Yes, the NutriBullet can be used to grind coffee beans, and many users find it an effective option for this purpose. It is equipped with powerful blades that can easily pulverize the beans to the desired consistency, whether you prefer a coarse grind for a French press or a finer grind for espresso. It is advisable to use a lower speed setting initially and pulse the NutriBullet to ensure that the beans do not become overly fine or heat up too much, which can impact the flavor. It is important to note that if the NutriBullet's main blending container is used for grinding coffee, it may retain some flavor, which could affect the taste of smoothies or other beverages prepared afterward. For best results, it may be useful to dedicate a separate container for grinding coffee. For further details, it might be beneficial to check the current information on the NutriBullet website.