Charcoal toothbrush showdown: do they really outclean regular brushes?
NCT ID NCT07563413
First seen May 12, 2026 · Last updated May 15, 2026 · Updated 2 times
Summary
This study tested whether charcoal-infused toothbrushes remove dental plaque and stains better than regular toothbrushes. Thirty-six Egyptian adults brushed twice daily with fluoride toothpaste for four weeks. Plaque and stain levels were measured at the start and end. The goal was to see if the charcoal bristles offer any extra cleaning benefit.
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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 Dentistry Cairo University
Cairo, Egypt
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