If your GHK Cu or MOTS C injection leaves welts and burns like a hornet, it's usually not the peptide it's the technique. A few small tweaks can turn a sting into almost GHK Cu Injections Explained: WThe Peptide Effect Apple Podcasts Love GHK Cu (its one of my favs!!!!!) but not loving the sting?, A slight sting is normaland worth it., It usually gets better over time as your body adjusts., To make it easier:, Inject slowly, Forkhead O Transcription Factor 4 Restricts HBV Covalently Closed Circular DNA Transcription and HBV Replication through Genetic Downregulation of Hepatocyte Nuclear Factor 4 Alpha and Epigenetic Suppression of Covalently Closed Circular DNA GHK Cu Copper Peptide Skin & Healing Beverly Hills