How long does baby formula, liquid concentrate or ready-to-feed last?
Quick answer
Baby formula, liquid concentrate or ready-to-feed keeps 2 days in the fridge.
Fridge
After opening
2days
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 baby formula, liquid concentrate or ready-to-feed last in the fridge?
- Opened2 daysAfter opening
Your fridge should be set between 0 and 5°C.
Refrigerators should be set to maintain a temperature of 40 °F or below.
Can you freeze baby formula, liquid concentrate or ready-to-feed?
Can you refreeze baby formula, liquid concentrate or ready-to-feed?
- In the United KingdomOnly after cooking
- In the United StatesYes
You can freeze food again once cooked, but you’ll only be able to reheat it once after that
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.
Can baby formula, liquid concentrate or ready-to-feed be kept out of the fridge?
Official sources give no room-temperature (cupboard) storage time for baby formula, liquid concentrate or ready-to-feed.
Frequently asked questions
How long does baby formula, liquid concentrate or ready-to-feed last in the fridge?
Opened: 2 days.
Can you refreeze baby formula, liquid concentrate or ready-to-feed?
In the United Kingdom: Only after cooking; In the United States: Yes.
Can baby formula, liquid concentrate or ready-to-feed be kept out of the fridge?
Official sources give no room-temperature (cupboard) storage time for baby formula, liquid concentrate or ready-to-feed.
Sources
We always show the most cautious time among official sources. Last checked: 1 October 2026.