GHK Cu Peptide: What It Does for Body Composition and Metabolic Health GHK CU Before and After Pictures Topical GHK Cu Skin Results, Face Serum Reviews & Photo Results Neurogan Health GHK Cu Peptide Therapy Brea, CA Orange County Perhaps the most commonly asked about question when it comes to GHK Cu is THE BURN. Let's learn! @summitrejuvenation 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 Frontiers Exploring the beneficial effects of GHK Cu on an experimental model of colitis and the underlying mechanisms