Black Cohosh

An herb that is commonly used to relieve symptoms of menopause, such as hot flashes and night sweats.

Also known as: Actaea racemosa • Cimicifuga racemosa

other Names
Actaea racemosa, Cimicifuga racemosa
primary Benefits
Relieves symptoms of menopause
common Dose
20-40 mg of standardized extract twice daily
best Form
Standardized extract capsules
timing
Can be taken at any time of day
safety Rating
Moderate Caution

Overview

Black cohosh (Actaea racemosa) is a flowering plant native to North America. It has a long history of use in traditional Native American medicine for a variety of ailments, particularly for women's health issues. Today, black cohosh is most commonly used to relieve symptoms of menopause, such as hot flashes, night sweats, and vaginal dryness. The exact mechanism by which black cohosh works is not fully understood, but it is believed to have an effect on estrogen receptors in the body. Some studies have shown that black cohosh can be as effective as hormone replacement therapy (HRT) in relieving menopausal symptoms, but without the associated risks. In addition to its use for menopause, black cohosh has also been studied for its potential to relieve symptoms of premenstrual syndrome (PMS) and to induce labor. However, more research is needed in these areas.

Key Benefits

Relieves Menopausal Symptoms

Black cohosh is effective in reducing the frequency and severity of hot flashes and other symptoms of menopause.

May Relieve PMS Symptoms

Some studies suggest that black cohosh may help relieve symptoms of PMS, such as mood swings and breast tenderness.

May Help Induce Labor

Black cohosh has been traditionally used to induce labor, but more research is needed to confirm its effectiveness and safety for this purpose.

Dosage & How to Take

Dosage can vary depending on the concentration of the extract. It is best to follow the manufacturer's recommendations.

PurposeDoseNotes
Menopausal Symptoms20-40 mg of standardized extract twice dailyStandardized to contain 1 mg of triterpene glycosides.

Best Time to Take

Can be taken with or without food.

With or Without Food

Can be taken with or without food.

Forms & Bioavailability

FormAbsorptionBest ForNotes
Standardized Black Cohosh ExtractHighRelieving menopausal symptomsLook for extracts standardized for their active compounds.

Side Effects & Safety

Common

  • Stomach upset
  • Headache

Rare

  • Liver damage (in rare cases)

Contraindications

  • Individuals with liver disease should not take black cohosh.

Interactions

Hormone replacement therapy (HRT)Moderate

May have an additive effect.

Scientific Research

2010Journal of Obstetrics and Gynaecology Canada

Black cohosh for menopausal symptoms: a systematic review of its efficacy

A review of studies found that black cohosh is effective in relieving menopausal symptoms, particularly hot flashes.

2012Menopause

Efficacy and safety of black cohosh (Cimicifuga racemosa) for menopausal symptoms: a systematic review and meta-analysis

A meta-analysis of studies found that black cohosh is a safe and effective treatment for menopausal symptoms.

Food Sources

Products With Black Cohosh

1 product in our database contains this ingredient

Frequently Asked Questions

Medical Disclaimer

This content is for educational and informational purposes only and is not intended as medical advice. Always consult with a qualified healthcare professional before starting any supplement regimen, especially if you have pre-existing health conditions or are taking medications. The statements on this page have not been evaluated by the Food and Drug Administration.