Clinical studies report moderate evidence in treating tendon injuries (tennis elbow, patellar tendinopathy), with measurable improvement over 6 to 12 weeks
A Nature Scientific Reports 2016 study showed GHK-Cu had no cytotoxicity to human keratinocytes at concentrations up to 5,800 M over 72 hours and did NOT induce inflammatory biomarkers (IL-1, IL-8, HSPA1A, FOSL1) unlike other copper compounds, concluding GHK-Cu has a low potential of inducing skin irritation
While it also offers significant health benefits, L-Glutathione may not have the same level of clinical backing, efficiency, or bioavailability as Setria
On one hand, the ECM may interact with receptors on immune cells, promoting their function and positioning