Charcoal toothbrush showdown: cleaner bristles or just hype?
NCT ID NCT07275684
First seen Jan 11, 2026 · Last updated May 12, 2026 · Updated 14 times
Summary
This study compared charcoal-impregnated toothbrushes to regular ones to see if they reduce bacterial buildup on bristles. Thirty-two healthy dental students brushed twice daily for 21 days, then their toothbrushes were tested for germs. The goal was to learn whether charcoal helps keep toothbrushes cleaner.
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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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Locations
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Faculty of Dental Medicine of Rabat, Mohammed V University
Rabat, Al Irfane, 6212, Morocco
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