Nutrition: Science and Everyday Application v2.0 by Callahan, Leonard and PowellThis book is designed as an Open Education Resource (OER) for introductory nutrition courses and has been adopted for use in high schools and colleges. Topics covered include basic nutrition and metabolism, information literacy, body weight and health, nutrition across life stages, dietary supplements, an in-depth look at each of the macronutrients, and major functions of vitamins and minerals.