ghk-cu before and after injection Ghkcu Peptide Results Doctor Explains GHK-Cu the Glow

10.1038/362031a0 74 HollingerS.HeplerJ

STEP 3 BEGIN YOUR PROTOCOL If prescribed, you start a personalized twice-daily topical protocol

At night, keep your routine simple so peptides can support the skins renewal cycle

However, as reassuring as all of this is, there are a couple of things to remain mindful of: Copper toxicity Because GHK-Cu contains copper, it does pose a potential risk of copper toxicity,12 the symptoms of which include abdominal pain, vomiting, chest pain, chills, cough, fever, general weakness, anemia, burning sensations, tremors, and a metallic taste in the mouth.13 The risk is small, as the concentrations of copper in the peptide are typically well within safe parameters, but its good to be aware of it