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TABLE 1 Strength of association between variables for individual antioxidant enzymes
The chemical structure of cyanocobalamin contains the rare mineral cobalt (4.34%), which binds the cyano group and is located in the center of a corrin ring (5)
Furthermore, the l-isomer of N -acetylcysteine (NAC), which is both a cysteine source and an antioxidant, but not d-NAC, which is only an antioxidant 30 , rescued cancer cell growth in cystine-free conditions (Extended Data Fig
Grapefruit, oranges, kiwis, and other citrus fruits are rich sources of vitamin C
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