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GHK CU Repair Serum What is GHK Cu? GHK Cu (glycyl L histidyl L lysine copper complex) is a naturally occurring peptide in human plasma that: Binds copper ions Acts as a biological signalling molecule Plays a role Neurogan Health, Copper Peptide GHK CU, 120 mcg, 60 Tablets iHerb GHK Cu Copper Peptide Hair & Scalp Serum 2oz RAW GHK Copper Peptide Face Serum: Radiant and Renewal Hydrating Skincare
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