Green beef tripe is a recommended additive that is a superfood packed with nutrients that will help boost your dogs health. It’s high in protein and amino acids that will help build muscle and repair tissue. Tripe is also loaded with digestive enzymes and probiotics that will improve your dogs gut flora and improve their digestive system. Mathis Meat recommends feeding 15% of dogs diet. Pricing is for a 30lb box of Beef green tripe.