GHK Cu The Doctors Protocol in current Clinical Use , DISCLAIMER, The information shared in this video is for educational and informational purposes only and is based on research, and general GHK Cu Topical vs Injection Which is the Better Copper Peptide Form? GHK Cu Peptide Dosage How to Use Copper Peptides, Injections Neurogan Health Subcutaneous Injection Sites and Instructions for Safe Self Administration Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level GHK Cu Peptide Progress: Week 3 Results