Testing two types of Coenzyme Q10 products

Comparative Single-dose Bioavailability Clinical Study of Two Different Coenzyme Q10 Products

Not applicable Interventional University of Primorska · NCT06736366

This study tests which of two different Coenzyme Q10 products is better absorbed by healthy people aged 50 to 65 to help those with Coenzyme Q10 deficiency.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment35 (estimated)
Ages50 Years to 65 Years
SexAll
SponsorUniversity of Primorska Academic / other
Locations1 site (Izola)
Trial IDNCT06736366 on ClinicalTrials.gov

What this trial studies

This study is a randomized, open-label, two-period crossover trial that evaluates the bioavailability of two different coenzyme Q10 products in 35 healthy subjects aged 50 to 65. Participants will receive a single dose of each product, and the plasma concentration of coenzyme Q10 will be measured to assess absorption and effectiveness. The study aims to provide insights into which formulation may be more beneficial for individuals with coenzyme Q deficiency.

Who should consider this trial

Good fit: Ideal candidates for this study are healthy individuals aged 50 to 65 who do not have any cardiovascular diseases, diabetes, or neurodegenerative disorders.

Not a fit: Patients with existing cardiovascular diseases, diabetes, neurodegenerative diseases, or those taking any food supplements may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could help identify the more effective coenzyme Q10 product, potentially improving treatment options for patients with coenzyme Q deficiency.

How similar studies have performed: While studies on coenzyme Q10 have been conducted, this specific approach of comparing two products in a crossover design is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* subject informed consent form
* aged between 50 and 65 years old
* body mass for women 70± 5 kg and for men 85± 5 kg
* non-smoking
* healthy, without cardio-vascular diseases, diabetes, neurodegenerative diseases
* absence of any prescribed medication during the study
* willing to avoid a consumption of any food supplements at least 2 weeks before and during the study

Exclusion Criteria:

* cardio-vascular diseases, diabetes, neurodegenerative diseases, gastrointestinal disorders, pregnancy, breast-feeding
* intake of any food supplements within two week of the beginning of the study
* drug or alcohol abuse

Where this trial is running

Izola

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 Coenzyme Q Deficiencysingle dose bioavailabilityCoenzyme Q10
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.