Here is the definitive guide to natural herb, plant, and spice supplements—written by the bestselling author of Superjuice! Complete with comprehensive healing charts for quick reference to 40 common ailments, it explains which booster to try and how it will work, and recommends supplements for mood enhancement, vitality, the immune system, and digestion. Find out what to take to cleanse the system, increase your sex drive, and improve circulation. The choices range from St. John’s wort and guarana (a fruit from the Amazon) to tea tree and evening primrose oils, and many more. There are clear and concise guidelines on dosage and medical precautions to make sure that nature’s own pharmacy is used properly.