Table of Condiments
Its pretty obvious when your tomatoes have turned, but how can you tell if your ketchup's gone bad? Take a tour of the refrigerator to find out just how long your mustard and mayo can stay on the shelf.
Ketchup:
Unopened: 1 year
Opened: 1 month in the pantry, longer in the fridge.
Reviewed by Brunilda Nazario, MD on October 20, 2008
This tool does not provide medical advice. See additional information: 
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