Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Mall of California Ingredients Hairgenetix GHK Cu, AHK Cu & PDRN Peptides Reddit asked questions. Here are answers. GHK Cu isn't newit's just not heavily marketed for hair (yet). Dr. Loren Pickart discovered it in the 70s. Decades of clinical research. Solid mechanism. We screwed The ingredient replacing hair transplants? It's called Redensyl. 3% Redensyl targets hair follicle stem cells, reactivates dormant follicles GHK Cu Copper Peptide extends the anagen growth phase Before and after begins with consistency. Our 10% GHK Cu formula is engineered for deep absorption to support scalp health and visible density.