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 Skin Cream Levers.Health GHK Copper Peptide Spray LowTE Florida For a GHKCu (coppercomplexed glycylhistidyllysine) solution prepared at 1 mg mL, how many insulinsyringe units (1 unit = 0.01 mL) should be drawn for a specific dose? GHK Cu Glow Peptide Stack for Skin Rejuvenation Jennifer R. Berman MD Ghk Cu Experienxe : r Peptides