Transform Your Skin: GHK CU Before & After Results 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 Real people. Real results. No hype. We didn't ask Stephanie to do anything special. No ring light, no filter, no professional photos. Just her bathroom mirror and 3 weeks of consistency. Documenting my skin journey from April to May using GHK Cu copper peptides. I almost feel like Ive lost facial fat (which I have lost a little bit of weight) more than anything else. And theres a GHK CU Results for Black and Brown Skin: 3 Month Review