GHK Cu Copper Peptide Skin & Hair Repair The Biohacker GHK Cu Peptide Copper Peptide Research Beyond Peptides Everyone's calling GHK Cu a miracle peptide But let's separate marketing from mechanism. GHK Cu isn't magic. It's a signal. A signal that: Supports tissue repair Modulates inflammation Enhances collagen + Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application ScienceDirect