GHK Cu Scalp Solution Empower Pharmacy Squalane + Copper Peptide (GHK Cu) Rapid Plumping Serum 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 Yes taking GHK the beauty peptide can feel a little spicy. Some people are also a lot more sensitive to copper and the sting can linger. Here are some things you can do to help, This content is for GHK Cu update! Stinging has subsided, still leaving a little bit of a welt but much better than before! #peppers #ghkcu #copper 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