The Effect of Vitamin D Statues on Endothelial Function
Public ClinicalTrials.gov record NCT01049048. 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.
Study identification
- NCT ID
- NCT01049048
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Early Phase 1
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Enrollment
- 80 participants
Conditions and interventions
Conditions
Interventions
- Vitamin D3 Dietary Supplement
- Placebo Dietary Supplement
Dietary Supplement
Eligibility (public fields only)
- Age range
- 55 Years to 65 Years
- Sex
- Female
- 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
- Feb 28, 2009
- Primary completion
- Sep 30, 2010
- Completion
- Sep 30, 2010
- Last update posted
- Oct 4, 2015
2009 – 2010
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Wisconsin Osteoporosis Clinical and Research Program | Madison | Wisconsin | 53705 | — |
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 NCT01049048, 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 Oct 4, 2015 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01049048 live on ClinicalTrials.gov.