Vitamin D2, Muscle Damage, NASCAR Pitcrew
Public ClinicalTrials.gov record NCT01825616. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
Influence of 6-weeks Supplementation With Vitamin D Portobello Mushroom Powder on Muscle Function and Performance, Innate Immune Function, and Exercise-induced Muscle Damage and DOMS in NASCAR Pit Crew Members
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
Hypothesis: Six weeks of supplementation with vitamin D (4000 IU/day) using Dole's Vitamin D Portobello Mushroom Powder will increase winter serum vitamin D levels, and improve muscle function and strength, and innate immunity (granulocyte/monocyte phagocytosis and oxidative burst activity), and attenuate exercise-induced muscle damage and DOMS.
Study identification
- NCT ID
- NCT01825616
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Not applicable
- Enrollment
- 33 participants
Conditions and interventions
Conditions
Interventions
- Vitamin D2 mushroom powder Dietary Supplement
- Placebo Other
Dietary Supplement · Other
Eligibility (public fields only)
- Age range
- 20 Years to 40 Years
- Sex
- Male
- Healthy volunteers
- Accepts healthy volunteers
This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.
Study timeline
- Start date
- Sep 30, 2012
- Primary completion
- Dec 31, 2012
- Completion
- Dec 31, 2012
- Last update posted
- Apr 8, 2013
2012 – 2013
United States locations
- U.S. sites
- 3
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| ASU Human Performance Laboratory, North Carolina Research Campus | Kannapolis | North Carolina | 28081 | — |
| ASU-NCRC Human Performance Laboratory | Kannapolis | North Carolina | 28081 | — |
| ASU-NCRC Human Performance Lab | Kannapolis | North Carolina | 28081 | — |
Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.
About this trial record page
- What this page shows
- Public field values for ClinicalTrials.gov record NCT01825616, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
- What this page does not do
- No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
- Where the data comes from
- Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
- Last refresh
- Last update posted Apr 8, 2013 · Synced Sep 5, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01825616 live on ClinicalTrials.gov.