# Trial of Vitamin D Supplements to Raise Calcidiol Levels of Pregnant Women in Mongolia

> **NCT02395081** · NA · COMPLETED · sponsor: **Brigham and Women's Hospital** · enrollment: 360 (actual)

## Conditions studied

- Pregnancy
- Vitamin D Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** 600 IU Vitamin D3 in prenatal vitamin
- **DIETARY_SUPPLEMENT:** 2000 IU Vitamin D3 in prenatal vitamin
- **DIETARY_SUPPLEMENT:** 4000 IU Vitamin D3 in prenatal vitamin

## Key facts

- **NCT ID:** NCT02395081
- **Lead sponsor:** Brigham and Women's Hospital
- **Sponsor class:** OTHER
- **Phase:** NA
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2015-02
- **Primary completion:** 2016-12
- **Final completion:** 2016-12
- **Target enrollment:** 360 (ACTUAL)
- **Last updated:** 2021-03-23

## Collaborators

- [object Object]
- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT02395081

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT02395081, "Trial of Vitamin D Supplements to Raise Calcidiol Levels of Pregnant Women in Mongolia". Retrieved via AI Analytics 2026-06-02 from https://api.ai-analytics.org/clinical/NCT02395081. Licensed CC0.

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