Neurogan Health, GHK Cu Copper Peptide, Hair & Scalp Serum Biomimetic copper peptides for hair growth MDhair Hair Loss Breakthroughs or Media Hype? 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
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