Extensive information on unconventional cancer treatments, including a review of experimental studies that used various herbs in the treatment of cancer and immunodepression. Herbs noted for their anti-tumor actions are also included. Chemotherapy is discussed. Some herbs mentioned include: astragalus, aloe vera, garlic, green tea, turmeric, ginseng, mistletoe, pau d'arco, shiitake, reishi, licorice, echinacea, maitake, citrus pectin, cordyceps and bromelain.