How to safely thaw and reheat breast milk
- Nina G
- Apr 1
- 1 min read
Updated: 6 days ago
Thawing Breast Milk Methods
In the fridge
leave breast milk in the refrigerator in a clean dry spot for 4-12 hours.
*This method preserves the essential nutrients the best
Can stay in the fridge for up to 24 hours.
Warm Water Bath
Submerge breast milk bottle in a bowl or basin of warm water that does't exceed 37.2ºC/98.96ºF
Do not allow water ingress
This method helps retain nutrients from breast milk
Under Warm Running Water
Hold bottle under warm running water up to 37.2ºC/98.96ºF
Do not allow water ingress
Bottle Warmer
Follow manufacturer's instructions
Always test the milk with a drop or two on the inside of your wrist
Reheating Breast Milk Methods
Water Bath
Same method as above
Keep submerged until desired temperature is reached
Bottle Warmer
Follow manufacturer's instructions
Always test the milk with a drop or two on the inside of your wrist
Warm Running Water
Same method as above
Guidelines
Avoid microwaves (can cause hotspots in the milk leading to potential burns) and boiling water (nutrient loss+overheating)
Always test temperature before giving to baby
Breast milk should never be heated beyond 40ºC/104ºF (destroy essential nutrients+beneficial bacteria)
DO NOT REHEAT TWICE
Discard leftovers - use within 2 hours of warmed/thawed breastmilk
Do not freeze breast milk after thawing
FAQs
Cold breast milk can be perfectly fine to feed to most full-term infants!
Thawed breast milk can be kept at room temp or 25ºC/77ºF for 4 hours
Refrigerated breast milk can be stored for up to 24 hours
4-4-4 Rule - 4 hours at room temp, 4 days in the fridge, 4 months in freezer
Read full article here:
https://www.womenshealthmag.com/uk/healthy-mums/a64340719/how-to-safely-thaw-and-reheat-breast-milk/
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