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 GHK Peptide Injection and GHK Cu Benefits, Uses ,safety GHK Cu Peptide Dosage How to Use Copper Peptides, Injections Neurogan Health BodyPharm GHK Cu My Antidote Definitive Guide on Peptides for Skin and Hair Care Infusion Clinic ABQ How to Inject Peptide Based Medications (Subcutaneous Method) Hone Health