Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit Anybody know the correct way of using ahk cu? Do I mix with bac water and inject into abdomen? GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy 9 months of consistency with a protocol that works systemically, not superficially. This has included GHK Cu subcutaneous and topical, collagen, protein and an intentional lifestyle ticking off the essentials of sleep, training,