Maca (Lepidium meyenii) for treatment of menopausal symptoms: A systematic review
Lee MS, Shin BC, Yang EJ, Lim HJ, Ernst E
Published in Maturitas, Vol. 70 (3), pp. 227-33
Methodology
Systematic review of randomised trials comparing any maca-based intervention with placebo for menopausal symptoms, searching 17 databases to June 2011 and rating risk of bias with the Cochrane tool.
Key Findings
Four RCTs in healthy perimenopausal, early postmenopausal and late postmenopausal women met the criteria. All reported favourable effects of maca on the Kupperman Menopausal Index or the Greene Climacteric Score.
Conclusions
Limited evidence that maca helps menopausal symptoms; the number of trials, total sample size and average quality were too limited for firm conclusions, and safety has not been proven.
Limitations
Only four small trials, of low average methodological quality; no pooled effect size reported in the abstract.
Supplements Studied
provide limited evidence for the effectiveness of maca as a treatment for menopausal symptoms
Outcomes Measured
all RCTs demonstrated favorable effects of maca
Related Health Concerns
Study Details
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