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New treatment option for Vitamin D 25-Hydroxylase Deficiency
Official title Effects of High-Dose Vitamin D on Hormones, Neuromuscular Function, Cognition, and Body Composition in Athletes
ClinicalTrials.gov ID: NCT07641075
What this study is testing
- What it's testing
- This study aims to evaluate the effects of high-dose vitamin D3 supplementation on selected physiological, neuromuscular, and cognitive parameters in athletes. At the baseline visit, participants will undergo a series of assessments at the Functional Research Laboratory at AWF Katowice, including a 10 mL venous blood sample collection, body composition analysis (via InBody and DEXA scans), neuromuscular function evaluation using tensiomyography (TMG), and computerized cognitive tests via the Vienna Test System.
- You might receive a placebo (an inactive treatment) instead of the study drug.
A plain-language read of the study's public ClinicalTrials.gov listing. The study team confirms the details.
Who can take part
Ages 17 to 60. Healthy volunteers may be eligible.
You may be able to join if
- a minimum of 8 years of training experience,
- absence of injuries in the 6 months leading up to the assessments,
- consistent engagement in training sessions a minimum of 5 times per week over the last 6 months.
You likely can't join if
- vitamin D supplementation within one month prior to the study,
- use of multivitamin supplements,
- intestinal disorders.
The study team makes the final eligibility decision.
Where it's taking place
- Katowice, Mikołowska 72a, Poland
Questions & answers
Do participants get paid in this trial?
This listing doesn't specify compensation. Many trials still reimburse travel or offer a stipend, so it's worth asking the study team when you connect.
Is it free to join, and do I need insurance?
Searching and applying through BridgeMD is free. In clinical trials the study-related treatment and visits are generally provided at no cost to you. You usually don't need insurance to take part - confirm specifics with the study team.
How long does this study last?
The listing doesn't state an exact length. The study team walks you through the schedule and number of visits before you decide to enroll.
Who can join this trial?
This study is enrolling all sexes, 17 years to 60 years. Healthy volunteers may be eligible. The study team makes the final eligibility decision.
Where is this trial taking place?
Study sites include Katowice, Mikołowska 72a, Poland. Enter your location above to see the nearest site and check your eligibility.
Explore other conditions
BridgeMD is an information and trial-matching tool - not medical advice, and not the study sponsor. Details come from ClinicalTrials.gov; the study team decides eligibility.