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 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 Copper Peptide, Face Serum, 1 oz (30 ml) If GHK Cu has ever made you question your life choices mid injection I've been there That burning sensation is common but here's what helped me: Use a inch needle ( Skin Restoration: Prioritizing Safety Over Trends GHK Cu Peptide: Turn Back the Clock Naturally Calibrate Hydration