How does Knotweed work?

Knotweed might have astringent and anti-inflammatory properties. It might also prevent plaque from building up on teeth.

Are there safety concerns?

Knotweed may be safe for most people, but the potential side effects of knotweed are not known.

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

Dosing considerations for Knotweed.

The appropriate dose of knotweed depends on several factors such as the user's age, health, and several other conditions. At this time there is not enough scientific information to determine an appropriate range of doses for knotweed. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult your pharmacist or physician or other healthcare professional before using.

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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.