7% GHK CU ACCELERANT Platinum Skin Care GHK Cu Copper Peptide: The Ultimate Peptide For Longevity 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 Rigid flexible nanocarriers loaded with active peptides for antioxidant and anti inflammatory applications in skin ScienceDirect Redness after a peptide injection can feel alarming but in most cases, its completely normal. , If youve noticed a pink or red halo at the injection site especially with peptides like GHK Cu