Nutro Young Adult Dry Dog Food Contains (1) 30 lbs bag of NATURAL CHOICE Young Adult Large Breed Chicken, Whole Brown Rice and Oatmeal Formula NATURAL CHOICE Young Adult Large Breed Chicken, Whole Brown Rice and Oatmeal Formula offers the balanced calorie and nutrient density - without added calories that might lead to early weight gain The natural DHA in fish oil is essential for healthy growth and development of the brain and nervous system of developing young large breed dogs Our naturally sourced glucosamine and chondroitin are the nutritional building blocks of healthy cartilage to help in developing strong and healthy joints The number 1 ingredient in NATURAL CHOICE Young Adult Large Breed Chicken, Whole Brown Rice and Oatmeal Formula is great tasting, U.S. farm-raised chicken, which delivers the amino acids necessary to build muscle and maintain a healthy metabolism