This new book is the result of over 20 years of research and analysis in the field of gut health by experts in the field. The book focuses on prebiotics, a magical component that has proved its worth in the management of various metabolic disorders and other diseases. The book covers the potential of prebiotics and their safety, their proven health implications, their mechanisms of action, and their use in day-to-day consumption. It provides an overview of highly dynamic gut molecular ecology and diversity and discusses potential factors that define a healthy gut. It also provides insight into recent developments in shaping the gut microbiota for improved human health, examining the prevalence, etiology, and pathophysiology of various metabolic disorders and diseases, including recent research-based results on the management of disorders and diseases such as diarrhea, constipation, IBS, oral health, depression, Alzheimer’s disease, diabetes, obesity, cancer, and immunity.