Eliminate the root cause of your cat’s skin and digestive upset with Hill’s Prescription Diet z/d Hydrolyzed Chicken Flavor Cat Food. This clinical nutrition is a “tasty and healthy reward” specifically formulated to help cats “be healthy” by avoiding adverse food reactions. Featuring highly hydrolyzed protein and ActivBiome+ technology, it is clinically proven to reduce itching, scratching, and digestive issues while rapidly supporting a healthy gut microbiome.