How many calories does a Whataburger grilled chicken sandwich have? Full nutrition facts revealed
                                
                                
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                                    3 min read                                
                            
                                Clocking in at 430 calories, the standard Whataburger grilled chicken sandwich is often considered a lighter fast-food option. This figure is important for anyone watching their intake, but it doesn't tell the whole story of this menu item, which also boasts a high protein content.