Can You Use GHK Cu Peptides with Vitamin C Serum? Expert Guide Copper peptides support skin repair, barrier recovery, and firmness signalling. But GHKCu is different not all copper peptides behave the same. A new 3% GHK Cu option from MySeries makes Can You Use GHK Cu Peptides with Vitamin C Serum? Expert Guide Food Derived TripeptideCopper Self Healing Hydrogel for Infected Wound Healing Biomaterials Research How GHK Peptide Works Signaling GHK acts as a switch for skin repair: Interacts with adenosine receptors reduces inflammation Activates MAPK ERK, PI3K Akt, TGF pathways Stimulates fibroblasts & keratinocytes boosts collagen, elastin Peptide Therapy for Pain Management and Healing Core Medical & Wellness