GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu, the copper peptide, is a game changing injectable for radiant skin and so much more Here's what it can do: Boost collagen for smoother, firmer skin Anti aging GHK CU Apollo Peptide Sciences Are GHK Cu Injections Safe Enough? Alternatives Options Neurogan Health GHK CU 50 mg LIVV PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction