Love GHK Cu (its one of my favs!!!!!) but not loving the sting?, A slight sting is normaland worth it., It usually gets better over time as your body adjusts., To make it easier:, Inject slowly, If youre using GHK Cu and it stings a little (which is common) this ones for you , In this reel Im sharing the small tweaks that have helped me make peptide injections way more comfortable Selected Biomarkers Revealed Potential Skin Toxicity Caused by Certain Copper Compounds Scientific Reports GHK CU, Why this audio? Because injecting feels like a constant wasp sting so it takes me about 15 seconds to pin .2 mL. I dread this shot every night for that reason. Also, it leaves me bruised, so I Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum The Senolytic Effect of Indole 3 Carbinol (I3C) on Mouse Embryonic (MEF) and Human Fibroblast Cell Lines