GHK Cu Copper Peptide Benefits, Uses & Safety Intra V Ghk Cu Experienxe : r Peptides Copper Peptides Serum for Face 2% GHK CU & 4% EGF Seraphime 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 This peptide reverses aging, And its been hiding in plain sight for decades., GHK Cu (Copper Peptide) is one of the most researched anti aging ingredients out there., Heres what it does:, Ghk cu before and after 3 weeks : r BodyHackGuide