The Effect of a Meal on Vitamin D Absorption
Public ClinicalTrials.gov record NCT01268176. 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
Meal Effects on the 25OHD3 Response to Supplemental Vitamin D3
Study identification
- NCT ID
- NCT01268176
- Recruitment status
- Completed
- Study type
- Interventional
- Phase
- Phase 1
- Lead sponsor
- Tufts University
- Other
- Enrollment
- 62 participants
Conditions and interventions
Conditions
Interventions
- cholecalciferol Dietary Supplement
Dietary Supplement
Eligibility (public fields only)
- Age range
- 50 Years to 69 Years
- Sex
- All
- 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
- Nov 30, 2010
- Primary completion
- May 31, 2012
- Completion
- May 31, 2012
- Last update posted
- May 12, 2013
2010 – 2012
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Jean Mayer USDA Human Nutrition Research Center on Aging at Tufts University | Boston | Massachusetts | 02111 | — |
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 NCT01268176, 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 May 12, 2013 · Synced Jul 21, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01268176 live on ClinicalTrials.gov.