Why Are People Injecting Themselves with Peptides? The New Yorker Parents & teen athletes: not everything trending on social media is safe., Copper peptides like GHK Cu are being promoted for skin health, but these products are unregulated and not FDA approved, GHK Cu Peptide Regenerative & Cosmetic Research GHK Cu Copper Peptide for Research GhostLabz The U.S. Food and Drug Administration is moving toward allowing compounding pharmacies to produce more than a dozen injectable peptides that were banned because of potentially significant safety risks, the New York