How long does salad dressing last once opened?
Salad dressing (salad dressings, commercial, bottled, opened) keeps 1-3 months in the refrigerator.
Fridge
After opening
1-3months
Freezer
No known time
-
Pantry
No known time
-
Mine has been in the fridge for
Refreeze after thawing in the fridge?
- United States
- Yes
- United Kingdom
- Only after cooking
How long does salad dressing last in the refrigerator?
- Salad dressings, commercial, bottled, opened1-3 monthsAfter opening
Refrigerators should be set to maintain a temperature of 40 °F or below.
Your fridge should be set between 0 and 5°C.
Other forms
| Form | Fridge | Freezer | Pantry |
|---|---|---|---|
| Salad dressings, commercial, bottled | - | - | 10-12 months |
| Creamy | - | - | 6 months |
| Creamy, opened | 3-4 weeks | - | - |
| Vinaigrette,homemade | 2-3 weeks | - | - |
| Vinaigrette | - | - | 6 months |
| Vinaigrette, opened | 4 weeks | - | - |
| Dry,packaged | - | - | use-by date on package |
| Dry,packaged, opened | 4 weeks | - | - |
| Homemade, opened | 2 weeks | - | - |
| General guidance | - | - | - |
| General guidance, opened | - | - | - |
Sources
We always show the most cautious time among official sources. Last verified: October 1, 2026.
- FoodSafety.gov Cold Food Storage Chart US
- Food Standards Agency - consumer food hygiene guidance GB
- Carnegie Mellon University US
- Kansas State University Research and Extension US
- Oregon State University Extension US
- National Center for Home Food Preservation US
- North Dakota State University Extension US
- USDA FSIS FoodKeeper data US
- USDA FSIS Safe Food Handling and Preparation US