Chicken coops are dusty places....and backyard chickens have delicate respiratory systems. Made with all natural herbs such as eucalyptus, spearmint, oregano, plantain, peppermint, and more, BreatheRight Coop Herbs by Pampered Chicken Mama is a proprietary herb blend made specifically to support healthy breathing for backyard chickens! Ingredients: 100% pure, non-GMO, naturally grown and harvested peppermint, mullein, oregano, plantain leaf (Plantago major), powdered turmeric root, and eucalyptus. Directions: Mix 1/4 to 1/2 cup per nest box. Use daily or 2 to 3 days a week, making sure to change bedding in boxes immediately if it becomes soiled or wet.