this volume provides the most current, concise, scientific appraisal and economic analysis (costs vs. benefit) of nutritional supplements and bioactive components (nutriceuticals) of foods in improving the quality of life. it fills a much-needed gap to have a one volume one-stop-shopping synopsis of everything to do with cost analysis of dietary supplements and nutritional products and therapies in treatment and prevention of disease. chapters include emerging fields of science and important discoveries relating to early stages of new nutriceuticals in cancer prevention, prior to clinical trials. written by international and national standing, leaders in the field, this volume is essential reading for nutritionists, pharmacologists, health care professionals, research scientists, cancer workers, pathologists, molecular or cellular biochemists, physicians, general practitioners as well as those interested in diet and nutrition in disease resistance via immune regulation.