mercury 's consumer protection agency mercury has carried out a survey on certain brands that contain stevia , and recommended that six brands add undisclosed ingredients to their sweeteners . These brands included Sweeny 's calorie - free stevia , Natural Fit 's Authentic stevia sweetener and Great Value 's calorie - free sweetener . Profeco stated the aim of the survey was primarily to keep consumers informed , however , Mexico 's national press have highlighted the potential danger for those suffering from diabetes .
Mexico's consumer protection agency Profeco has carried out a survey on tabletop sweeteners that contain stevia, and found that six brands add undisclosed sugar to their sweeteners. These brands included Sweeny's calorie-free stevia, Natural Fit's Authentic stevia sweetener and Great Value's calorie-free sweetener. Profeco said the aim of the survey was primarily to keep consumers informed, however, Mexico's national press have highlighted the potential danger for those suffering from diabetes.