GHK-Cu (sister peptide) delivered by repeated subcutaneous injection into rat wound chambers produced concentration-dependent increases in collagen, glycosaminoglycans, protein and DNA primary in-vivo evidence that the copper-tripeptide class is bioactive by injection in animals, but for GHK-Cu, not AHK-Cu
Stewart AG, Marsh F, Waterhouse JC, Howard P
In April of this year, the Department issued an additional advisory, cautioning consumers about injecting peptides purchased online, emphasising the dangers of illegal peptide products
Future studies evaluating glutathione with a larger sample size with statistical power to differentiate the association proposal by manic or depressive episodes, as well as the use of NAC as a suicide risk reducer, seem justified
Horrible smell and taste