swerve confectioners sweetener (48 oz): the ultimate sugar replacement swerve the secret to swerve’s zero-calorie sweetness is a combination of erythritol and oligosaccharides. erythritol is made by fermenting glucose with moniliella pollinis, a natural microorganism, similar to fermentation processes that occur in breweries. erythritol also naturally occurs in many fruits and vegetables like melons, grapes and asparagus, and the fda classifies it as a zero-calorie, 4-carbon sugar alcohol that does not affect blood glucose. oligosaccharides are sweet, non-digestible carbohydrates sourced from select fruits and starchy root vegetables. oligosaccharides are prebiotic fibers, so they’re not only tasty, but they can help multiply beneficial gut bacteria. swerve sources the highest quality raw materials available. cup-for-cup, swerve replaces sugar in all of your recipes. if you need a half cup of sugar, simply replace with a half cup of swerve. and you won’t get any bitter aftertaste that many people associate with high intensity sweeteners like stevia and monkfruit.