Monk fruit sweetener is a natural, zero-calorie sweetener derived from the monk fruit, known for its intense sweetness from mogrosides. It does not naturally contain xylitol, but many commercial products blend monk fruit extract with sugar alcohols like erythritol or sometimes xylitol to improve taste and texture. This article clarifies the differences, health benefits, and considerations of monk fruit sweetener and xylitol, helping consumers make informed choices.