Stevia is a herbaceous plant. The stevioside powder of stevia leaves is 300 times sweeter than sugar. Zerocal stevia can be used as a sugar substitute. Stevia contains no aspartame, saccharin, or artificial sweeteners. Stevia contains no carbohydrates or calories. No bitterness after intake, suitable for any hot & cold beverage, cooking & baking. It also contains natural chemicals that kill bacteria and viruses