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, GHK Cu Peptides: Unlocking the Copper Peptide Revolution in Skin Care Peptide injections are everywhere but here's what doctors want you to know Get the Gloss El GHK Cu es un pptido unido a cobre con bastante evidencia el cual estimula produccin de colgeno, mejora elasticidad, favorece reparacin tisular y tiene efecto antioxidante. Comenta COBRE si quieres conocer ms GHK Cu 100mg (10 vials) GHK Cu Copper Peptide Injections: Advanced Skin Rejuvenation