Two Ingredients. Real Hair Transformations. How Neurogan Health's GHK Cu Serum Is Changing What Customers Expect From Hair Care GHK Cu Copper Peptide for Hair Loss: Results, Mechanism, and What to Expect 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 Hair Loss Breakthroughs or Media Hype? AHK CU + GHK Cu Hair Serum Pro 4800mg Hair Growth Neurogan Absolute GHK cu Stem Cells & Peptide Hair Growth Serum and Shampoo MTS Mall of California