Tag: Metal ion

Over 99% of the total body calcium in an adult is stored within their bones and teeth. This statistic underscores the incredible concentration of calcium, the most abundant metal ion in the human body, and its indispensable role in our physiology.

Interestingly, vitamin B12 possesses the largest and most intricate chemical structure of all vitamins. For those asking, "Is B12 a metal?", the simple answer is no, but a deeper look reveals it contains a vital metal ion at its heart.