Mouthwash study: could your rinse change your gut bugs?
NCT ID NCT05603650
First seen Jan 07, 2026 · Last updated May 23, 2026 · Updated 26 times
Summary
This study looks at how two common mouthwashes (Listerine and Lumineux Oral Essentials) affect bacteria and three viruses in the mouth and gut. About 200 healthy adults aged 18-25 will rinse twice daily for 180 days. Researchers will collect mouth swabs and stool samples to measure changes in germs.
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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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Phone: •••-•••-•••• Email: •••••@•••••
Locations
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Beckman Laser Institute and Medical Clinic
RECRUITINGIrvine, California, 92612, United States
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