Barkworthies Beef Gullet Sticks are high protein dog chews made from high quality beef and are as delicious as they are nutritious. Our beef sticks clean your dog's teeth as he gnaws, as well as prevent tartar and plaque buildup. These healthy dog treats also feature a natural source of glucosamine, an amino acid that has been shown to support joint health. Most Barkworthies natural dog treats and chews are completely free of preservatives and no additives. Please note that this product is not for human consumption. Please supervise your pet while giving a treat or chewing and dispose of it properly if it becomes a choking hazard or develops sharp edges.