NOW&ampreg; BetterStevia&amptrade; is a zero-calorie, low glycemic, natural sweetener that makes a perfectly healthy substitute for table sugar and artificial sweeteners. Unlike chemical sweeteners, NOW&ampreg; BetterStevia&amptrade; contains pure Stevia extract. NOW Foods takes special measures to preserve Stevia's natural qualities in this unique, pure, better-tasting Stevia. Read more about Stevia from Your Health Professor. Stevia Rebaudiana FAQs