Stevia is a perennial herb originating from South America (Paraguay). South-American Indians have used Stevia as a sweetener and in traditional medicine for a long time.
High occurence of obesity and diabetes is a big problem of developed countries so low-calorie sweeteners are in a center of interest. Stevia extract or its isolated compound have been used in Asian countries for many years.
In European Union was stevia use in food industry permitted in 2011. Stevia is highly popular now.
Besides zero-calorie content, stevia has also antidiabetic properties so its use is by diabetics is exceptionally suitable.