Avocados lower cholesterol and dilate blood vessels. Avocados contain a nutrient called glutathione, which blocks carcinogens while helping the liver detoxify synthetic chemicals. You Might Also Like Cabbage contains anticancer and antioxidant compounds. November 21, 2015 Peppermint oil helps prevent muscle spasms. December 7, 2014 Papaya acts as a natural antacid. January 7, 2015