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The safety profile is strong: toxic doses sit roughly 300 to 3,750 times higher than recommended therapeutic amounts, and injection site irritation remains the most commonly reported side effect
Yet, because studies have consistently reported lower blood selenium concentrations and GPx activities in smokers compared to nonsmokers (reviewed in 69), estimation of selenium intakes might not be a reliable marker of selenium exposure in this population
Increases IGF-1, supports overall regenerative capacity including hair follicle anagen extension
Tripeptide Wound Healing & ECM Remodelling Review (Med Sci, 2025) A comprehensive 2025 review of tripeptides in wound healing and skin regeneration confirmed GHK-Cu as the most studied tripeptide in the context of wound repair and scar minimisation
Electrochemical evaluation of glutathione S-transferase kinetic parameters [PMID: 25086278] Laboratory literature summary: Electrochemical evaluation of glutathione S-transferase kinetic parameters
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