A 2008 study on muscle endurance and power in college varsity football players showed essentially no such benefit, while a small trial in cross-country runners three years later found no performance-enhancing benefits and one result that actually contradicted the claim made for the patch
Researchers are investigating whether restoring youthful GH/IGF-1 levels through peptides like CJC-1295 and Ipamorelin can attenuate age-related declines in muscle mass, bone density, cognitive function, and immune competence
Gut and Liver, 14(2), 153-167
Strehlow K, Rotter S, Wassmann S, Adam O, Groh C, Laufs K, et al
While the effect of less specific interventions, such as FMT have a broader yet still positive effect on behavior
He describes it as a must-have for travel