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Could a cherry extract boost Runners' hearts?

NCT ID NCT07194720

Knowledge-focused Sponsor: Wroclaw Medical University Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed This study
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

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

Summary

This study looked at whether taking a cornelian cherry supplement for four weeks could improve heart and blood vessel function in healthy amateur long-distance runners over age 45. Eighteen participants received either the cherry extract or a placebo in a crossover design. Researchers measured blood pressure, vascular resistance, and chemoreflex sensitivity to see if the supplement had any effect.

What this could mean

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

Active substance
Cornelian cherry (Cornus mas) lyophilisate
What this could lead to
If it works, this could point toward a natural supplement to support heart health and exercise performance in older athletes.
What could go wrong
This is a small, early-stage study in healthy people, not a treatment for any disease. Results may not apply to the general population or those with health conditions.

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

Study facts

What this study's own registry entry says, in plain language.

Phase

Not a phased trial

Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.

Participants

18 people

The number who actually took part.

Started

Sep 2021

Finished

Apr 2022

Lead sponsor

Other sponsor

The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.

Who can take part

This study's own entry requirements. Only the study team can say for certain whether you qualify.

Ages

45 to 75 years

Sex

Male participants only

Healthy volunteers

Accepted

You do not need to have the condition being studied to take part.

Show the full entry requirements

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * age above 45 years Exclusion Criteria: * chronic disease of the nervous, cardiovascular or respiratory system * disease of the digestive system, including history of the intestinal surgery, inflammatory bowel disease, celiac disease, lactose intolerance and other malabsorption disorders * blood pressure-lowering treatment within the past year * tobacco smoking within the past year * antibiotic/probiotic treatment and laxative/prokinetic usage in three months preceding the anticipated enrollment

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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

Locations

  • Wroclaw Medical University

    Wroclaw, Lower Silesian Voivodeship, 50-376, Poland

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