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 Ghk Cu Stretch Marks Before And After GHKCu Skin Repair Des Moines Peptide Therapy Iowa IV Ghk Peptide Application Method TikTok 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 you're