Health is the state of complete physical, mental and social well-being and not merely the absence of disease or infirmity. Food and nutrition play a prominent role in maintaining health. A textbook of foods, nutrition dietetics is a complete reference work for students of home science, nursing and nutrition. It covers the syllabi for degree courses of almost all universities in india and of developing countries. The book is divided into four parts: nutrition, foods, nutrition in health and nutrition in diseases. Chapters on applied nutrition, diet surveys, anthropometric measurements and food adulteration have been added for the benefit of students of extension courses. The tables of recommended dietary intake for various groups will be useful to dieticians and food counsellors. This book is written keeping socio-economic and health conditions in india and developing countries in perspective. Cheap and nourishing food substitutes and novel foods developed through nutrition research have also been listed. The role of nutrition in health and the fundamental principles of nutrition are explained with a view to their application to individuals in all age groups and health conditions.