GHK cu Powder CAS 49557 75 7 Suppliers, Manufacturers, Factory Wholesale Price Bloom Tech Reduce GHK CU Burn: Tips & Tricks for Injecting 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 Many people think injecting peptides like BPC 157, GHK Cu, or TB500 directly over a painful area sends the peptide straight into the damaged tissue. But thats not how it works. When you inject