GHK Cu 50mg Copper Peptide Research Grade Midwest Peptide GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B Copper peptides are everywhere in serums, scalp treatments, and influencer recommendations. But does the science actually support the hype? The answer: yes, with nuance. GHK Cu is a naturally occurring tripeptide found Researchers found that a GHK Cu delivery system boosted a key repair enzyme to 1.78x its normal activity measurably improving tissue rebuilding in a lab model. GHK Cu is a copper binding peptide studied