Best Practices for Storing Pumped Breast Milk

As a new mom, one of the things that comes to mind is how to store pumped breast milk. Breast milk contains nutrients and antibodies that are essential for your baby’s growth and development. Therefore, it is crucial to understand how you can safely store it.

Why Store Pumped Breast Milk?

Storing pumped breast milk has numerous benefits for both you and your baby. Firstly, pumping allows you to go back to work or attend other commitments while still providing your baby with breast milk. Secondly, storing breastmilk means that someone else can feed the baby if need be.

The Guidelines

Before storing your pumped breast milk, there are guidelines that you should follow. Here are some recommendations from experts:

– Always wash your hands before expressing or handling the breastmilk.
– Use clean containers specifically designed for storing expressed human milk. You can use plastic bottles or bags made of polyethylene.
– Label each container with the date when the expression took place.
– Keep in mind that freshly expressed milk can stay at room temperature (25 degrees Celsius) for up to six hours.

How Long Can You Store It?

The length of time breastfeeding mothers can store their expressed milk depends on several factors such as storage conditions and whether they have followed proper hygiene practices during pumping.

If stored in a refrigerator with a temperature range of 0 degrees Celsius – 4 degrees Celsius (32F – 39F), it may last up 5 days after being expressed.

If frozen at temperatures below -18C (0F), then it could last between three months up until six months depending on who much lipase enzyme is present in the mother’s body

Thawing Frozen Breast Milk

When thawing frozen breastmilk one option is placing them overnight inside fridge which will allow slow thawing process without breaking down the milk’s nutritional composition

Another option is placing the frozen sachet/bottle in warm water for a few minutes, or running it under warm tap water. Do not use boiling or microwaved water to thaw as these will break down nutrients and may create hot spots that can harm your baby.


Storing pumped breast milk has many benefits, but it is important to follow guidelines to ensure that the milk remains safe for your baby’s consumption. By following these tips, you can successfully store and preserve this precious liquid gold!

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