In human body, some minerals are put together in orderly arrays in such structure as bones and teeth.
Minerals are also found in the fluids of the body, which influences fluid properties. The minerals are classified as either essential or non-essential depending on whether or not they are required for human nutrition and have metabolic roles in the body.
There are 20 minerals are considered to be essential in human nutrition. Others are being studied to determine whether they plays significant roles in the human body.
Non-essential elements are also categorized as either toxic or non-toxic. They may depress productivity when in excess.
The need for non-essential minerals may become essential in a complementary function of the body requiring both.
The body may not be able to make them in sufficient quantities when they is increased demand or reduce absorption of them.
The non-essential elements boron, arsenic and tellurium play enhancing roles in the metabolic activity of vanadium, zinc, nickel and selenium.
Non-essential minerals
