Here is the video on how to make your own copper peptide serum or moisturizer YouTube GHK Cu Injectable Team Wellcore GHK Copper Peptide GHK Cu Tripeptide 1 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 Copper Peptide GHK Cu Tripeptide 1 guywl copper peptide cream 2 ghk cu 5 niacinamide hydrates Temu