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How soon does breast milk need to be refrigerated?

Understanding Breast Milk Storage Guidelines
Breastfeeding mothers often have questions about how to properly store expressed breast milk to ensure its safety and nutritional quality. The guidelines for breast milk storage are crucial for maintaining the health of infants, as improperly stored milk can lead to spoilage and potential health risks.
Room Temperature Storage
Freshly expressed breast milk can be safely stored at room temperature (77°F or colder) for up to four hours. This timeframe allows mothers some flexibility when they are on the go or when immediate refrigeration isn’t possible. However, it’s important to note that the quality of the milk diminishes over time, so it’s best to refrigerate it as soon as possible if it won’t be used within that window.
Refrigeration Guidelines
Once expressed, breast milk can be stored in the refrigerator for up to four days. To ensure optimal safety, the refrigerator should be maintained at a temperature of 40°F or below. This temperature helps to inhibit the growth of bacteria and preserves the milk’s nutritional properties. For mothers who plan to use the milk within a day, it’s advisable to consume it within 24 hours for the best quality.
Freezing Breast Milk
For longer storage, breast milk can be frozen. When frozen, it can last for six months or longer, depending on the freezer’s temperature, which should be 0°F or below. Proper storage containers are essential; mothers should avoid using disposable bottle liners or non-breast milk-specific plastic bags.
Thawing and Reusing
When it comes to thawing, mothers should be aware that once breast milk is thawed, it can be safely used for up to 24 hours. The countdown begins once the milk is completely thawed, not from the moment it is removed from the freezer. This is particularly important for mothers who may want to prepare milk in advance for later use.
Conclusion
In summary, freshly expressed breast milk should ideally be refrigerated as soon as possible, with a maximum storage time of four days in the fridge and four hours at room temperature. For longer-term storage, freezing is a viable option, allowing for preservation of the milk’s quality and safety. By following these guidelines, mothers can ensure that their infants receive the best nutrition possible while minimizing health risks.

What is the 120 pumping rule?

The first 12 weeks of your breastfeeding journey requires frequent breastmilk removal, stimulating healthy milk production. Studies show moms who exclusively pump for a minimum of 120 minutes per day can make enough to feed their babies primarily breastmilk.

Can you refrigerate 3 hour old breast milk?

Any remaining breast milk left in a bottle after your baby is finished with a feeding should be used within 2 hours—or, if quickly refrigerated, used for the next feeding. You can always thaw an extra container if needed. Refrigerate or chill milk right after it is expressed.

How long can milk sit out for a baby?

Type of Breast Milk or Formula Place and Temperature
Freshly expressed or pumped breast milk Up to 4 hours Up to 4 days
Thawed breast milk from freezer Up to 2 hours Up to 24 hours
Prepared infant formula Up to 2 hours after preparing (1 hour if your baby has already started feeding) Up to 24 hours

What is the 5 5 5 rule for breast milk?

Something I recommend to moms is the 5-5-5 rule. Try and use milk within five hours at room temperature, five days in the fridge, and by five months in the freezer.

Can I mix morning and evening breast milk?

If you pump or hand express your breast milk at different times, you wonder if you can mix breast milk from different days into one storage container. Most of the time, combining breast milk is acceptable unless you have a preterm baby or you’re in an unclean environment.

What if I forgot to put my breast milk in the fridge?

Room temperature: If the temperature is more than 78.8 F, freshly expressed breast milk can be kept at room temperature for up to 4 hours. Insulated cooler: With ice packs inside, breast milk can be kept for 1 day.

How long can breast milk sit out before refrigerating?

Freshly expressed or pumped milk can be stored: At room temperature (77°F or colder) for up to 4 hours. In the refrigerator for up to 4 days. In the freezer for about 6 months is best; up to 12 months is acceptable.

How long is breast milk good for after thawing?

Using thawed breastmilk
Milk thawed in the refrigerator must be used within 24 hours. Milk thawed to room temperature or warmer should ideally be used in 1 to 2 hours. If your baby didn’t finish the bottle, the leftover breastmilk can still be used within 2 hours after the baby is done feeding.

Do you have to put breast milk in the fridge right away?

Breastmilk lasts for up to 8 hours in room temperature. It lasts up to 48 hours in the fridge, and up to 3 months in the freezer. Once expressed from the breast, if the milk is not used up that day, it should be put in the fridge within a few hours.

What happens if you don’t pump for 8 hours?

If you don’t pump or breastfeed for 8 hours, you may experience breast engorgement or some discomfort. If you’re exclusively pumping or you’re away from your baby for a period of time, it’s recommended to pump as frequently as your baby would feed to avoid discomfort and maintain milk supply.

Natasha Lunn

Tash is an IBCLC and Business Coach helping fellow IBCLCs create fun, profitable businesses that are more than just an expensive hobby. Before becoming an IBCLC and starting her private practice - The Boobala, Tash graduated as an Osteopath in 2008 and has been in Private Practice in South West Sydney. She was also a volunteer Breastfeeding Counsellor and Community Educator with the Australian Breastfeeding Association for 6 years. Through her business, Your Lactation Biz, Tash coaches and creates products to help new and seasoned IBCLCs build businesses that suit their personality and lifestyle.

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