Pure Bites Duck Dog Treats contain only 1 ingredient; 100% natural and pure USDA Inspected duck. These are high in protein and are less than 12 calories per treat. They are also hypoallergenic, low in fat and as with all PureBites® treats, dogs love the taste!. All PureBites® treats are freeze dried to lock in the aroma, valuable nutrients, texture and freshness. Feed as a treat or as a training aid.