As a health and nutrition expert with a background in biochemistry, I can provide you with an informed perspective on the safety of stevia.

Stevia is a natural, zero-calorie sweetener derived from the leaves of the Stevia rebaudiana plant. It has been used for centuries in South America and has gained popularity worldwide as a sugar substitute, especially for those looking to reduce their calorie intake or manage diabetes.

The safety of stevia has been a topic of interest for health professionals and consumers alike. According to the FDA (Food and Drug Administration), stevia is recognized as GRAS (Generally Recognized As Safe). This designation is based on a review of scientific procedures and published studies that have shown stevia to be safe for consumption.

However, as with any substance, individual reactions can vary. Some people may experience gastrointestinal issues such as bloating, nausea, or diarrhea when consuming stevia, particularly if consumed in large quantities. Additionally, while stevia is considered safe for most people, pregnant or nursing women, as well as those with specific health conditions, should consult with a healthcare professional before consuming stevia or any other sweeteners.

In conclusion, for the general population, stevia is considered a safe alternative to sugar. It's important to consume it in moderation as part of a balanced diet and to be aware of individual tolerance levels.

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Reb A is 200 times sweeter than sugar and does not raise blood sugar. Until December 2008, stevia and its derivatives could be sold in the U.S. only as dietary supplements, due to safety concerns. ... Bottom Line: The FDA considers Reb A a safe sugar substitute, but has not approved other forms of stevia.read more >>