GHK Cu Peptide: Turn Back the Clock Naturally Calibrate Hydration GHK Cu Hyaluronic Acid Gel Wells Pharmacy Network Viral claim says GHK Cu reset nearly 4,000 genes to a younger state and increased collagen production in a preclinical study. This refers to research on GHK Cu, a naturally occurring copper binding peptide that GHK Cu Peptide Regenerative & Cosmetic Research Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3 Dr. Brenner Labs