Does GHK Cu actually ruin other peptides or is that just bad formulation? Most stacks miss the mark when it comes to stability, but KLOW was designed differently. From pH optimization to independent GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction Breaking: more people are starting to explore copper peptides over retinol Not because retinol is bad but because people are beginning to understand how different ingredients actually work. GHK Cu is something your