What are minerals?

"Minerals are simple inorganic elements such as calcium and iron, which are essential components of a healthy diet. Minerals perform many functions, from serving as components of organs to helping regulate metabolism. Adequate mineral intake is particularly important for children's growth and development. This book explains how a range of key minerals are important to health. Young readers will learn about properties and appropriate amounts of various minerals as well as how they can be included in a nutritious, delicious diet"--Provided by the publisher.