A stable diet is a type of diet that is designed to provide the necessary nutrients for horses. It typically consists of OATS, FEED, HAY, and horsefeed. OATS are a type of cereal grain that is high in fiber and protein. FEED is a type of food that is specifically designed for horses and contains a variety of grains, vitamins, and minerals. HAY is a type of grass or legume that is dried and used as a source of nutrition for horses. Horsefeed is a type of FEED that is specifically designed for horses and contains a variety of grains, vitamins, and minerals.