BioComplete™ Natural Pork Lung Treats are hand carved, USA premium Pork Lung that is "gently" dri-baked in our own kitchen for the best dehydrated food ever! All our pork is USDA inspected and approved for human consumption. All are naturally raised, hormone free, antibiotic free, and preservative free. BioComplete™ Natural Pork Lung can be used as a travel food, a treat or crumbled as a flavor topper.