Subcutaneous Injection: What It Is and How to Give One GHK cu GHK CU for Sale Tripeptide 1 3rd Party Tested US Made 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 Are GHK Cu Injections Safe Enough? Alternatives Options Neurogan Health 7% GHK CU ACCELERANT Platinum Skin Care