Description SugarFree Gum Sweetened with 100% All Natural Xylitol Spry Dental Defense System™ Studies have repeatedly shown that the incorporation of xylitol – rich products in sufficient quantities ( 8 – 10 grams of xylitol ) into your daily routine, has substantial oral health benefits. A Complete Product Line Xlear, Inc. produces a line of Spry Dental Defense products including toothpaste, oral rinse, chewing gum and mints. When used regularly, Spry products provide a rich source of dental xylitol that has been shown in clinical studies to help reduce the occurrence of cavities and improve overall oral health.