PSA] Finally, a Dr. explains the mechanism behind the "copper uglies" : r SkincareAddiction STOP the GHK Cu itch!, The secret to a painless GHK Cu injection? The 15 Minute Rule. , Injecting cold, acidic peptides causes mechanical and chemical stress on your cells. , To lower the sting:, 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 peptides from Transcend, and Why Are People Injecting Themselves with Peptides? The New Yorker 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