digestive Health provides fiber and live, natural probiotics to help maintain digestive health. This recipe combines cage-free chicken plus vibrant, functional, whole-food ingredients - 100% freeze-dried and bursting with flavor and nutrition. Easily add the flavor & benefits of raw to every bite. Sprinkle on dry, or add water for a tasty gravy. Shake a little love.