Dandelion root is a mild laxative and diuretic with analgesic properties. Dandelions are a significant source of beta-carotene, potassium, calcium, magnesium and iron. Dandelion root is used to treat heartburn, chronic rheumatism, eczema, gout, diabetes and other conditions, according to Drugs.com.
Dandelion aids liver and gallbladder function by removing waste material. Studies show that dandelion may aid in the elimination of gallstones, although it is contraindicated for use by persons with empyema or gall bladder obstruction, says Drugs.com.
Animal studies indicate that dandelion extract regulates blood sugar and cholesterol. Dandelion leaf extract shows promise as a treatment for prostate cancer and breast cancer. The herb is generally considered safe, but persons with allergies to chrysanthemum, daisies or iodine should not use dandelion, says About.com.