Try GHK Cu Peptide Desert Mobile Medical #Skincare Peptide Ghk Cu How to Use Injections TikTok Your skin is the largest organ in your body and anti aging is the name of the game! But, GHK cu is treating so much more than just wrinkles, this is for cellular health, 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