The present book “Nutrition at a Glance” is a compilation of latest information which provides an overview of concise information. The book contains 15 chapters which include an introduction, energy, water and its functions, proteins, carbohydrates, fats, minerals, vitamins, dietetics, human body organs and their disorders, dietary modifications, food science and technology, food additives, food irradiation and related miscellaneous facts. Glossary has been appended at the end for ready reference. This book is primarily designed for the student of nutrition and dietetics degree and also useful for the students of food science, medicine, pharmacy and nursing. Professionals in nutrition, dietetics, food science, health sciences and related areas will also find much of great value within this book.