Bulldog Depot Select Chicken Heart Nibblers Dog Treats- Always Farm Fresh! Our Chicken Heart Nibblers are a great source of Vitamins a, B and Iron! Freeze Dried to preserve all nutrients and provide a soft crunch dogs love! Prepared in small batches in our "human food" kitchens All ingredients are sourced in the Midwest USA. GMO Free. Always Farm Fresh! Vacuum packed for freshness in a 3 oz. resealable pouch. No refrigeration required