Yeast powder boosts bathroom visits, study hints

NCT ID NCT06911177

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether a daily supplement made from yeast cell walls can increase bowel movements in healthy adults who currently go once a day or less. 70 participants will take either the yeast supplement or a placebo for 28 days. Researchers will track stool frequency, digestion symptoms, and gut bacteria changes.

What this could mean

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

Active substance

yeast mannan (a dietary supplement from yeast cell walls)

What this could lead to

If it works, this could offer a natural, over-the-counter option to help people with mild constipation have more regular bowel movements.

What could go wrong

This is a small, early-stage trial with only 70 people. The effect may be small or no better than placebo, and results may not apply to people with more severe constipation.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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As listed by the trial registrant

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

Contacts and locations

Locations

  • Department of Food Science and Human Nutrition

    Gainesville, Florida, 32611, United States