Myconatur's stevia has been formulated with the premise of seeking the highest quality and purity. Its GSR is 97%, when the minimum recommended by EFSA is 95%. Each pill box contains 300 tablets and one tablet is equivalent to one teaspoon of white sugar (2-3 grams).Ingredients:Bulking agent Erythritol, Dextrato, Steviol Glycosides, Cellulose, Croscamellose and L-Leucine.Gluten, lactose and GMO free. Store in a cool, dry place away from sunlight.