At a glance
ClinicalIndex Comparison RecordN/ACompleted· 198 enrolled
Drug / intervention
vitamin D3dietary
Likely dose
Not stated in 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.
Optimum Vitamin D Nutrition in Young Women
In Brief
A clinical study evaluating vitamin D3 for Hypovitaminosis D. Completed, enrolled 198 participants.
Detailed Summary
That on average it will require a vitamin D dose of 1700IU/day to increase the serum 25hydroxyvitamin D level from 20 to 30ng/ml in young Caucasian women and a dose of 1860 to 2480 IU/day in African American
Study Details
Study Typeinterventional
Allocation--
Masking--
Primary Purpose--
ConditionsHypovitaminosis D
Countries--
CollaboratorsUniversity of Nebraska
Timeline
N/ACompletedFinished
20082009201020112012201320142015201620172018201920202021202220232024202520262027
Enrollment StartApr 2008
First PostedApr 2008
Primary CompletionAug 2011
TodayJul 2026
First PostedApr 21, 2008
Enrollment StartApr 1, 2008
Primary CompletionAug 1, 2011
TodayJul 2, 2026
Enrollment to primary: 3.3 yearsPosted 18.2 years ago
Interventions
vitamin D3dietary
Oral, one capsule daily of vitamin D3 (400IU, 800IU, 1600 IU, or 2400IU) plus calcium citrate (1-4 tablets) twice daily to reach a total calcium intake of 1000-1200 mg/day