How Long Food Lasts

Shelf Stable Foods

Does cereal go bad?

Form

Fridge

-

Freezer

No known time

-

Pantry

6-12months

Refreeze after thawing in the fridge?

United States
Yes
United Kingdom
Only after cooking

Can you freeze cereal?

    Can you refreeze cereal?

    • In the United StatesYes
    • In the United KingdomOnly after cooking

    Food thawed in the refrigerator can be refrozen without cooking, although there may be some loss of quality.

    Foods thawed by the cold water method should be cooked before refreezing.

    After cooking raw foods which were previously frozen, it is safe to freeze the cooked foods.

    You can freeze food again once cooked, but you’ll only be able to reheat it once after that

    Can cereal be stored at room temperature?

    • Ready-to-eat6-12 months
    • Ready-to-eat, opened2-3 months
    • Cook before eating (oatmeal, etc.)12 months
    • Cook before eating (oatmeal, etc.), opened6-12 months

    All forms at a glance

    FormFridgeFreezerPantry
    Ready-to-eat--6-12 months
    Ready-to-eat, opened--2-3 months
    Cook before eating (oatmeal, etc.)--12 months
    Cook before eating (oatmeal, etc.), opened--6-12 months

    Frequently asked questions

    Can you refreeze cereal?

    In the United States: Yes; In the United Kingdom: Only after cooking.

    Sources

    We always show the most cautious time among official sources. Last verified: October 1, 2026.