Is It Legit?
Supported
“Creatine helps muscle growth”
What the science says
Creatine is recognized as one of the safest and most effective supplements for enhancing athletic performance, which is closely associated with muscle development and function. It also shows potential for preserving muscle mass, particularly in vulnerable populations.
Full analysis
Key studies
Performance-enhancing sports supplements: role in critical care.
Weitzel LR et al. · Critical care medicine · 2009
Creatine is identified as one of the safest and most effective agents for enhancing athletic performance and may play a role in preserving muscle function.
View paperThe physiological role of guanidinoacetic acid and its relationship with arginine in broiler chickens.
Portocarero N et al. · Poultry science · 2021
Guanidinoacetic acid, a precursor to creatine, promotes growth and protein accretion in broiler chickens by contributing to energy metabolism and sparing arginine.
View paper