This book examines nutraceuticals derived from plant, animal, or microbial sources, and presenting significant opportunities for food scientists and industry professionals to develop innovative foods or food components that address future human wellness and well-being requirements. These nutraceuticals can be specifically identified as antioxidants, dietary fiber, prebiotics, polyunsaturated fatty acids, probiotics, vitamins, polyphenols, and spices. The book also intends to consolidate current research and reviews on bioactive components inherent in traditional foods, highlighting their nutraceutical significance for promoting a healthy lifestyle. Moreover, it elaborates on the potential therapeutic applications of food bioactives as next-generation nutraceuticals sourced from novel origins. Emphasis is placed on various aspects of food bioactive compounds, exploring their prospective roles in the formulation of nutraceuticals aimed at enhancing human health and wellness, while also evaluating their potential in the management and prevention of metabolic disorders. Furthermore, the volume acknowledges the clinical implications of nutraceuticals, including their prospective applications within the food and pharmaceutical industries.