Creatine increases muscle fiber size in embryonic chick muscle cells and age-dependent swimming performance in zebrafish
Preclinical study finds creatine increases muscle fiber size in embryonic chick cultures and enhances age-dependent swimming performance in zebrafish after eight weeks of supplementation, suggesting translational potential for preserving muscle function in aging.
Why it mattersZebrafish evidence that creatine improves aged swimming suggests prioritizing creatine trials for sarcopenia outcomes.