Dr. Becker's Health Solutions Bites for Dogs and Cats Made from natural ingredients One ingredient is chlorella which is potent in reducing pesticides and heavy metals residing in your pet's liver Another ingredient is Milk Thistle which attacks chemicals stored in your pet's liver The third ingredient is Dandelion which is a powerful herb used for cleansing the blood which supports the liver's efforts for detoxification by up to 200% Made in the USA