Providing a comprehensive overview of antioxidants and nutraceuticals, including their sources, mechanisms of action, and health benefits, this new volume first covers the basics of the types of antioxidants as nutraceuticals, including the importance of phytochemical antioxidants and their nutritional and pharmacological intervention in the treatment of disease. It discusses the natural origins of antioxidants, classification, mechanisms of action, calculation of antioxidant potential of nutraceutical substances, safety, toxicity, and their significant involvement in the prevention of many degenerative and chronic diseases.