Question

The seven minerals the body needs in significant amounts to stay healthy are magnesium, phosphorus, chlorine, sulfur and _____?


iodine, iron, zinc


potassium, iron, fluorine


calcium, sodium, potassium


sodium, iron, selenium

Answer 1

The seven minerals the body needs in significant amounts to stay healthy are magnesium, phosphorus, chlorine, sulfur, and **calcium, sodium, potassium**.

So the correct option is:

**calcium, sodium, potassium**.