The book "Nutrition and Metabolism. A comprehensive multiple-choice questions book with answers" is crafted especially for students and professionals eager to deepen their understanding of nutrition and metabolism through focused practice. This book is structured as a comprehensive question bank, offering a range of multiple-choice questions (MCQs) that cover core principles, essential processes, and applied knowledge in nutrition and metabolism. The primary goal of this book is to serve as a practical resource for exam preparation and knowledge reinforcement. With questions designed to challenge, clarify, and build on foundational concepts, students and professionals can actively engage with the material, test their understanding, and identify areas for improvement. These exercises cover critical topics from nutrient metabolism to biochemical pathways and provide a dynamic approach to mastering this complex field. Whether preparing for exams or seeking to enhance practical knowledge, readers will find this book a valuable companion. As students or professionals work through these questions, they'll gain confidence and competence, empowering them to succeed in their knowledge.