If your GHK Cu or MOTS C injection leaves welts and burns like a hornet, it's usually not the peptide it's the technique. A few small tweaks can turn a sting into almost GHK Cu Dosage and Protocol: A Medical Provider's Guide to the 30 Day Cycle Perfect B Early 30's vs 48. My peptide stock BPC157, Pep19, Mots c, IPA:CJC1295, GHK cu. #biohacking #peptides Reviewing my full peptide stack. MOTS C & GHK Cu doing literally nothing am I under dosing? : r PeptideForum