doi: 10.7150/ijbs.6.691 40 DominguezJ
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
The therapeutic mechanisms of antidepressant Chinese medicines involve various genes and signaling pathways
Product claims, reviews, and descriptions should be viewed as anecdotal and not as guarantees of outcome
PMC 4540061