Subcutaneous Injection Sites and Instructions for Safe Self Administration Glow Peptide Injection: Revolutionizing Skin Rejuvenation Hubmed The Pros and Cons of Reusing Insulin Syringes Sinymedical 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 you're GHK Cu Peptide Therapy: The Definitive Clinical Guide to Gene Modulation, Protocols, and Efficacy The Hidden Risk of Reusing Pen Needles