How Healthy Is Spicy Brown Mustard?
                                
                                
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                                    4 min read                                
                            
                                A teaspoon of spicy brown mustard typically contains just 3–5 calories and minimal fat. This makes spicy brown mustard a low-calorie flavor booster, but a closer look is needed to determine how truly healthy it is and what nutritional benefits or potential pitfalls are hiding in the jar.