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The Effects of Vitamin D Supplements on Sports Performance of Female Indoor Elite Athletes
Sponsor: Fu Jen Catholic University Hospital
Summary
This study is a randomized, double-blind study evaluated the effects of 90 days of vitamin D supplementation, with or without calcium, on bone mineral density and sports performance in indoor female semiprofessional athletes.
Official title: The Effects of Vitamin D Supplements on Sports Performance of Female Indoor Elite Athletes: a Randomized Double-blind Controlled Study
Key Details
Gender
FEMALE
Age Range
20 Years - Any
Study Type
INTERVENTIONAL
Enrollment
37
Start Date
2021-07-22
Completion Date
2022-12-31
Last Updated
2026-08-06
Healthy Volunteers
Yes
Conditions
Interventions
Cholecalciferol (Vit D3)
Participants received 12 oral drops of vitamin D3 (cholecalciferol), providing a total daily dose of 5,000 IU (125 μg).
Calcium & Vitamine D3
Participants received 12 oral drops of vitamin D3 (cholecalciferol), providing a total daily dose of 5,000 IU (125 μg), together with one 600 mg calcium tablet taken orally once daily.
Placebo
Participants received a placebo which does not contain vitamin D (contains medium-chain fatty acid oil), and a calcium placebo.
Locations (1)
Fu Jen Catholic University Hospital
New Taipei City, Taiwan