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
Peptides are naturally occurring molecules that act as messengers in the body
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NICE recommends lifestyle modifications and PDE5 inhibitors such as sildenafil, tadalafil, vardenafil, and avanafil as first-line pharmacological treatments
Because IGF-1 directly affects glucose metabolism and growth pathways, hormone panels and fasting glucose should be monitored during therapy
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