GHK Copper Peptide GHK Cu Tripeptide 1 GHK Cu Topical Spray Wells Pharmacy Network GHK Cu Peptide Injections: The Future Of Skin And Hair Care GHK CU 100mg Cellgenic Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: 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