Synopsis This 2009 new and revised 2nd edition is now brought up-to-date with latest contemporary processing technology. The old edition has been revised thoroughly and obsolete information was deleted and necessary corrections made. New chapters on Supercritical Fluid Extraction & Ultrasonic Extraction are examples of this new development. Due to rapid development in the fields of pharmacology and bioavailability and to enhance shelf-life of products, two new chapters have been added respectively, Herb Drug Interactions and a chapter on Liposomes and Phytosomes.