NCT03325686

Vitamin D Supplementation in Physical Performance

Efficacy of Vitamin D Supplementation in Physical Performance of Iranian Elite Athletes

• Status: Completed
• Phase: N/A
• Study type: Interventional
• Enrollment: 70 (actual)
• Sponsor: National Nutrition and Food Technology Institute · Academic / Other
• Sex: All
• Age: 18 Years – 30 Years
• Healthy volunteers: Accepted

Summary

This study was performed to evaluate the efficacy of weekly vitamin D supplementation on athletic performance in Iranian athletes

Detailed description

Seventy subjects were enrolled in the study. The athletes were randomly divided into two groups: vitamin D supplement (D; received 50,000 IU of vitamin D supplement weekly) and control (P, received a placebo weekly). Duration of the study was eight weeks. Anthropometric, dietary, athletic performance and biochemical evaluations were performed for all subjects in the beginning and in the end of the intervention period.

Conditions

• Healthy
• Athletes

Interventions

Type	Name	Description
DIETARY_SUPPLEMENT	vitamin D supplement	D; received 50,000 IU of vitamin D supplement weekly
OTHER	Placebo	placebo

Timeline

• Start date: 2017-03-01
• Primary completion: 2017-09-01
• Completion: 2017-09-30
• First posted: 2017-10-30
• Last updated: 2017-10-30

Locations

1 site across 1 country: Iran