Hill's Prescription Diet - Dry Cat Food - Feline d/d Food Sensitivities - Duck & Green Pea - 3.5LBSKey Benefits Prescription Diet d d is formulated with the following benefits: Highly digestible single novel protein to minimize chances of a reaction to food High levels of omega 6 and omega 3 fatty acids that help nourish the skin and coat Combination of antioxidants helps maintain a healthy immune system and skin barrier function Three different novel protein sources to provide more choices in managing food allergies Additional Info Hill's