Feeding cat is slightly different than the dog. The cat has different food habit and its digestive system is differing than the any other cat animal. Depends on the condition and the age or the cat, you must have to serve the food accordingly. You must have to serve fish, meat and many other non-vets. Products. You must have to serve food as per the habits of the cat. To balancing the nutrition you must have to serve the dose as recommended by the doctor.