Rosemary oil may sharpen memory, small trial hints

NCT ID NCT07563114

Ongoing Symptom relief Sponsor: Federal University of Paraíba Source: ClinicalTrials.gov ↗

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

Summary

This study tests whether inhaling rosemary essential oil can improve memory, attention, and other thinking skills in healthy adults. 63 participants will either sniff rosemary oil or a placebo for 14 days and take brain tests before and after. The goal is to see if this natural remedy can give cognition a gentle lift.

What this could mean

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

Active substance: rosemary essential oil (camphor and cineol chemotypes)
What this could lead to: If it works, this could point toward a simple, natural way to boost cognitive performance in healthy adults.
What could go wrong: This is a small, early-stage trial with only 63 participants. The effects may be small or not different from placebo. Results may not apply to people with health conditions.

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

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Conditions

The condition(s) this trial relates to.

cognitive disorder

As listed by the trial registrant

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

AROMATHERAPY COGNITION

Contacts and locations

Locations

Helô

João Pessoa, Paraíba, 58062-106, Brazil

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