Use of 31P MRS to Assess Brain NAD+ in Healthy Current and Former Collegiate Athletes (TRMC-004)
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ClinicalTrials.gov Identifier: NCT02721537 |
Recruitment Status :
Active, not recruiting
First Posted : March 29, 2016
Last Update Posted : May 16, 2022
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Condition or disease | Intervention/treatment | Phase |
---|---|---|
Concussion, Mild | Dietary Supplement: Nicotinamide Riboside Other: Matching placebo | Not Applicable |
Study Type : | Interventional (Clinical Trial) |
Actual Enrollment : | 30 participants |
Allocation: | Randomized |
Intervention Model: | Parallel Assignment |
Masking: | Double (Participant, Investigator) |
Primary Purpose: | Screening |
Official Title: | Use of 31P MRS to Assess Brain NAD+ in Healthy Current and Former Collegiate Athletes and a Comparison of the Effect of Nicotinamide Riboside Supplementation on Brain NAD+ Levels |
Study Start Date : | September 2016 |
Estimated Primary Completion Date : | July 2022 |
Estimated Study Completion Date : | July 2022 |

Arm | Intervention/treatment |
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Active Comparator: Arm A: Healthy Collegiate Athletes
Healthy collegiate athletes will take active Nicotinamide Riboside
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Dietary Supplement: Nicotinamide Riboside
Three capsules, twice per day for 84 days
Other Name: Niagen |
Placebo Comparator: Arm B: Healthy Collegiate Athletes
Healthy collegiate athletes will take a matching placebo
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Other: Matching placebo
Three matching capsules, twice per day for 84 days |
- Change in brain NAD+ levels [ Time Frame: baseline, day 84 ]As measured by 31P MRI

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Ages Eligible for Study: | 18 Years and older (Adult, Older Adult) |
Sexes Eligible for Study: | All |
Accepts Healthy Volunteers: | Yes |
Inclusion Criteria:
- Adult current and former (within 2 years) collegiate athletes (football, rugby, soccer, hockey, and volleyball)
- Body mass index (estimated based on height and weight) from 23 to 37
- Willing to provide informed consent, ingest test substance, and provide blood specimens
- Willing to comply with study instructions and maintain current level of physical activity throughout the study
Exclusion Criteria:
- History of loss of consciousness of more than 5 minutes
- Contraindications to Magnetic Resonance Imaging (MRI), such as implanted medical devices, metal objects, or pacemakers
- History of epilepsy
- History of more than 3 concussions
- History of headache preceding a concussion
- History of depression preceding a concussion
- History of developmental delays or Attention Deficit Hyperactivity Disorder (ADHD)
- History of post-traumatic seizures
- History of complex spine and/or skull trauma

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.
Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT02721537
United States, Minnesota | |
University of Minnesota Center for Magnetic Resonance Research | |
Minneapolis, Minnesota, United States, 55455 | |
Mayo Clinic | |
Rochester, Minnesota, United States, 55905 |
Principal Investigator: | Brent A Bauer, MD | Mayo Clinic in Rochester, MN |
Responsible Party: | Brent A. Bauer, M.D., Professor of Medicine, Mayo Clinic |
ClinicalTrials.gov Identifier: | NCT02721537 |
Other Study ID Numbers: |
15-006870 |
First Posted: | March 29, 2016 Key Record Dates |
Last Update Posted: | May 16, 2022 |
Last Verified: | May 2022 |
Individual Participant Data (IPD) Sharing Statement: | |
Plan to Share IPD: | Yes |
Brain Nicotinamide Adenine Dinucleotide (NAD+) Adenosine Triphosphate (ATP) Depletion Polyadenosine Diphosphate-Ribosepolymerase (PARP) Activation |
Brain Concussion Brain Injuries, Traumatic Brain Injuries Brain Diseases Central Nervous System Diseases Nervous System Diseases Craniocerebral Trauma Trauma, Nervous System Head Injuries, Closed Wounds and Injuries Wounds, Nonpenetrating Niacinamide |
Niacin Nicotinic Acids Vitamin B Complex Vitamins Micronutrients Physiological Effects of Drugs Hypolipidemic Agents Antimetabolites Molecular Mechanisms of Pharmacological Action Lipid Regulating Agents Vasodilator Agents |