GHKCU is one of the most popular peptides out there and for good reason. Results are not instant, as it regenerates the skin form the inside out, and it also will awaken Revitalize Your Skin: The Benefits of Copper Peptide for Youthful Glow 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 + The Effect of the Human Peptide GHK on Gene Expression Relevant to Nervous System Function and Cognitive Decline Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides