A juice extractor comprises a body, a filtering apparatus, and a shattering apparatus. The body has an inner space. The filtering apparatus is disposed within the body and divides the inner space into a shattering chamber and a collecting chamber. The shattering apparatus is disposed within the shattering chamber and comprises at least a first cutting blade and a second cutting blade configured to shatter a comestible. The comestibles shattered by the first cutting blade can reach the second cutting blade and be shattered by the second cutting blade.