D-Mannose is a simple sugar that occurs naturally in some plants, including cranberries. Although small amounts of D-Mannose are metabolized by the human body, much of it is rapidly excreted in the urine. In the bladder, D-Mannose may adhere to undesirable foreign substances, preventing them from sticking to the lining of the bladder. Each teaspoon contains: D-Mannose   2000 mg Non-Medicinal Ingredients: None.   Adult Women Dosage: Take 1 teaspoon (2 g) once daily. Mix product well in 1-2 cups of liquid (water, juice, etc.) immediately before consumption. Store in a cool, dry place.