Neutralizes plaque germs around the gum line. Kill bacteria that cause plaque, gingivitis, and bad breath, our alcohol-free gum care mouth wash is proven to: Reduce early signs of gum disease, including bleeding gums. Reduce gum inflammation. Kill germs clean the whole mouth. If you are not satisfied with your results, crest will refund your purchase. Simply return your receipt and copy of bottle UPC within 60 days of purchase. Call 1-877-769-8794 for more information. In some cases, antimicrobial rinses may cause surface staining to teeth. This is not permanent or harmful, and may be prevented by adequate brushing or removed at your net dental visit. www.crest.com. www.pg.com.