Good bacteria vs. bad cramps: probiotics tested for menstrual relief
NCT ID NCT07530081
First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether taking a daily probiotic supplement can reduce menstrual pain and premenstrual symptoms in women. 150 women with moderate-to-severe period pain will take either a high or low dose of probiotics or a placebo for four menstrual cycles. Researchers will track changes in pain, mood, and sleep quality using standard questionnaires.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Probiotic (Lactobacillus rhamnosus F-1)
- What this could lead to
- If it works, this could offer a natural, side-effect-free option for managing period pain and premenstrual symptoms.
- What could go wrong
- This is a small, early-stage trial with no phase designation. Probiotics may not outperform placebo, and results may not apply to everyone.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
China Medical University Hospital
Taichung, 404, Taiwan
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Other studies related to the condition(s) this trial covers.
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