American Chestnut

How does American Chestnut work?

American chestnut contains chemicals called tannins which help reduce swelling.

Are there safety concerns?

American chestnut is safe for most adults in the amounts found in food and beverages. It is not known if American chestnut is safe in larger amounts. American chestnut might cause some side effects such as stomach and intestinal problems, kidney and liver damage, and certain cancers.

Do not use American chestnut if:
  • You are pregnant or breast-feeding.

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Report Problems to the Food and Drug Administration

You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.