What Nutrients Do Sulfites Destroy? An Overview
                                
                                
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                                    4 min read                                
                            
                                According to the U.S. Food and Drug Administration (FDA), sulfites are prohibited from use on foods that are important sources of thiamin, because sulfites destroy this essential B vitamin. This critical fact highlights the direct impact of sulfites on nutrient content and raises important questions about their effect on our diet.