Can fermented kimchi capsules calm an irritable gut?
NCT ID NCT07749092
First seen Aug 06, 2026 · Last updated Aug 07, 2026 · Updated 1 time
Summary
This study tests whether taking kimchi powder capsules for 8 weeks can improve gut health in adults with diarrhea-predominant irritable bowel syndrome (IBS-D). Participants will be randomly assigned to receive either kimchi powder or an identical placebo, and researchers will track changes in IBS symptoms like abdominal pain and stool consistency. The goal is to see if this fermented food supplement offers a natural way to ease digestive discomfort.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Kimchi powder in capsule form
- What this could lead to
- If kimchi powder proves effective, it could offer a natural, food-based option to ease IBS-D symptoms like abdominal pain and diarrhea.
- What could go wrong
- This is an early-stage trial with a modest size, and the placebo effect can be strong in IBS. Results may not apply to everyone, and the supplement might not outperform placebo.
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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
-
Pusan National University Yangsan Hospital
RECRUITINGYangsan, 50612, South Korea