Given that minerals are crucial for a host of physiological functions, it’s refreshing to hear that the global market for mineral supplements is in rude health.

According to a report published by Persistence Market Research, the market for mineral supplements will reach an estimated US dollar value of 14.5 million by 2020 – almost double that of the 2013 level (7.3 million).

In this article, we intend to take a closer look at minerals and ask whether supplementation is necessary for most people.