Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application ScienceDirect Getting itchy, red, burning skin after injecting GHK Cu or NAD+?, Its usually NOT an allergic reaction , Here are the 2 most common reasons:, 1. Your injection depth is offIf the peps sits between 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 Mitigating GHK Cu Injection Pain: Tips and Tricks Gabriel Alizaidy, MD, MS posted on the topic LinkedIn Peptide Injection Site Reactions: What's Normal, What's Not, and What Revolution Health & Wellness