Reddit asked questions. Here are answers. GHK Cu isn't newit's just not heavily marketed for hair (yet). Dr. Loren Pickart discovered it in the 70s. Decades of clinical research. Solid mechanism. We screwed HapiPatch Glow Up GHK Cu Copper Peptide Patches Transdermal Vitamin Patches for Skin Firmness, Fine Lines & Hair Vitality 24 Hour Collagen Support, Made in the UK 15 Patch Pack : 12 weeks in, and my skin has NEVER looked better! GHK peptides are doing their thing. Alright, I need to give you an updateit's been 12 weeks since I started using GHK Copper peptides explained what are the differences between copper peptides and GHK CU peptides? What they actually do for the skin in terms of repair and collagen, and what you can and cant mix