Can a light zap improve gum health in obesity?

NCT ID NCT06073704

Recruiting now Disease control Sponsor: University of Sao Paulo Source: ClinicalTrials.gov ↗

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tests whether adding a special light treatment (antimicrobial photodynamic therapy) to standard deep cleaning helps people with obesity and gum disease. 24 participants will receive either standard cleaning alone or cleaning plus the light therapy. Researchers will check gum health and measure inflammation markers at 1, 3, and 6 months to see if the light treatment makes a difference.

What this could mean

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

Active substance: antimicrobial photodynamic therapy (aPDT) - a light-based treatment applied after deep cleaning of the gums
What this could lead to: If it works, this could offer a simple, drug-free way to improve gum health in people with obesity, who often have worse outcomes from standard treatment.
What could go wrong: This is a very small early-stage trial with only 24 participants, so results may not apply to everyone. The added benefit of the light therapy over standard cleaning alone may be small or none.

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Conditions

The condition(s) this trial relates to.

Obesity obesity disorder periodontitis

As listed by the trial registrant

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

OBESITY PERIODONTITIS

Contacts and locations

Locations

Bauru School of Dentistry
RECRUITING

Bauru, São Paulo, 17012-901, Brazil

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