No nitrates or nitrites added (except for those naturally occurring in sea salt & celery juice powder). Fully cooked. With casing removed. No added antibiotics (duck used raised without antibiotics). Inspected for wholesomeness by US Department of Agriculture. D'Artagnan's uncured duck hot dogs are made using only 100% duck and all-natural (Minimally processed - no artificial ingredients) ingredients. We never use fillers, preservatives, nitrates or nitrites (except for those naturally occurring in sea salt & celery juice powder). Also, as is the standard in all of D'Artagnan's products, we support sustainable farming practices and never add growth stimulants or antibiotics. www.dartagnan. Product of the US.