Gut check: can your microbiome tell you what to eat?
NCT ID NCT07492485
First seen Mar 31, 2026 · Last updated Jun 22, 2026 · Updated 11 times
Summary
This study tested whether personalized diet advice based on a person's gut bacteria could improve food choices and gut health in 50 adults with obesity in Colombia. Participants either got tailored diet recommendations or standard advice for 12 weeks. Researchers measured changes in gut bacteria diversity, blood sugar, cholesterol, and weight.
Disclaimer
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This is a summary of
the original study
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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.
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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Contacts and locations
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Locations
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Astrolab-bio
Medellín, Antioquia, 050022, Colombia
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
personalized dietary recommendations based on gut microbiome testing
What this could lead to
If successful, this approach could offer a practical, non-drug way to improve diet and gut health in people with obesity.
What could go wrong
This is a small, completed trial with only 50 participants, so results may not apply to larger or different populations. Dietary changes can be hard to maintain long-term.
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.