What is Xylitol? BULK POWDERS™ Xylitol is a natural, great-tasting, sugar-free sweetener that provides the perfect alternative to regular sugar & other synthetic sweeteners. Xylitol powder contains Approx. 40% less calories than sugar, making it a healthy choice – particularly for diabetics or anyone on a diet. Xylitol has a Glycemic Index (GI) value of only 7; versus that of regular table sugar at 65 -100. The Glycemic Index indicates how quickly a food can increase blood