No Benefit evidenceother
Black Cohosh for Hot Flashes
Proposed to act on serotonin and dopamine pathways in the brain's temperature-control center rather than as a classic estrogen; its estrogenic activity in the body appears to be minimal, which undercuts the traditional 'phytoestrogen' explanation.
How strong is the research?
No Benefit evidence
Dietary supplements and herbal remedies as a category are 'not recommended' for treatment of vasomotor symptoms given the lack of rigorous, evidence-based scientific research supporting their use (Level I-II evidence). Black cohosh is not named as a specific exception.
How much to take
40–160 mg