Grape powder may ease anxiety and boost gut health in students
NCT ID NCT07214428
First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tests whether a daily drink of freeze-dried grape powder can reduce anxiety, depression, and stress in healthy college students aged 18-30. Over 4 weeks, 50 participants will take either the grape powder or a placebo and complete surveys and stool tests. The goal is to see if the grape powder improves mood by changing gut bacteria.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
Active substance
freeze-dried table grape powder
What this could lead to
If it works, this could point toward a simple dietary supplement to help ease stress and anxiety in young adults.
What could go wrong
This is a small, early-stage trial with only 50 participants. The effect may be small or no different from placebo, and results may not apply to other groups.
Disclaimer
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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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Department of Biochemistry and Microbiology, School of Environmental and Biological Sciences, Rutgers, The State University of New Jersey
New Brunswick, New Jersey, 08901, United States