NOW; Foods Erythritol 100% Pure Natural Sweetener-1 lb-Bag 
From the Manufacturers Label: Pleasant-Tasting Natural Sweetener Great for Reduced-Calorie and Sugar-Free Recipes Zero Calories Erythritol is a naturally-occurring sugar alcohol derived from a corn source and is naturally found in small amounts in various plants, fruits and fungi, including mushrooms. Manufactured by NOW Foods.