My experience learning about GHK Cu for skin support & recovery Sharing what I personally use not medical advice. Always consult a professional before trying peptides. Curious if anyone else here GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Oral Liposomal Copper GHK Liposomal GHK Cu Supplement The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Dosing Guide for GHK Cu 100mg