1 capsule - 520 mg. of Activated Charcoal.Activated charcoal powder is made from coconut shells and has been traditionally used to support healthy digestive function. Its porous texture gives it the ability to attract and trap toxins that are typically present in the GI tract and carry them out of the body. Activated charcoal can also help to alleviate uncomfortable gas and bloating caused by gas-producing foods. Absorbs toxins quickly. Suggested usage: Take 2 capsules daily. Note: This product may cause harmless temporary darkening of the stools.