Amazon.com: TOSOWOONG Copper Peptide 12 Cream, 99% Purity of Copper Tripeptide 1, GHK Cu, 12 Multi Peptide Powerful Anti Aging Formula for Fine Lines, Firming, Skin Elasticity, Korean Skincare, 50ml 1.69 fl.oz. : Beauty 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 Amazon.com: QUBIT GHK Cu Copper Peptide Face Cream 4% Peptides Moisturizer for Fine Lines, Wrinkles, Firming, Deep Hydration & Collagen 2400mg GHK Cu for All Skin Types, 30g : Beauty & Amazon.com: GHK Cu Peptide Copper Peptides Serum for Face Topical GHKCu with Hyaluronic Acid for Healthy Aging Multi Peptide Formula to Promote Collagen Support Fine Lines Firming Skin Elasticity Hydration : Beauty Amazon.com: Skin Perfection GHK Cu Copper Peptide Powder 99.7% Pure DIY Copper Peptides Serum for Face and Scalp Cosmetic Grade GHK Cu 1 Gram Creates Up to 100ml for Fuller Hair and