Hills prescription diet canine td is designed to clean and remove plaque and tartar from your dogs teeth as they eat the food contains a high antioxidant formula which is shown to help reduce the progression of dental disease it also contains all the nutrients your dog needs to stay healthy it can be difficult to clean your pets teeth which is why dental problems can be very common and research has shown that at the age of 2 80 of dogs can show signs of dental disease hills prescripti