Recent studies have confirmed the efficacy of Arg depletion in various ASS1-deficient xenograft tumor models, including HCC, melanoma, small-cell lung cancer (SCLC), and pancreatic cancer [278,279,280]
Endotoxin contamination is the real danger, not the peptide itself
CNS Drug Rev 7:283304 Simon N, McNamara K, Chow C, Maser R, Papakostas G, Pollack M, Nierenberg A, Fava M, Wong K (2008) A detailed examination of cytokine abnormalities in major depressive disorder
Most uses of GHK-Cu are in creams and serums for skin and hair care, not in injectable or systemic forms, which is likely why it hasnt banned by any doping-agency restriction services
It occurs in large amounts in the brain, retina, heart, and platelets
typical viscosity around 40,000120,000 cps