Center For Health Sciences, Serbia

This study compares two different vitamin D3 supplements to see which one raises vitamin D levels faster and more effectively in adults who are low in vitamin D. About 20 people will take one of the two supplements daily for eight weeks. The goal is to find the best way to correc…

This study tests whether taking creatine HCl daily for 12 weeks can improve muscle strength, body composition, and brain function in adults over 60 with sarcopenia (age-related muscle loss). Researchers will measure handgrip strength, fitness, and blood markers. The goal is to se…