Do They Add Sugar to Mandarin Oranges? The Truth About Fresh vs. Canned
                                
                                
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                                    5 min read                                
                            
                                According to USDA data, fresh mandarin oranges naturally contain no added sugar. However, the presence of added sugar in mandarins depends entirely on their form: fresh mandarins are naturally sweet, while many canned versions are packed in sugary syrups.