Efficacy of Zinc Supplementation in the Management of Primary Dysmenorrhea: A Systematic Review and Meta-Analysis.

Nutrients · 2024 · PMC11643716 · PMID 39683510

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did not reach statistical significanceno p-value reported

This indicates a moderate reduction in pain severity at 1 month with zinc supplementation; however, the result did not reach statistical significance at the 0.05 level.

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