These are reference figures, not approved human dosing
10.1016/j.ajpath.2014.03.005 [Epub ahead of print] [DOI] [PMC free article] [PubMed] [Google Scholar] Venditti P., Di Stefano L, Di Meo S
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Beyond iron handling, NRF2 modulates the GSH antioxidant system by inducing the expression of enzymes required for GSH biosynthesis, such as glutamatecysteine ligase catalytic and modifier subunits (GCLC/GCLM), glutathione synthase (GSS), and the cystine/glutamate antiporter subunit SLC7A11 [114]
Copper content per dose in this range is roughly comparable to the copper in a single meal containing shellfish or organ meat (Healthspan clinical protocol summary, 2026)
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