A newly developed, mono-component fully extruded diet. * Its unique vegetarian formulation, high in polyunsaturated fatty acids and low in saturated fatty acids, assists cardiovascular and circulatory efficiency. * Additionally, it promotes the growth of beneficial friendly bacteria within the digestive system, and its unique shape and texture assists dental hygiene through the abrasive action required to chew, crunch and grind. * Supreme® Science Selective Rat contains 100% natural ingredients including apple, known for its antioxidant benefits and blackcurrant, an excellent source of natural vitamins.