How long do mustard, soy sauce and vinegar last?
Mustard, soy sauce and vinegar keep 1 year in the fridge once opened and 1–2 years in the pantry, according to USDA FoodKeeper.
Quick answer
Storage times by type
| Type | Fridge | Freezer | Pantry |
|---|---|---|---|
| Mustard |
| — |
|
| USDA tips: Pantry: 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. | |||
| Soy sauce or teriyaki sauce |
| — |
|
| USDA tips: Pantry: Refrigeration ensures that commercial sauces and condiments stay fresh for a longer period of time. Shelf-stable commercial soy sauce and teriyaki sauce are 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. | |||
| Hoisin sauce |
| — |
|
| Oyster sauce |
| — |
|
| Vinegar | — | — |
|
| Apple cider vinegar | — | — |
|
| Balsamic vinegar |
| — |
|
Also covers: mustard, soy sauce, teriyaki sauce, hoisin sauce, oyster sauce, fish sauce, vinegar, apple cider vinegar, balsamic vinegar.
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Get early accessThese are general guidelines from the USDA’s FoodKeeper data for food stored at safe temperatures: fridge at 40°F (4°C) or below, freezer at 0°F (−18°C). Freezer times are for best quality; food kept constantly frozen at 0°F stays safe longer. Always check the package and the food itself. When in doubt, throw it out. Shelf Shepherd isn’t affiliated with or endorsed by the USDA.
Source: USDA FSIS FoodKeeper data. Last reviewed November 5, 2026.