Mitigating GHK Cu Injection Pain: Tips and Tricks Gabriel Alizaidy, MD, MS posted on the topic LinkedIn AGELYTIX NMN NAD GHK CU Topical ANAIRUI Copper Peptides GHK Cu Serum Reducing Redness & Inflammation with GHK Cu Copper Peptides Vitali Skincare 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