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3Medicinal

Black cohosh

Also sold as Cimicifuga racemosa

Menopausal hot flushes; rare liver injury has been reported.

3TrustedSupp Tier System™ · Tier 3Take as a defined course
Check before you startThis one has documented interactions with medication classes where the consequences are serious. If you take any prescription medicine, run it past a pharmacist before starting.

How long to take it

Up to six months, then reassess. Not indefinite.

Who it's actually for

Women with menopausal symptoms, after discussing options with a doctor.

Safe upper limit

Unverified
No formal limit; 40 mg daily in trials, for up to six months
Documented cases of liver injury. Regulatory agencies in several countries require a liver warning.
No source attached yet. Treat this as a starting point, not a citation, until reviewed.

Interactions to know about

  • Liver disease or impairmentHepatitis, cirrhosis, fatty liver
  • Hormone therapyHRT, tamoxifen, testosterone, anti-androgens
  • Chemotherapy / cancer treatmentAny active oncology treatment

Run your full list through the interaction check.

Practical notes

  • Stop for jaundice, dark urine, or unusual fatigue.
  • Avoid with liver disease or a history of hormone-sensitive cancer without specialist advice.