PRO PAC Ultimates – Mature Chicken & Brown Rice is a fresh approach to super premium nutrition. Formulated with simple, nourishing ingredients from chicken, whole grain rice, and fruits & vegetables. PRO PAC Ultimates – Mature with Glucosamine & Chondroitin Sulfate provides complete nutrition & a balanced diet to help maintain healthy weight, joints & activity levels. With no artificial colors, flavors or preservatives. PRO PAC Ultimates – Mature meets the nutritional levels established by the Association of American Feed Control Officials (AAFCO) Dog Food Nutrient Profiles for maintenance of adult dogs.