# Vitamin D Intervention Trial in Healthy Chinese, Phase II

> **NCT01998763** · PHASE1 · COMPLETED · sponsor: **Chinese Academy of Sciences** · enrollment: 448 (actual)

## Conditions studied

- Vitamin D Deficiency

## Interventions

- **DIETARY_SUPPLEMENT:** Placebo
- **DIETARY_SUPPLEMENT:** Vitamin D3

## Key facts

- **NCT ID:** NCT01998763
- **Lead sponsor:** Chinese Academy of Sciences
- **Sponsor class:** OTHER_GOV
- **Phase:** PHASE1
- **Study type:** INTERVENTIONAL
- **Status:** COMPLETED
- **Start date:** 2013-11
- **Primary completion:** 2014-05
- **Final completion:** 2015-12
- **Target enrollment:** 448 (ACTUAL)
- **Last updated:** 2016-01-22


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01998763

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01998763, "Vitamin D Intervention Trial in Healthy Chinese, Phase II". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT01998763. Licensed CC0.

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