Dietary supplements made from foods, herbs and their constituents are a rapidly growing market sector. Consumers often view food supplements as ‘natural’ and therefore safe; however, supplements are regulated as foods rather than as pharmaceuticals and so are not as closely monitored as may be necessary. With the commercial market in these products growing, this book provides essential research into their safety, efficacy and potential risk of interaction with pharmaceuticals. Following an introductory chapter, part one covers the chemical composition, manufacture and regulation of dietary supplements. Part two looks at the effectiveness of different types of dietary supplement and methods of evaluation. Finally, part three focuses on supplement safety. Reviews the design, production and regulation of dietary supplements. Analyses the potential for pharmacokinetic and pharmacodynamics interactions between dietary supplements and pharmaceuticals. Offers reviews of important clinical studies on the efficacy of dietary supplements for range of conditions.

This comprehensive resource uses evidence-based information to support the clinical use of natural herbs, supplements, and nutrients. It includes therapeutic protocols that can be used to manage or support other treatment regimes in promoting health, as well as preventing and treating disease. Key information on indications, doses, interactions, and side effects ensure safe, effective use of natural remedies.

Written by one of the foremost experts on sports nutrition and performance, A Guide to Understanding Dietary Supplements takes a critical look at the dietary supplement industry. With an estimated 60 percent of adult Americans using dietary supplements every day, the need for a thorough examination of the hundreds of products on the market is long overdue. This comprehensive guide (Selected as an Outstanding Academic Title by Choice Magazine) presents straightforward analysis from a consumer's perspective, giving you the facts on more than 140 supplements and information on which supplements work (and which don't!) for a wide range of health conditions—from preventing cancer and heart disease to fighting diabetes and depression. United States Department of Agriculture surveys show that more than 70 percent of Americans fail to achieve daily recommended levels for many vitamins and minerals. With today's emphasis on fitness, millions are investing their money and health in quick-fix solutions-supplements promoted as cure-alls to right nutritional wrongs, lower the likelihood of disease, and work dietary miracles. A Guide to Understanding Dietary Supplements presents a more realistic view of supplements as neither miracle cure nor nutritional sham, but as consumer products to be accepted or rejected based on scientific fact, not fitness fantasy. A Guide to Understanding Dietary Supplements looks at the pros and cons of dietary supplements in the areas of: weight loss bones and joints energy, brain, and mood heart, eye, and gastrointestinal health male and female health cancer, diabetes, and the immune system sports and ergogenic aids In addition, the book presents an overview of the dietary supplement industry and the regulations that govern it and looks at the process for developing new products. Designed to cut through the confusion surrounding dietary supplements, A Guide to Understanding Dietary Supplemens is an invaluable resource for students, educators and professionals who deal with nutrition, exercise, physical education, nursing, and anyone else interested in health and fitness.

Consumer interest in diet and nutritional supplements is increasing dramatically. Patients and members of the public are seeking advice from health professionals, nutritionists and food scientists. This book is designed to meet the needs of those professionals who are called upon to advise patients and the general public. It provides also a valuable text for those who are researchers or decision makers in the food and pharmaceutical industries. The text presents a thorough account of this topical subject and enables the reader to appreciate the functions of nutrients in health and common disease states, to understand the current debates over the roles of nutrients and supplements in the diet, and to answer those questions frequently asked by patients and consumers.

The growing consumer interest in health and fitness has expanded the market for a wide range of products, from yoga mats to the multiple dietary supplements now on the market. Supplements are popular, but are they safe? Many dietary supplements are probably safe when used as recommended. However, since 1994 when Congress decided that they should be regulated as if they were foods, they are assumed to be safe unless the Food and Drug Administration can demonstrate that they pose a significant risk to the consumer. But there are many types of products that qualify as dietary supplements, and the distinctions can become muddled and vague. Manufacturers are not legally required to provide specific information about safety before marketing their products. And the sales of supplements have been steadily increasingâ€"all together, the various types now bring in almost $16 billion per year. Given these confounding factors, what kind of information can the Food and Drug Administration use to effectively regulate dietary supplements? This book provides a framework for evaluating dietary supplement safety and protecting the health of consumers.

Foods and Dietary Supplements in the Prevention and Treatment of Disease in Older Adults focuses on the ways in which food and dietary supplements affect the major health problems of aging adults. Researchers in nutrition, diet, epidemiology, and aging studies, as well as healthcare providers who work with elderly patients will use this comprehensive resource as a tool in their long-term goal of preventing and treating chronic disease within the elderly. This book brings together a broad range of experts working on the different aspects of foods and dietary supplements (vitamins, herbs, plant extracts, etc.) in health promotion and disease prevention. They have contributed chapters which define a range of ways in which foods, nutriceuticals, and dietary supplements prevent disease and promote health in older adults. They begin by reviewing the medicinal role of foods, herbal, and dietary supplements in health promotion in older adults, as well as some of the most commonly used supplements in elder "self-medication." They review the most recent studies of how foods, herbal, and dietary supplements are effective in the prevention and treatment of cancer, cardiovascular disease, diabetes, and other obesity associated diseases in older adults. Then they consider alcohol, other drugs, and plant based drugs of abuse which can adversely affect the health of older adults. Lastly, they consider foods and dietary supplements in gene regulation in older adults. - Investigates the important nutritional requirements of the aging population in health and in relation to various acute and chronic diseases - Explores the nutritional effects of botanical extracts and components that can have important health promotion benefits, and risks, to ensure safe consumption - Reviews studies of common diseases within the aging population including cancer, cardiovascular, metabolic, and infectious diseases that can alter the intake of foods, supplements, and/or requirements for various nutrients - Investigates the mechanisms of action of components of foods and dietary supplements, in particular gene activation and epigenetics