Go ahead, turn the bag around and look at our ingredients. PureBites® Chicken Jerky dog treats are made with only 1 ingredient; 100% Pure USA Sourced Chicken Breast with NO added Glycerin. Dogs love the taste of PureBites® because our treats are gently dried to lock in the aroma, texture and freshness they crave. Dog parents love PureBites® because our treats are 100% pure and rich in nutrients for a happy & healthy life.