The GHK Cu pen works. But needles at home were never the answer. We took the same clinically backed copper peptide complex and put it into a serum you can use in 30 seconds, GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true?, Copper peptide, known as GHK Cu, has a growing body of peer Radiesse GHK CU This is what it looks like when Biostimulators and Peptides work together! Radiesse + GHK CU work beneath the surface to rebuild your skinboosting collagen, improving texture, restoring natural volume, Copper Peptide (GHK Cu): Clinical Uses, Stability & Compounding Tips Amazon.com: Skin Perfection Copper Peptide Serum GHK CU 1% for Face & Hair Copper Peptides for Skin, Hair, & Scalp 1% Blue Liquid for Face, Neck, Body, Scalp Multi Use Serum Booster with