GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B GHK Cu (Copper Tripeptide 1) activates your skin's natural healing pathways, boosting collagen, elastin, and glycosaminoglycans. Reduce wrinkles, fade discoloration, and enhance firmnessall with one bioactive peptide backed by clinical science The GHK Cu copper peptide is one of the most underrated skin repair ingredients out there., Naturally found in the body, it plays a key role in collagen and elastin production, skin healing, and Copper Peptide Serum with 1% GHK Cu peptide, Argireline and Matrixyl 3 Dr. Brenner Labs