其次,"according to the American Cancer Society, "available scientific evidence does not support claims that castor oil on the skin cures cancer or any other disease."[27]" http://en.wikipedia.org/wiki/Castor_oil
【27】 see American Cancer Society paper on Castor oil and Cancer here: http://www.cancer.org/treatment/treatmentsandsideeffects/complementaryandalternativemedicine/manualhealingandphysicaltouch/castor-oil