How Long Does Mustard Last?

Source: USDA FoodKeeper Dataset
Storage MethodDuration
🍳 Pantry365–730 days

How to Make It Last Longer

Refrigeration ensures that commercial sauces and condiments stay fresh for a longer period of time. Shelf-stable commercial mustard is safe when stored at room temperature after opening. Quality, not safety, is the reason the labels on these products suggest that they be refrigerated after opening.

Food Storage Rankings

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Data source: USDA FSIS FoodKeeper Dataset (data.gov).

Note: These are guidelines for quality, not safety. Food stored continuously frozen at 0°F is safe indefinitely, though quality deteriorates over time.

Page generated: 2026-03-28