Is Special K Cereal Sweetened? A Detailed Look at the Ingredients
                                
                                
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                                    4 min read                                
                            
                                According to Kellogg's official website, the original Special K cereal contains sugar as an added ingredient. This definitively answers the question, 'Is Special K cereal sweetened?' However, the amount and type of sweetening vary significantly across different Special K product lines, from the lightly sweetened original flakes to more indulgent, flavored varieties.