GHK Cu Topical vs Injection Which is the Better Copper Peptide Form? PSA] Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r SkincareAddiction Copper Peptide Serum GHK Cu + Argireline + Matrixyl 3000 Ghk Cu Serum Peptides Intensive Serum Tripeptide 1 Ghk Cu Copper Peptide Acetyl Hexapeptide 8 Intensive Repair Reduces Wrinkle G Struggling with hair thinning or shedding? Meet GHK Cu, the topical peptide everyone is talking about and NO, it's not an injection! This powerful serum helps: Reduce shedding