Effects of creatine supplementation on heart and blood vessel function in older men

Cardiac and Vascular Responses to Creatine Supplementation in Elderly Men

Not applicable Interventional Radford University · NCT05329480

This study tests if taking creatine, with or without some exercise, can improve heart and blood vessel function in older men.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment45 (estimated)
Ages55 Years to 80 Years
SexMale
SponsorRadford University Academic / other
Locations1 site (Roanoke, Virginia)
Trial IDNCT05329480 on ClinicalTrials.gov

What this trial studies

This study investigates how creatine supplementation, either alone or combined with moderate physical activity, affects vascular reactivity and heart hemodynamics in elderly men. Participants will undergo baseline testing to assess their cardiovascular health and will be monitored during a submaximal exercise test. Heart function will be measured using a non-invasive bioimpedance device and ECG, while vascular responses will be evaluated with arterial pulse wave velocity equipment. The study aims to provide insights into the potential benefits of creatine for improving cardiac function in older adults.

Who should consider this trial

Good fit: Ideal candidates for this study are males aged 55 to 80 who are appropriate for moderate intensity exercise.

Not a fit: Patients with serious cardiac or kidney pathologies, or those outside the age range, will not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance understanding of how creatine supplementation may improve heart and vascular health in elderly men.

How similar studies have performed: While there is limited research specifically on creatine's effects in elderly populations, similar studies on younger adults have shown promising results regarding its impact on muscle and cardiovascular health.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Males
* 55-80 years old
* No restrictions based on race, ethnicity, or socioeconomic status

Exclusion Criteria:

* Females
* \<55 or \>80 years old
* Individuals with known serious cardiac pathology
* Individuals with known serious kidney pathology
* Appropriate for moderate intensity exercise (screening using PAR-Q+)
* Individuals currently consuming or had consumed creatine supplement within 3 months prior to screening

Where this trial is running

Roanoke, Virginia

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Cardiac Function and Hemodynamics
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.