Stevia is an herbal sweetener often used to replace sugar in foods and beverages. It is usually produced as an extract, but it also available as a dietary supplement. This herb has no calories and it does not raise blood sugar levels. MayoClinic.com states that in 2008, the U.S. Food and Drug Administration or FDA announced that stevia, an artificial no-calorie sweetener, is generally safe in moderate doses. The FDA approved the use of stevia in foods and beverages. Side effects are generally mild, but it is important to check with a physician before taking any herbs or supplements.
Gastrointestinal Problems
People who consume stevia sweetener in their foods and beverages may experience gastrointestinal problems. The Memorial Sloan-Kettering Cancer Center reports that the stevia extract can cause mild nausea, stomach upset or bloating. The gastrointestinal problems typically improve with continued use.
Low Blood Pressure
The MayoClinic.com states that a small number of people may experience a sudden drop in blood pressure or hypotension when they consume stevia. People who take blood pressure medications are especially susceptible to a sharp decrease in blood pressure due to a negative drug and sweetener interaction. Symptoms of low blood pressure may include weakness, fatigue, dizziness, blurred vision, nausea, thirst and respiratory distress, according to the MayoClinic.com. If left untreated, low blood pressure can lead to heart problems and brain damage.
Hypoglycemia
Diabetics that use stevia sweeteners in their food and beverages are at risk for experiencing hypoglycemia or low blood glucose levels, according to MayoClinic.com. Hypoglycemia is described as a sudden and noticeable drop in blood sugar. According to the National Diabetes Clearinghouse Information Center, symptoms of hypoglycemia may include confusion, double vision, blurred vision, heart palpitations, sweating and/or loss of consciousness. If left untreated, hypoglycemia may result in seizures or in severe cases death.
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