Electric toothbrush battle: which brush wins for whiter teeth?
NCT ID NCT05202093
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study tested two Oclean sonic electric toothbrushes against a standard manual toothbrush to see which reduces extrinsic tooth stains best. Over 8 weeks, 129 adults brushed twice daily and had their stains measured using a standard index. The goal was to find out if the sonic brushes lead to less staining.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- Oclean sonic toothbrush (electric toothbrush)
- What this could lead to
- If successful, this could show that certain electric toothbrushes remove stains better than manual brushing, helping people choose a more effective tool for a brighter smile.
- What could go wrong
- This is a small, completed trial with no blinding, so results may be biased. Stain reduction is cosmetic and does not affect health. Different results may occur in real-world use.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Get updates
Get notified about this study
Sign up to get updates when this study changes or when new studies for TOOTH BLEACHING are added.
By submitting, you agree to our Terms of use
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
Hongchun Liu
Guangzhou, Guangdong, 510055, China
More trials for these conditions
Other studies related to the condition(s) this trial covers.