Farm Hounds Beef Lung

100% Beef Lung - That's it, nothing else, nothing added! Beef lung is especially high in B12, which is great because it must be present for several enzymes to perform their jobs! Lung is also a great source of protein, selenium, and iron. Our organ products feed a dog's instinctual drive for nutrition! Organs commonly referred to as a superfood offer some of the densest sources of nutrients.