Good sources of natural fiber for your diet include pears, apples, oat bran, vegetables and legumes. Eating more fiber helps the body to detoxify in an easy and healthy way. You Might Also Like Blueberries December 3, 2013 Onions contain sulfur compounds that help your liver detoxify December 30, 2015 Lemons help detoxify the liver. They also contain lots of vitamin C March 24, 2016