This work offers a comprehensive overview of the chemistry and physiology of nutrition to students majoring in the general areas of nutrition, food science, exercise, and the premedical fields. This textbook includes refresher chapters on basic principles of inorganic and organic chemistry, biochemistry, and thermodynamic principles relating to nutrition. Topics addressed include: how nutrients are utilized at the cellular and organ system level, the role of nutrients in metabolism, and the role of vitamins and minerals in enzyme activity.