Higher nature zylosweet 500g zylosweet contains the natural alternative to sugar xylitol it tastes like sugar but has 40 fewer calories one teaspoon supplies 96 calories so its ideal as part of a weight management programme used to sweeten drinks desserts and cooking zylosweet has a low glycaemic index gi so it has minimal impact on blood glucose levels xylitol can safely be used by diabetics it may also help maintain teeth free of decay when first using zylosweet increase