Study Results
The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.
Basic Information
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COMPLETED
NA
18 participants
INTERVENTIONAL
2023-12-15
2024-06-30
Brief Summary
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Detailed Description
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Conditions
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Study Design
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RANDOMIZED
PARALLEL
TREATMENT
QUADRUPLE
Study Groups
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Supplement 1
Creatine monohydrate
Supplement 1
Creatine monohydrate (5 g/day)
Supplement 2
Creatine monohydrate plus ubiquinol
Supplement 2
Creatine monohydrate (5 g/day) plus ubiquinol (200 mg/day)
Placebo
Inulin
Placebo
Placebo (inulin)
Interventions
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Supplement 1
Creatine monohydrate (5 g/day)
Supplement 2
Creatine monohydrate (5 g/day) plus ubiquinol (200 mg/day)
Placebo
Placebo (inulin)
Eligibility Criteria
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Inclusion Criteria
* Sperm quality test available (at least half will have low sperm quality)
* Informed consent
* Healthy BMI (18.5 - 24.9 kg/m2)
Exclusion Criteria
* History of dietary supplement use during the past 28 days
* No consent to randomization
* Participation in other studies
18 Years
35 Years
MALE
Yes
Sponsors
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University of Novi Sad, Faculty of Sport and Physical Education
OTHER
Responsible Party
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Sergej Ostojic
Professor
Principal Investigators
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Sergej Ostojic, MD, PhD
Role: PRINCIPAL_INVESTIGATOR
University of Novi Sad
Locations
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FSPE Applied Bioenergetics Lab
Novi Sad, Vojvodina, Serbia
Countries
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References
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Ostojic SM, Stea TH, Engeset D. Creatine as a Promising Component of Paternal Preconception Diet. Nutrients. 2022 Jan 28;14(3):586. doi: 10.3390/nu14030586.
Nedeljkovic D, Todorovic N, Javorac D, Baltic S, Vranes M, Panic J, Kladar N, Ratgeber L, Betlehem J, Acs P, Stea TH, Engeset D, Stajer V, Ostojic SM. The effects of 8-week creatine supplementation with and without ubiquinol on sperm quality biomarkers in normospermic and oligospermic men: A randomized controlled pilot trial. Nutr Health. 2025 Oct 6:2601060251385000. doi: 10.1177/02601060251385000. Online ahead of print.
Other Identifiers
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CR-24-AK15
Identifier Type: -
Identifier Source: org_study_id