Annamaet Grain Free Manitok Dry Dog Food 15lb Key Benefits: Proteinated (Chelated) minerals increases their utilization and strengthen the immune system Prebiotics - a natural ingredient that supports healthy digestion Algae - a stable and sustainable natural ingredient that is an excellent source of Omega 3 Fatty Acids L-Carnitine's involvement in fat metabolism helps maintain lean muscle mass and supports healthy cognitive function DHA supports Brain Development in puppies and Healthy Cognitive Function in adults and senior dogs