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Are breast milk storage bags sterile?

Are Breast Milk Storage Bags Sterile?
When it comes to storing breast milk, the safety and sterility of the storage method are paramount for the health of infants. Breast milk storage bags are specifically designed to be hygienic and safe for this purpose.
Sterility of Storage Bags
Most commercially available breast milk storage bags are indeed sterile when they are packaged. This means that they are free from harmful bacteria and pathogens at the time of use. For instance, brands like Medela emphasize that their storage bags are hygienic and convenient, ensuring that they do not introduce bacteria into the milk. Additionally, some sources confirm that these bags are made from materials that do not leach harmful substances into the milk, further ensuring safety.
Best Practices for Use
While the bags are sterile upon opening, it is crucial for users to handle them properly to maintain their sterility. The Centers for Disease Control and Prevention (CDC) provides guidelines on how to prepare and store expressed breast milk safely, which includes using sterile containers. It is recommended to wash hands thoroughly before handling the bags and to avoid touching the inside of the bag or the area where the milk will be stored.
Storage Conditions
The effectiveness of breast milk storage bags also depends on how they are used. Fresh breast milk retains the most anti-infective properties, while refrigerated and frozen milk has progressively fewer. Therefore, it is essential to follow proper storage guidelines, such as freezing milk promptly and using the bags within recommended time frames to ensure the milk remains safe for consumption.
Conclusion
In summary, breast milk storage bags are designed to be sterile and safe for storing expressed milk. However, maintaining that sterility relies heavily on proper handling and storage practices. By following recommended guidelines, parents can ensure that their stored breast milk remains safe and nutritious for their babies.

Is it OK to reuse breast milk storage bags?

From a strictly health perspective, we would recommend that milk storage bags be used just once. This is because a reused storage bag could pose a possible bacteria risk to babies due to hygiene reasons. However, storage bags, when sterilized properly in hot water, can be used more than once.

Can I use breast milk storage bags for baby food?

Freezer or Breast Milk Storage Bags – Freezer-safe, zip-top bags or breast milk storage bags are an alternative to containers and ice cube trays. Portion the baby food into individual servings, remove as much air as possible, seal tightly, and lay flat to freeze.

Do I need to sterilize breast milk storage bags?

Bags should be presterilized if you’re buying plastic single use breast milk storage bags. If you’re using reusable bags (silicone etc) or different storage containers, then you may need to sterilize before use and wash or sterilize between uses. Pump parts can be washed with hot soapy water or sterilized between uses.

Are milk storage bags sterile?

Pre-sterilised for ease and safety Closer to Nature® milk storage bags are pre-sterilised, allowing mum to pour expressed milk directly into the bags without the need for sterilising in advance.

Is breast milk always sterile?

Breastmilk is not sterile, but you do not want to introduce “outside” bacteria when getting ready to pump, during pumping, or when storing milk or transporting it to the NICU. Always wash and rinse your hands thoroughly before handling any clean pump parts, your breasts, or the milk collection bottles or containers.

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.

Are breast milk storage bags safe?

Use breast milk storage bags or clean, food-grade containers to store expressed breast milk. Make sure the containers are made of glass or plastic and have tight fitting lids. Never store breast milk in disposable bottle liners or plastic bags that are not intended for storing breast milk.

What is the alternative to breast milk storage bags?

Glass is the first choice for breast milk storage. It preserves the components of milk the best. But glass breaks, so keep in mind that some daycare centers won’t allow it. Hard-sided plastic containers are the second-choice alternative for breast milk storage.

Is it better to store breast milk in bags or bottles?

Clean food-grade containers or unused breastmilk storage bags are the best storage containers for human milk, especially if it’s to be frozen and stored for weeks or months. Don’t use bottles with the recycle symbol number 7. This means that the container may be made of a plastic that has the chemical BPA.

Why can’t you reuse breast milk bags?

From a strictly health perspective, we would recommend that milk storage bags be used just once. This is because a reused storage bag could pose a possible bacteria risk to babies due to hygiene reasons. However, storage bags, when sterilized properly in hot water, can be used more than once.

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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