Purpose in the body

Question 1

Calcium’s purpose in the body

Answer 1

Calcium is stored in bones and teeth to help make and keep them strong. Your body needs calcium to help muscles and blood vessels contract and expand, and to send messages through the nervous system.

Question 2

Potassium’s purpose in the body

Answer 2

Potassium helps your body regulate your blood pressure, heart rhythm and the water content in cells. It also helps with digestion. Most people get all the potassium they need from what they eat and drink.

Question 3

Zinc’s purpose in the body

Answer 3

Zinc helps the immune system fight off invading bacteria and viruses. The body needs zinc to make proteins and DNA, the genetic material in all cells. Zinc also helps wounds heal and is important for our ability to taste and smell.