Hills Prescription Diet Canine z/d Mini is a combination feed, created to aid dogs with various food allergies and intolerances, which can often lead to the onset of further health conditions. Allergies and intolerances are typically an adverse response to food proteins, therefore Hills Prescription Diet z/d has been specially formulated to counter-act these proteins, reducing the risk of allergies arising from beef, wheat and dairy products. Key Features: Hypoallergenic food formulated with highly hydrolysed chicken as the only animal protein source. Nutrition clinically proven to help reduce skin and digestive signs caused by food allergies. Nourishes the skin and coat. Great Tasting. Ingredients:Maize starch, chicken liver hydrolysate, vitamins, minerals, soybean oil, cellulose, animal fat, DL-methionine, trace elements, L-tryptophan, taurine and beta-carotene. With a natural antioxidant (mixed tocopherols) .