Unless your cat has problems with regular cat food, or is becoming obese, an ordinary complete and balanced formulation plus fresh drinking water is usually adequate. (messybeast.com)
Limited Ingredient Formulas for Cats with Food Allergies — If you have a cat with food allergies or sensitivities to common ingredients found in regular cat food, limited ingredient formulas can help eliminate those problems. (pethelpful.com)
It works in lowering the urinary Ph balance because it has less magnesium that most regular cat foods. (second-opinion-doc.com)