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 The Blue Revolution: Why 1% Pure GHK Cu is the New Standard for Mature Pure & Cimple GHK Cu Peptide Benefits for Skin and Hair LIVV Natural If you're using GHK Cu and it stings a little (which is common) this one's for you In this reel I'm sharing the small tweaks that have helped me make peptide injections