Short-term effect of vitamin D supplementation on superoxide dismutase (SOD) andglutathione peroxidase (GPX)

Not Applicable

• Conditions: Antioxidant indicators.

• Registration Number: IRCT20240212060976N1
• Lead Sponsor: Razi University

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Last Update Posted: 27 May 2024

Recruitment & Eligibility

• Status: Complete
• Sex: Male
• Target Recruitment: 28

Inclusion Criteria

Age and Gender: Participants must be male volleyball players within a specific age range to ensure consistency in the study group.
Vitamin D Levels: Participants must have a defined baseline level of vitamin D to establish a consistent starting point for the study.
Training Experience: Participants should have a minimum level of training experience or proficiency in high-intensity interval training to ensure they can perform the exercise regimen effectively and safely.
Health Status: Participants must be in good health and free from any conditions that could affect the study results, such as chronic illnesses or vitamin deficiencies unrelated to the study parameters.

Exclusion Criteria

Existing Vitamin D Supplementation: Individuals who are already taking vitamin D supplements would not be eligible for the study to prevent confounding effects from existing supplementation.
History of Chronic Diseases: Participants with a history of chronic diseases, such as diabetes or autoimmune disorders, may be excluded due to the potential impact of these conditions on the study outcomes.
Recent Antioxidant Use: Individuals who have recently used antioxidant supplements or medications that could affect SOD and GPX levels may be excluded to avoid interference with the study results.
Injury or Illness: Individuals who have suffered recent injuries or illnesses that could affect their ability to participate in high-intensity interval training may be excluded to ensure the safety and consistency of the exercise regimen.

Study & Design

• Study Type: interventional
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Antioxidant capacity. Timepoint: before the beginning and at the end of the study. Method of measurement: Blood sampling.