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 (copper peptide) is one of the most talked about wellness peptidesand for good reason This naturally occurring peptide has been studied for its potential to support skin quality, hair health, and GHK Cu Injectable Team Wellcore : . Dr. Shintre breaks down what it is and why it works. ? A copper based peptide that naturally occurs in your How Often to Inject GHK Cu PeptidesExplorer