Rejuvenation and Youth with GHK Cu Peptide Treatment Dr. Ahmet zyigit 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 GLOW (BPC 157 GHK CU KPV TB500) Injections Team Wellcore GHK cu hard spots at injection site : r Peptides GHK Cu Injectable Team Wellcore Thermodynamically stable ionic liquid microemulsions pioneer pathways for topical delivery and peptide application ScienceDirect