The leaves are a powerful diuretic, treating urinary disorders and fluid retention without depleting body potassium as much as other diuretics. They detoxify the blood, so are given for acne and eczema. The white sap treats warts and corns. The roots reduces inflammation and is an important liver stimulant used for jaundice, gallstones, and rheumatic joints. The roots yeild a magenta dye.
Animal studies show that dandelion does have diuretic action.
Diuretics may help releive the bloated feeling of premenstual syndrome. Try some before your period and see if it works for you. High blood pressure is a serious condition requiring professional treatment. Use dandelion in consultation with your physician. Dandelion might be appropriate in conjunction with other medications and therapies prescribed.