Nature's Own Naturally Shed Monster Elk AntlerNaturally shed antlers are used so no animals were harmed in the making of this product Antlers are full of the nutrients that dogs need such as iron phosphorus calcium magnesium potassium and zinc Promotes clean teeth and gums good for dogs of all ages Does not contain artificial additives chemicals or preservatives Made with usda approved raw materials and cooked under strict supervision to maintain consistent quality and safety Made in the usa