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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
Standard dosing suggests one capsule twice daily on an empty stomach
Taylor M
Yes, and theres plenty of research to support using copper peptides for skin
The dosage and frequency is customized to ensure optimal results
Beyond 500mcg, the risk-benefit ratio becomes less favorable
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