BioComplete™ Natural Tuna treats are hand carved, USA premium tuna filets that are "Gently" dri-baked in our own kitchen for the best dehydrated food ever! All our fish is USDA inspected and approved for human consumption. All are naturally raised, hormone and antibiotic free, preservative free with nothing else added. BioComplete™ natural tuna treats can be used as a travel food, a treat or crumbled as a flavor topper.