Many people really don't understand what vitamins and minerals are. If you don't either, don't feel bad. In Module 2 - The Essentials of Vitamins and Minerals, you get a front-seat look at what vitamins and minerals are, where they come from, how they work, and why they need each other for optimal performance. By the end of this module, you will be more informed than many consumers and fitness enthusiasts. Not to be missed. This program is presented in and easy-to-understand format with engaging graphics. Enjoy.