Minerals are essential for optimum health. The body uses minerals in a myriad of ways that range from building bones to making hormones and regulating heartbeat. Minerals are important for your body to stay healthy. Your body uses minerals for many different jobs, including building bones, making hormones and regulating your heartbeat. Some minerals (the macro-minerals) like calcium, phosphorous, magnesium, sodium and potassium are required in large amounts. While the trace minerals like iron,copper, zinc,cobalt and selenium are equally essential but only required in small amounts.