Which Vitamin is a Metal? Unpacking the Role of Cobalt in B12
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4 min read
Vitamin B12, also known as cobalamin, is unique among all vitamins because it contains a metal ion in its chemical structure. Most vitamins are purely organic compounds, but B12's inclusion of the metal cobalt is essential for its biological activity and is what gives cobalamin its distinctive red color. This mineral-vitamin combination is foundational to many critical processes within the human body.
