Hill's Prescription Diet m/d Feline with Chicken is a complete dietetic food for the regulation of glucose supply (Diabetes mellitus) in adult cats. This food contains a reduced level of mono- and disaccharides. Even a little extra weight can cause serious health problems. Excess weight reduces playtime, affects mobility, and your cat's overall health throughout its life. Factors such as age, lack of exercise, and overfeeding contribute to weight gain. Along with frequent exercise, choosing the right food is very important to help cats achieve their ideal weight. Hill's nutritionists and veterinarians developed Prescription Diet m/d, a clinical nutrition to help cats lose weight and regulate blood sugar levels.