GHK vs GHK Cu Without Copper, Basic Peptide Neurogan Health PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction We've been talking a lot about GHK Cu, but there's always more to learn. Most people think of it as a hair and skin peptide and this is true. But there is My 1 month update on GHK CU I love sharing my real true experiences with you guys and the results have actually been amazing so far !! Would you try this copper peptide? #