Originally used by the Cherokee Indians as a tea to remedy kidney ailments, hydrangea is valued as a diuretic and is still recognized for its effect on maintaining kidney health, which is vital for filtering the blood and removing waste. Hydrangea is also a natural source of minerals including calcium, iron, magnesium, phosphorus, potassium, selenium, and zinc.* Hydrangea promotes prostate and urinary tract health. Its diuretic effect encourages proper urine flow and healthy kidney functioning. Hydrangea stimulates the kidneys to release retained fluid and aids against the formation obstructions that could block urine flow. Some suggest that hydrangea may also be beneficial for relieving backache associated with kidney problems.*