Hormones & Metabolism

Cobalt

Co — Element #27

Cobalt is an essential ultratrace mineral whose only confirmed biological role in humans is as the central atom of cobalamin (vitamin B12). It cannot be synthesized by the body and must be obtained pr...

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Note No established UL for inorganic cobalt; toxicity from dietary sources is extremely unlikely Note Cobalt toxicity (cobaltism) has occurred from occupational inhalation of cobalt dust (lung fibrosis, cardiomyopathy) and from cobalt-chromium metal-on-metal hip implant corrosion

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