Gut bacteria may tame chemo inflammation in breast cancer

NCT ID NCT07607548

Completed Symptom relief Sponsor: Poznan University of Medical Sciences Source: ClinicalTrials.gov ↗

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tested whether taking a daily probiotic supplement could reduce inflammation caused by chemotherapy or immunotherapy in women with breast cancer. Sixty women took either a probiotic or a placebo for eight weeks while receiving treatment. Researchers measured changes in blood markers of inflammation to see if the probiotic helped.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance: Probiotic (Lactiplantibacillus plantarum 299v)
What this could lead to: If it works, this could point toward a simple way to reduce harmful inflammation during breast cancer treatment, potentially improving outcomes.
What could go wrong: This is a small, early-stage study focused on blood markers, not on whether cancer comes back. The results may not lead to a proven treatment.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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Conditions

The condition(s) this trial relates to.

breast cancer breast neoplasm Inflammation

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

BREAST CANCER PROBIOTIC THERAPY

Contacts and locations

Locations

Greater Poland Cancer Centre

Poznan, 61-866, Poland

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