Randomized Trialhigh evidence
Heterogeneity of microbiome responses to menopausal hormone therapy among perimenopausal women.
Nature medicine·November 3, 2026·PMID 42977757
Why it mattersMenopausal hormone therapy response varies widely; this trial identifies baseline microbiome signatures that predict clinical and sexual function improvements, offering a potential precision-medicine approach to personalize MHT for perimenopausal women.

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