Hill's Science Plan Adult Sterilised cat food DuckHILL'S SCIENCE PLAN Sterilized Cat Adult dry cat food with duck has a unique Weight Management Formula to help keen sterilised cats lean. Made with high quality, easy to digest ingredients. With added L carnitine clinically proven to help cats stay lean & active li> Controlled levels of minerals for a healthy urinary system Low fat content, and high levels of L lysine, to help maintain vitality Recommended for: Adult sterilised cats up to 6 years old.