Plant MedicineBlack Cohosh
Black Cohosh

Black Cohosh

Actaea racemosa

Family: Ranunculaceae

Also known as: Cimicifuga, Bugbane

At a glance

Best for: Menopausal symptoms, Hot flashes
Parts used: Root, Rhizome
Common forms: Capsules, Extract, Tea
Evidence level: Promising
Cautions: Rare reports of liver toxicity; Not for use during pregnancy
Reproductive
Endocrine
Capsules
Extract
Tea
Eastern North America

What it is

Black cohosh is a woodland herb native to eastern North America with tall white flower spikes and a gnarled rhizome.

Traditional use

Native American women used it for gynecological complaints and childbirth. Adopted by European settlers for menopause.

What modern research suggests (Promising)

Studies show benefits for menopausal hot flashes and night sweats. Evidence is mixed but generally positive. Does not appear to be estrogenic.

How people use it

Standardized extract (20-40mg, 2x daily), typically Remifemin formulation studied. Effects take 4-8 weeks.

Safety + interactions

Generally safe. Rare reports of liver toxicity—discontinue if jaundice occurs. Not for use during pregnancy. Monitor with hormone-sensitive conditions.

May interact with: Hormone medications

Name clarity note

Scientific name changed from Cimicifuga racemosa to Actaea racemosa.

Quality notes

Standardized extracts used in research. Quality matters—look for third-party testing.

FAQs

Is it a phytoestrogen?

Despite traditional use for 'female issues,' black cohosh does not appear to be significantly estrogenic.

How long can I take it?

Studies support use up to 6-12 months. Long-term safety beyond that is less clear.

Community Insights

Premium members share their experiences and knowledge about this plant.

Disclaimer: This content is educational and not medical advice. Always consult a qualified healthcare provider before using any herbs or supplements, especially if you are pregnant, nursing, taking medications, or have a medical condition.

Related entries