Black Gold Explorer(R) Chicken Meal & Brown Rice Formula Dry Dog Food is specially formulated for highly adventurous dogs of all ages-including large breed puppies. It features glucosamine and chondroitin to support your dog's healthy joints, an essential oil blend to encourage skin and coat health and TruMune to boost immunity and mobility. This is formulated with no corn, wheat, soy, by-products, artificial colors, flavors or preservatives. | Black Gold Explorer Chicken Meal and Brown Rice Recipe Dry Dog Food | Size 40 lbs