Do Mayonnaise and Mustard Have Carbs?
                                
                                
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                                    2 min read                                
                            
                                According to nutritional data, most standard mayonnaise and mustard varieties contain very few carbohydrates, if any, per serving. This is great news for those watching their carb intake, but the devil is in the details, so always check the label to see if mayonnaise and mustard have carbs and added sugars.