GHK Cu Peptide Complex (120 Capsules), Copper Peptide Supplement for Skin Structure, Hair Texture & Scalp Mitigating GHK Cu Injection Pain: Tips and Tricks Gabriel Alizaidy, MD, MS posted on the topic LinkedIn If your GHK injection site gets irritated try this , 1. Dilute it by adding more water to the syringe , 2. Let it sit until it reaches room temperature , Also, make sure youre rotating injection GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B 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