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Zhang H, Wen H, Huang Y

Often used to help preserve muscle during weight loss or aging

It facilitates the transport of extracellular cystine into cells, where it is reduced to cysteine, a critical precursor for the synthesis of glutathione (GSH)

The (Asp-Ala-His)Cu (II) complexation displays a superoxide dismutase-like activity, which prohibits the production of reactive oxygen species