The copper content of GHK-Cu formulations has been a theoretical safety consideration, given that excessive copper can be toxic - however, the amounts used in cosmetic and research applications are extremely small, the copper is tightly chelated by the peptide (reducing free copper availability), and topical absorption of copper from these products appears minimal and well below levels that would cause systemic copper accumulation or toxicity
Customers who use this product are happy with the way it helps athletes and people who have an active lifestyle and often suffer minor injuries.
In short, clinical data highlights the high prevalence of NPS and their worsening over the progression of AD ( Pathologies of NPS in AD patients Human macrostructure (CT, MRI) and microstructure imaging (such as diffusion MRI), as well as functional imaging (fMRI), has been applied to investigate the brain changes related to NPS in AD
Tap water contains microorganisms, minerals, and chlorine that will contaminate and degrade the peptide
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