How does this Patch work and what are the benefits of Copper Peptide GHK CU? Proprietary form of phototherapy Patented Nanocrystal Technology Reflects light to activate Non Transdermal 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 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 + GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link