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This creates a concentration of 2.5mg/mL (2,500mcg/mL)
GHK Basic does not contain copper ions, which impacts its effectiveness for skin regeneration
Neonatal estrogen exposure induces lobe-specific alterations in adult rat prostate androgen receptor expression
Gopal Grandhige, MD, FACS, Board-Certified Surgeon Last Reviewed: February 28, 2026 GHK-Cu is a copper peptide complex (glycyl-histidyl-lysine combined with copper) that naturally occurs in human saliva, plasma, and urine
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