GHK Cu is one of the most talked about peptides in aesthetics right now. But how much of what you have heard about it is actually true?, Copper peptide, known as GHK Cu, has a growing body of peer 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 Hair Growth Serum Intense with Copper Peptide GHK Cu Copper Peptide Hair Growth Conditioner GHK Cu for Hair Loss Hairgenetix PDF) The effect of tripeptide copper complex on human hair growth in vitro