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 Onions contain sulfur compounds that help your liver detoxify December 30, 2015 Black Cohosh December 9, 2013 Grapefruit is an excellent intestinal and liver detoxifier October 9, 2014