Nature's Way Dandelion Root - Rich in Potassium and Vitamin A, Dandelion is a popular 'bitter' herb, used the world over as a natural diuretic, organ cleanser and purifier. Dandelion has excellent general, overall tonic properties. Topically, Dandelion has proven beneficial in helping to heal boils, abscesses, acne, blisters, warts and corns.