Stevia extract does not contain any calories and is natural. However, the definition and labeling requirements for "pure natural" may vary from country to country. At the same time, stevia extract is also safe, and its safety has been comprehensively reviewed and scientifically proven by many international organizations, including the Joint FAO / WHO Expert Committee (JECFA) and the European Food Safety Authority (EFSA). Adding stevia extract to foods and beverages did not show any side effects or allergies.
Studies have shown that stevia extract does not affect blood sugar levels or interfere with insulin. Stevia extract does not contain any calories, which can provide diabetics with more flexible choices in terms of total calorie intake and help control weight. No matter how ingestion of stevia extract has no effect on GI. Stevia extract can also be used in a variety of foods and beverages, and the individual use and level of use may vary by country. When Stevia extract is used in combination with other sweeteners, it will have a synergistic effect.