Non-communicable diseases (NCDs), also known as chronic diseases, are usually of long duration and are the result of a combination of genetic, physiological, environmental and behavioral factors; they disproportionately affect the inhabitants of several countries around the world, and are responsible for more than three quarters of the world's deaths.Among these diseases are: Obesity, diabetes mellitus, cardiovascular, respiratory, renal and cancer.This book extracts the main criteria for the nutritional management of NCDs based on Clinical Practice Guidelines, suggested supplementation as well as a series of functional foods for their better management.