# Dry Eye Disease in the Vitamin D and Omega-3 Trial (VITAL)

> **NCT01880463** · NA · UNKNOWN · sponsor: **Brigham and Women's Hospital** · enrollment: 25875 (actual)

## Conditions studied

- Dry Eye Disease

## Interventions

- **DRUG:** Omega-3 fatty acids (fish oil)
- **DIETARY_SUPPLEMENT:** Vitamin D3
- **DIETARY_SUPPLEMENT:** Vitamin D3 placebo
- **DRUG:** Fish oil placebo

## Key facts

- **NCT ID:** NCT01880463
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** UNKNOWN
- **Start date:** 2010-07
- **Primary completion:** 2020-12
- **Final completion:** 2021-12
- **Target enrollment:** 25875 (ACTUAL)
- **Last updated:** 2019-07-30

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01880463

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01880463, "Dry Eye Disease in the Vitamin D and Omega-3 Trial (VITAL)". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT01880463. Licensed CC0.

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