Made with simple, human-quality, ingredients that help boost your dog’s immune, digestive and circulatory systems and work to improve your dog’s overall health and appearance. No salt, sugar, preservatives, chemicals, dyes, or animal by-products. Baked crisp to help promote teeth cleaning and tarter control. Long shelf life: 12 months from baking! We bake frequently and in small batches to ensure you get the freshest product.