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 CU aka the beauty peptide. I've got the reconstitute and dose chart at the end for reference. Where I purchase mine from Elite Peptides Australia Discount code WISHY10 (because who doesn't love How to Measure and Inject GHK Cu (Copper Peptide for Skin and Tissue Repair) YouTube Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit