Original formula Tripett is made from 100% all natural pure Green Beef Tripe. A natural source of Omega 3 and 6, Green Beef Tripe is rich in digestive fatty acids and many other nutrients important to your dogs health. Picky eaters love it, puppies grow up healthy and strong, while older dogs are rejuvenated from all the health benefits found in Tripett Green Beef Tripe. Tripett is intended to be supplemented with a good quality dry dog food. No preservatives, no artificial ingredients, no fillers.