Stevia is a plant that is very sweet tasing and it is used for sweetening the food instead of sugar. The plant is found in South America. The leaves of this plant are used in tea, soft drinks and medicines. It is a very good substitute for sugar so it is very beneficial for people who have high blood sugar. Such people can add stevia to the food instead of sugar. Stevia does not increase the blood glucose levels. This property makes it very useful for people who are on controlled diet. Stevia does not have any calories so it is very useful for people who are trying to lose weight. Following are some sweet facts about stevia.