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Effects of Vitamin D Insufficiency in Man

NCT01848236 · Status: COMPLETED · Phase: NA · Type: INTERVENTIONAL · Enrollment: 300

Last updated 2020-03-03

No results posted yet for this study

Summary

We would like to determine if vitamin D insufficiency exists in different ethnic groups, if it has an effect on bone mass and muscle function, if it has an impact on the function of the cells of the immune system, and if the functioning level of these systems can be improved by stabilizing the vitamin D levels to within normal limits.

Conditions

  • Vitamin D Deficiency

Interventions

DIETARY_SUPPLEMENT

Vitamin D2

Ergocalciferol vitamin D2

DIETARY_SUPPLEMENT

Vitamin D3

Cholecalciferol vitamin D2

Sponsors & Collaborators

Principal Investigators

  • John S Adams, MD · University of California, Los Angeles

Study Design

Allocation
RANDOMIZED
Purpose
TREATMENT
Masking
NONE
Model
SINGLE_GROUP

Eligibility

Min Age
18 Years
Sex
ALL
Healthy Volunteers
Yes

Timeline & Regulatory

Start
2010-08-31
Primary Completion
2020-02-29
Completion
2020-02-29

Countries

  • United States

Study Locations

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Entities

Companies

Read the full study record

This page highlights key information. For complete eligibility criteria, study locations, investigator contacts, and the full protocol, visit the original record on ClinicalTrials.gov.

View NCT01848236 on ClinicalTrials.gov