How Long Does Ketchup Last?
Quick Answer
Ketchup lasts 1 year when unopened. Once opened, it should be used within 1 month.
Shelf Life by Storage Condition
| Storage Condition | Duration |
|---|---|
| Pantry (Unopened) | 1 year |
| Pantry (Opened) | 1 month |
| Refrigerator (Unopened) | 1 year |
| Refrigerator (Opened) | 1 month |
| Freezer | Not applicable |
How to Tell If It Has Gone Bad
- Off or sour smell
- Change in color (darkening or discoloration)
- Mold growth on surface or inside cap
- Change in texture (separation or thickening)
Proper Storage Tips
- Store unopened ketchup in a cool, dry pantry away from direct sunlight.
- Refrigerate ketchup promptly after opening to maintain quality.
- Keep the cap tightly closed to prevent contamination and spoilage.
Risks of Using Expired Ketchup
Consuming expired ketchup can lead to gastrointestinal discomfort due to bacterial growth or mold contamination. While ketchup's acidity inhibits many pathogens, spoiled product may cause foodborne illness or allergic reactions in sensitive individuals.
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Frequently Asked Questions
How long does Ketchup last?
Unopened ketchup lasts about 1 year in the pantry or refrigerator, while opened ketchup should be used within 1 month when refrigerated.
Does Ketchup expire?
Yes, ketchup can expire. While its acidity helps preserve it, over time it can lose quality and become unsafe to consume.
How can you tell if Ketchup has gone bad?
Signs include an off or sour smell, mold growth, discoloration, and changes in texture such as separation or thickening.