Hills"s Science Diet is the #1 choice of U.S. veterinarians to feed their own pets. Science Diet Adult Optimal Care Savory Salmon Entree Minced cat food tempts your cat with savory salmon in a soft, smooth texture. It has precisely balanced nutrition to maintain lean muscle and vital organ health. Recommended for adult cats 1 to 6 years of age but not recommended for kittens, pregnant or nursing cats.