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 GHK CU COPPER PEPTIDES TABLETS The Beauty Doctrine GHK Cu Copper Peptide: The Ultimate Peptide For Longevity Why does Glycyl Histidyl Lysine Copper (GHK Cu) cause pain or discomfort? Sunburned? Heal Faster with Copper Peptides GHK Cu Copper Peptide: Dosage, Before and After Results, and How It Works Perfect B