Supports urinary tract health Provides antioxidant support Free of gluten, dairy, soy, and nuts Not only is cranberry a tart and tasty treat, but it also does good for you. Cranberries contain proanthocyanidins?a polyphenol with antioxidant properties, and D-mannose?a simple sugar and nutrient. Both proanthocyanidins and D-mannose prevent harmful bacteria from sticking to your urinary tract. Combining 400mg of cranberry concentrate and 1,000mg of D-mannose, The Vitamin Shoppe? brand Cranberry with D-Mannose capsules make a great support system for your urinary tract.