CI

At a glance

ClinicalIndex Comparison Record
N/ACompleted· 56 enrolled
Drug / intervention
Supplemental Vitamin Ddrug
Likely dose
Supplemental Vitamin D 200 IUfrom record
Structured eligibility isn't available for this trial yet — see the full criteria in the Eligibility tab below.

Standardized by ClinicalIndex from the ClinicalTrials.gov record · verify against the source.

Search/NCT01126671
NCT01126671N/ACompleted

Clinical Trial of Vitamin D Supplementation in Healthy Adolescents

Boston Children's Hospital·interventional·Posted May 20, 2010·Updated Jun 4, 2018

In Brief

A clinical study evaluating Supplemental Vitamin D for Vitamin D Supplementation. Completed, enrolled 56 participants across 1 site.

Detailed Summary

This double blind, randomized controlled trial compares two supplemental doses of vitamin D in health adolescents.

Study Details

Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
CountriesUnited States
Collaborators--

Timeline

N/ACompletedFinished
200920102011201220132014201520162017201820192020202120222023202420252026
First PostedMay 20, 2010
Enrollment StartNov 1, 2008
Primary CompletionJun 1, 2011
TodayJul 2, 2026
Enrollment to primary: 2.6 yearsPosted 16.1 years ago

Interventions

Supplemental Vitamin Ddrug

Subjects were randomized to either take 200 IU of vitamin D or 1000 IU of vitamin D daily for 11 weeks and labs were compared before and after.