GHK Cu Peptide Therapy Brea, CA Orange County Mitigating GHK Cu Injection Pain: Tips and Tricks Gabriel Alizaidy, MD, MS posted on the topic LinkedIn GHK Cu Copper Peptide Benefits, Uses & Safety Intra V I had an unexpected allergic reaction to beauty peptides GHK Cu, BPC 157 & TB 500 theyre popular for skin & hair, but I got a rash hours after injection , #PeptideReaction #GHKCU #BPC157 #TB500 Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application ScienceDirect If your GHK injection site gets irritated try this , 1. Dilute it by adding more water to the syringe , 2. Let it sit until it reaches room temperature , Also, make sure youre rotating injection