This document discusses Ayurvedic principles of diet and nutrition as well as nutraceuticals. It outlines the three main types of diets in Ayurveda - sattvic, rajasic, and tamasic. It also lists the 8 rules of consuming diet according to Ayurveda. The document defines nutraceuticals as foods that provide medical benefits and lists some examples like plant sterols, soy, and fruits/vegetables. Finally, it discusses some potential benefits of functional foods and nutraceuticals such as increasing health, helping avoid diseases, and having psychological benefits.