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Scientists decode hidden color secret for whiter teeth

NCT ID NCT07560761

Not yet recruiting Symptom relief Sponsor: University of Valencia Source: ClinicalTrials.gov ↗

First seen Jun 26, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study will test a combined tooth-whitening procedure on 10 healthy adults to see how the green-red color axis (called a*) contributes to overall whiteness. Participants will first get in-office bleaching with 40% hydrogen peroxide, then use a 16% carbamide peroxide gel at home for up to 12 weeks. The goal is to better understand what makes teeth look whiter, not to cure any disease.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance
Combined dental bleaching (in-office 40% hydrogen peroxide and at-home 16% carbamide peroxide)
What this could lead to
If successful, this could help dentists predict and improve tooth whitening results by understanding the role of the green-red color axis.
What could go wrong
This is a very small, early study with only 10 participants and no comparison group. Results may not apply to everyone, and bleaching can cause tooth sensitivity or gum irritation.

This is an AI summary of the original study and may miss details. Read our disclaimer.

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As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

HEALTHY

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • University of Valencia

    Valencia, Valencia, 46010, Spain

    Contact Phone: •••-•••-•••• Email: •••••@•••••

    Contact

    Contact Phone: •••-•••-•••• Email: •••••@•••••

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