Hills Prescription Diet YD Adult Cat Food is a complete food for your cat that has been clinically proven to manage and maintain normal thyroid health within 3 weeks.
Developed with a great taste that your cat will love, Hills Y/D Feline diet also helps to support kidney and urinary tract health thanks to a controlled level of phosphorus, low sodium and magnesium.
High levels of Omega-3 and -6 fatty acids also help to promote healthy skin and a luxurious coat.
Iodine from other food sources - treats, another pet's food, table scraps etc. - can compromise the effectiveness of restricted iodine nutrition. It is critical that you feed y/d as the sole source of nutrition.