Product Description The kidneys play a role in filtering and excreting waste products from the blood, and they regulate the amount of fluid and mineral balance in the body. It is said that once kidney function declines, it is difficult to restore that state. Prescription Diet k/d for cats, developed by Hill's nutritionists and veterinarians, is a special therapeutic food that supports your cat's kidney care by adjusting phosphorus, sodium, and other nutrients. No price reduction, instant purchase available Expiration date: 2026.02 Hill's Prescription Diet 4kg For cats