GHK Cu as a multifunctional copper peptide: synthesis routes, process engineering and emerging applications Systems Microbiology and Biomanufacturing Springer Nature Link Uses and Benefits #ghk GHK Cu is a naturally occurring peptide in human plasma that declines with age. When used in injections (usually subcutaneous), it can offer various benefits: Skin Rejuvenation and Anti Aging: Thrive Copper Peptide Serum Skin Barrier Support & Hydration 29ml In Vitro and in Vivo Studies of pH Sensitive GHK Cu Incorporated Polyaspartic and Polyacrylic Acid Superabsorbent Polymer ACS Omega GHK Cu Therapy: Skin Rejuvenation & Healing GHK Cu in the NAD+ Push Patch: A Smarter Way to Stimulate Collagen, He Hi, Finch