Why Are People Injecting Themselves with Peptides? The New Yorker You're injecting what now?! We've been flooded with questions about injectable peptides, so here's the bottom line: I would not inject these into myself or anyone I care about. Note: This is A needle free anti aging breakthrough is here, New Smyrna Beach!, Say hello to GHK Cu the peptide that boosts collagen, smooths fine lines, and helps you glow no injections required., Just place Neurogan Health, copper peptide GHK CU, 120 mcg, 60 tablets iHerb