GHK Cu Ascend Bio Labs 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 Little peptide, but a BIG job! GHK Cu is a naturally occurring copper peptide that gets a lot of attention in research because it's been reported to influence thousands of genes tied to A Dermatologist's Take on the Copper Peptide (GHK Cu) Trend Chevy Chase GHK Cu Peptide Therapy