This book delves into the specific subject area of life sciences, focusing on the remarkable world of millets and their multifaceted contributions. This book serves as a comprehensive guide to the diverse aspects of millets, addressing their biology, significance, functional potential, and applications. The content in this book is divided into two distinct sections, Section I contains the detailed introduction to the Millets, their biology, classification, applications, and various types (major, minor, and pseudo millets) and Section II contains their safety, extraction, industrial applications, and SDG goals. This book is not only an asset for professionals and experts but also a readable guide for Academicians and advanced students looking to engage with this ever-expanding subject area. The book is a boon for entrepreneurs in the area millets, as they will get the complete comprehensive information about all the different types of millets with their biology, functional potential and processing.