Effects of Vitamin D and Omega-3 Supplementation on Telomeres in VITAL
Public ClinicalTrials.gov record NCT04386577. 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
- NCT04386577
- Recruitment status
- Not listed
- Study type
- Interventional
- Phase
- Phase 3
- Lead sponsor
- Augusta University
- Other
- Enrollment
- 1,054 participants
Conditions and interventions
Conditions
Interventions
- Vitamin D3 (cholecalciferol) Dietary Supplement
- fish oil Drug
Dietary Supplement · Drug
Eligibility (public fields only)
- Age range
- 50 Years and older
- 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
- Aug 18, 2016
- Primary completion
- Apr 29, 2021
- Completion
- Apr 29, 2021
- Last update posted
- May 12, 2020
2016 – 2021
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| Georgia Prevention Institute | Augusta | Georgia | 30912 | — |
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 NCT04386577, 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, 2020 · Synced Jun 26, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT04386577 live on ClinicalTrials.gov.