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Is St. John’s wort regulated by the FDA?

St. John's wort is classified by the U.S. Food and Drug Administration (FDA) as a dietary supplement, not a drug. The FDA does not test it for safety and effectiveness, although it can take action if there is a safety issue. The FDA has not evaluated St. John's wort as a treatment for any medical condition. It is up to you to determine whether you believe it is effective and whether the product you purchase is safe.

Continue Learning about St. John's Wort

What is St. John's wort extract (SJWE)?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
Many oral supplements of St. John's wort are actually extracts. These are formulations containin...
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How can I take St. John’s Wort?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
St. John's Wort is available in oral forms such as capsules, tablets and liquid extracts, and it...
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How does St. John's Wort work?
Debra Fulghum Bruce PhDDebra Fulghum Bruce PhD
The active ingredient in St. Johns Wort, hypericin, appears to affect various neurotransmitters, in...
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Who should not use St. John’s Wort?
Stacy Wiegman, PharmDStacy Wiegman, PharmD
You should not use St. John’s Wort if you are allergic to it, if you are using a serotonin reuptake ...
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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.