What Color is 2% Milk Top? A Guide to Dairy Aisle Caps
                                
                                
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                                    4 min read                                
                            
                                While milk itself is naturally white, a universal color-coding system is often used for the caps to distinguish different fat percentages. In the United States, the overwhelming majority of brands use a distinctively blue cap to indicate 2% milk, making it a familiar sight for most shoppers. This color standard, however, is not a federal requirement and can vary by brand and region, leading to occasional confusion.