Dandelion is used for heart failure, loss of appetite, dyspepsia, flatulence, gallstones, bile stimulation, rheumatism, arthritic joints, muscle aches, eczema, and bruises. Dandelion is also used as a laxative, diuretic, circulatory tonic, skin toner, blood tonic, and digestive tonic. It is also used to treat infection, especially viral infections, and cancer.