GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy GHK Cu vs AnagenX: Which Peptide Approach Supports Hair Growth Best? This compound has been studied for over 50 years., Most people discovered it last year on social media., , In 1973, Dr. Loren Pickart identified GHK Cu, while studying why young blood could restore GHK Cu Focal Point Vitality Copper peptides (GHK Cu) have been studied for decades for their role in tissue repair and that same biology applies to hair. Research shows GHK Cu may help strengthen existing hair follicles, reduce