How Long Food Lasts

Baby Food

How long does baby formula, prepared last?

Quick answer

Baby formula, prepared keeps 1 day in the refrigerator.

Fridge

After opening

1day

Freezer

No known time

-

Pantry

1hour

Mine has been in the fridge for

Refreeze after thawing in the fridge?

United States
Yes
United Kingdom
Only after cooking

How long does baby formula, prepared last in the refrigerator?

  • Opened1 dayAfter opening

Refrigerators should be set to maintain a temperature of 40 °F or below.

Your fridge should be set between 0 and 5°C.

Can you freeze baby formula, prepared?

    Can you refreeze baby formula, prepared?

    • 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 baby formula, prepared be stored at room temperature?

    • Opened1 hour

    Frequently asked questions

    How long does baby formula, prepared last in the refrigerator?

    Opened: 1 day.

    Can you refreeze baby formula, prepared?

    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.