Herbal Supplements and the Kidneys
Why some herbal products can harm the kidneys, and how to be safe.
Last updated: 2026-09-24
Some herbal and traditional preparations can damage the kidneys, especially in people with existing kidney disease.
Stay safe
Tell your doctor about every herbal product or supplement you take, and avoid anything marketed as a kidney cleanse.
Frequently asked questions
Are all herbal remedies dangerous for kidneys?
Not all, but some are — and there is no reliable regulation, so caution and disclosure to your doctor are essential.