GHK Cu Topical vs Injection Which is the Better Copper Peptide Form? 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 GHK CU Before and After Pictures Topical GHK Cu Skin Results, Face Serum Reviews & Photo Results Neurogan Health GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B 2 weeks in on GHK Cu and the glow is REAL. Brighter complexion More even skin tone Less breakouts Softer fine lines Thicker, fuller hair This is just Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum