Description NutriSource Large Breed Adult Chicken and Rice provides super premium nutrition in a scientifically formulated easy to digest food designed for large and giant breeds. Real chicken is the number one ingredient in NutriSource Large Breed Adult dog food. Chicken is a source of high quality protein to help maintain muscle mass and strength in large dogs. Chicken has a rich, wholesome taste large dogs love. The larger kibble size satisfies large and giant breeds appetite for chewing and taste. Readily available nutrients in NutriSource Large Breed Adult dog food go to work on the inside resulting in less waste.