Chew on this: dental rehab may sharpen aging brains

NCT ID NCT04458207

Ongoing Knowledge-focused Sponsor: Folktandvården Stockholms län AB Source: ClinicalTrials.gov ↗

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

Summary

This study looks at whether restoring chewing ability through dental procedures can improve memory and thinking in adults aged 65-80. Eighty participants with chewing problems will be randomly assigned to receive dental rehabilitation either immediately or after a waiting period. Researchers will measure changes in memory tests before and after treatment to see if better chewing leads to better brain function.

What this could mean

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

Active substance: Oral prosthetic rehabilitation (dental procedures including implants, dentures, and other treatments to restore chewing function)
What this could lead to: If it works, this could show that improving chewing ability helps maintain or improve memory and thinking in older adults, pointing toward a simple way to support brain health.
What could go wrong: This is a small, early-stage study (80 people) testing a cause-effect link, not a treatment for dementia. Results may not apply to everyone, and the intervention is dental care, not a drug or cure.

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Conditions

The condition(s) this trial relates to.

Cognition Disorders cognitive disorder Cognitive Dysfunction dementia

As listed by the trial registrant

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

CHEWING PROBLEM COGNITIVE DECLINE DEGENERATIVE; DEMENTIA MAGNETIC RESONANCE IMAGING MASTICATION DISORDER NEUROCOGNITIVE DYSFUNCTION

Contacts and locations

Locations

Eastmaninsitutet, Department of Prosthodontics

Stockholm, 11324, Sweden
Eastmaninstitutet Folktandvården Stockholm AB

Stockholm, Stockholm County, 11324, Sweden

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