NCT00243256

Treatment of Obesity With Vitamin D (40.000 IE Per Week for 1 Year)

• Status: Completed
• Phase: Phase 2
• Study type: Interventional
• Enrollment: 450 (estimated)
• Sponsor: University of Tromso · Academic / Other
• Sex: All
• Age: 21 Years – 70 Years
• Healthy volunteers: Accepted

Summary

The purpose of the study is to evaluate if supplementation with vitamin D in doses of 20.000IU per week and 40.000 IU per week will result in weight loss in obese subjects as compared to placebo during 1 year.

Detailed description

We will include 450 obese subjects that will be devided in 3 groups: 40.000IU cholecalciferol per week, 20.000 IU cholecalciferol per week, and placebo. All subjects will be given 500 mg calcium per day. There will be visits every tird month. In addition to weight reduction, we will also evaluate the calcium metabolism (blood test and urin samples), insulin sensitivity, muscle strenght, blood pressure and depression.

Conditions

• Obesity

Interventions

Type	Name	Description
DRUG	Cholecalciferol

Timeline

• Start date: 2005-11-01
• Completion: 2007-12-01
• First posted: 2005-10-21
• Last updated: 2008-05-14

Locations

1 site across 1 country: Norway