GHK Cu, the copper peptide, is a game changing injectable for radiant skin and so much more, , , Heres what it can do:, Boost collagen for smoother, firmer skin, Anti aging improves fine 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 Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B All About GHK Cu Peptide More Than Just Cosmetic GHK Cu Copper Peptide Collagen, Skin Rejuvenation & Hair Restoration