GHK Cu for hair growth does it actually work? Short answer: no. GHK Cu can be great for skin but when it comes to hair growth, the evidence just isn't there. And this GHK Cu Peptides: Unlocking the Copper Peptide Revolution in Skin Care Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Set 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