Gut feeling: could probiotics soothe the mind?

NCT ID NCT07751614

First seen Aug 07, 2026 · Last updated Aug 07, 2026

Summary

This study tests whether taking a probiotic supplement for four weeks can influence emotional reactions in healthy adults aged 18-30. Participants will take either a probiotic or a placebo daily and undergo virtual reality scenarios to measure emotional responses. The goal is to see if the probiotic can reduce feelings of unpleasantness in social situations, potentially offering a natural way to support mental well-being.

What this could mean

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

Active substance
Probiotic supplement
What this could lead to
If effective, this could point toward a simple, natural way to support emotional well-being in healthy people.
What could go wrong
This is a small pilot study, so results may not be conclusive. The effect on mental health is uncertain, and individual responses to probiotics can vary.

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.

Psychological Well-Being

As listed by the trial registrant

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

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Other studies related to the condition(s) this trial covers.