Integrated research in the field of phytochemicals has been illustrated in this book. Phytochemicals are biologically active non-nutritive compounds occurring naturally in plants. They are utilized for food and medicinal purposes and a lot of interest has been generated lately in their characterization, biological activity and isolation. This book has been compiled in accordance with the requirement for more current and global scope of these chemicals. Renowned authors from across the world have contributed in this book. Several topics encompassed in this book include analytical processes, occurrence of these phytochemicals, security, industrial applications, chemical as well as physical aspects and biological activity. The book is intended at satisfying the needs of health professionals, researchers, government regulatory agencies and industries. Its aim is to serve as a valuable source of reference in this significant and rapidly advancing area of phytochemicals, health and human nutrition.