GHK Cu is a copper peptide known for supporting skin repair, collagen production, and overall tissue healing., Traditionally, its taken as an injection but that can come with irritation, bruising, or PSA: Albeit rare Copper peptide "uglies" are real and scary. Case report and looking for advices : r 30PlusSkinCare Experiencing itching & burning from your GHK CU peptide injections? Try these to hacks: 1. Use a longer syringe to penetrate deeper into the fat cells. 2. Dilute the copper. Here I GHK Cu Peptide Benefits for Skin and Hair LIVV Natural GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B