Subcutaneous Injection Sites and Instructions for Safe Self Administration GHK Cu Copper Peptide Injections Your Skin's Ultimate Rejuvenation Boost Ready to restore youthful, glowing, firmer looking skin? GHK Cu Copper Peptide injections are one of the most powerful anti aging regenerative treatments Reduce GHK CU Burn: Tips & Tricks for Injecting You started using a GHK Cu peptide serum on your face and now , The things no one tells you., Yes, the injections can hurt like a bitch. , Heres the thing Ive found it works even better topically, Ever heard of GHK Cu peptide? It's a naturally occurring copper peptide that helps repair tissue, stimulate collagen, and support skin healing. When used in injectable form, it works at a deeper level