Vitex agnus-castus for premenstrual syndrome: a systematic review and meta-analysis of randomised controlled trials
Verkaik S, Kamperman AM, van Westrhenen R, Schulte PFJ
Published in American Journal of Obstetrics and Gynecology
Methodology
Meta-analysis of randomised placebo-controlled trials of Vitex agnus-castus extract for premenstrual syndrome symptom severity.
Key Findings
Vitex extract produced a large reduction in premenstrual symptom scores versus placebo, though effect sizes were smaller in trials with lower risk of bias.
Conclusions
Chasteberry is the best-supported botanical for premenstrual syndrome relief.
Limitations
Substantial heterogeneity; several trials industry funded.
Supplements Studied
Vitex extract produced a large reduction in premenstrual symptom scores versus placebo
Outcomes Measured
Vitex extract produced a large reduction in premenstrual symptom scores versus placebo
Vitex extract produced a large reduction in premenstrual symptom scores versus placebo
Vitex extract produced a large reduction in premenstrual symptom scores versus placebo
Study Details
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