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GHK-Cu is generally well tolerated when used under medical supervision
Oxidation of cysteine residues can result in a wide range of redox-based, post-translational modifications, including S-nitrosylation, S-glutathionylation and sulfinic acid, sulfenic acid and disulfide formation 22,23 , which can generate conformational changes in protein structure and subsequent modulation of protein activity 24
It binds toxins, heavy metals, medication byproducts, and pollutants so your liver can safely process and eliminate them
It occasionally appears as a concern in online forums but is not supported by the clinical literature or by our patient experience at Perfect B
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