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 Apples help lower cholesterol and cleanse the intestines. January 7, 2015 Seaweed is full of minerals and helps detoxify the body. January 26, 2017 remove pesticides November 4, 2013