D-mannose is a naturally occurring simple sugar that your body utilizes to help cleanse the urinary tract and maintain a healthy bladder lining.* It?s metabolized only in small amounts with excess amounts rapidly excreted in urine so it won?t interfere with healthy blood sugar regulation.* Clinical studies have demonstrated that when taken regularly D-mannose promotes normal urinary tract function by cleansing and maintaining the health of the bladder lining.*