Magnesium is the fourth most common mineral in the human body after calcium, sodium, and potassium and is involved in more than 300 enzymatic processes in the body. [1,2,6]
It also plays a role in the maintenance of intracellular levels of potassium and calcium. [1,2,5]
Research indicates that newborns have 760mg of magnesium at birth, about 5g at 4-5 months and 25g in adulthood.