Effects of vitamin D3 supplementation for 12 weeks on serum levels of anabolic hormones, anaerobic power, and aerobic performance in active male subjects: A randomized, double-blind, placebo-controlled trial

• Published in: European journal of sport science Vol. 20; no. 10; pp. 1355 - 1367
• Main Authors: Ramezani Ahmadi, Amirhossein, Mohammadshahi, Majid, Alizadeh, Aliakbar, Ahmadi Angali, Kambiz, Jahanshahi, Alireza
• Format: Journal Article
• Language: English
• Published: England Routledge 01.11.2020
• Subjects: Aerobiosis; anabolic hormones; Anaerobiosis; Analysis of Variance; Athletic Performance - physiology; average power; Body Mass Index; Cholecalciferol - administration & dosage; cortisol; Double-Blind Method; Exercise; Fatigue - blood; fatigue index; Growth Hormone - blood; Humans; Hydrocortisone - blood; Insulin-Like Growth Factor I - analysis; Iran; Male; max; Oxygen Consumption - physiology; Parathyroid Hormone - blood; peak power; Placebos - administration & dosage; Seasons; Testosterone - blood; Time Factors; Vitamin D - analogs & derivatives; Vitamin D - blood; Vitamin D Deficiency - blood; VO2max; Young Adult; Iran; anabolic hormones; cortisol; VO2max; peak power; fatigue index; average power

Maintenance of the serum 25-hydroxyvitamin D (25-OH-D) concentration at recommended levels is essential due to its role in the regulation of anabolic hormones and athletic performance. However, the results of the clinical experiments in athletes are controversial. The present study aimed to investig...