As a member of our grain free series of cat foods, NutriSource Pure Vita Grain Free Duck & Red Lentils Entrée Cat Food is formulated to meet AAFCO guidelines for all life stages. Pure Vita offerings are specially formulated limited ingredient diets that feature a single source animal protein making them a top choice for pets with allergies. NutriSource formulas deliver compact nutrition and include pre and pro-biotics to help support a healthy gut. Balanced Omega-3 and Omega-6 fatty acids plus Zinc to support a strong immune system, healthy skin and coat condition.