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Can you pass bacterial through breast milk?

Understanding Bacterial Transmission Through Breast Milk
The question of whether bacteria can be transmitted through breast milk is complex and nuanced. While breast milk is widely recognized for its numerous health benefits for infants, including the provision of essential nutrients and immune support, the potential for bacterial transmission raises important considerations for new mothers and healthcare providers.
Bacterial Presence in Breast Milk
Research indicates that human breast milk contains a diverse array of bacteria, which are part of the natural microbiome. These bacteria, along with extracellular vesicles released by them, may play a crucial role in establishing beneficial bacterial populations in an infant’s gut, contributing to their overall health and immune development. This microbial presence is generally considered beneficial, as it helps to colonize the infant’s digestive system with healthy bacteria.
Transmission of Pathogenic Bacteria
Despite the presence of beneficial bacteria, the transmission of pathogenic bacteria through breast milk is a concern. In general, there is no evidence that common bacterial infections, such as those caused by Escherichia coli, can be transmitted through breast milk. This means that conditions like colds or flu, which may affect the mother, do not pose a risk of passing the illness to the infant via breastfeeding.
However, there are exceptions. Certain serious infections can be transmitted through breast milk, particularly in cases involving preterm infants or when the mother has specific infections. For instance, there have been documented cases of late-onset neonatal sepsis linked to breast milk in vulnerable infants. This highlights the importance of monitoring maternal health and discussing any potential risks with healthcare providers.
Guidelines for Breastfeeding with Maternal Infections
When a mother is ill, the general recommendation is to continue breastfeeding, as the benefits of breast milk often outweigh the risks. However, if a mother has a known transmissible infection, such as HIV or cytomegalovirus (CMV), specific guidelines may advise against breastfeeding to protect the infant. In such cases, healthcare professionals typically provide tailored advice based on the mother’s health status and the nature of the infection.
Conclusion
In summary, while breast milk is a vital source of nutrition and immune support for infants, the transmission of pathogenic bacteria through breast milk is generally not a concern for most common infections. However, specific circumstances, particularly involving serious infections or vulnerable infants, necessitate careful consideration and consultation with healthcare providers. The overarching message remains clear: breastfeeding is beneficial, and with appropriate medical guidance, mothers can navigate their health and breastfeeding practices effectively.

Can breast milk carry bacteria?

Breast milk is not sterile, so naturally there will be a little bacteria. Breast milk should have less than 104 microorganisms in fresh milk and less than 106 microorganisms in pasteurized milk.

Can a bacterial infection pass through breast milk?

Breast milk can occasionally transmit serious viral and bacterial infections to preterm infants. We present three cases of late-onset neonatal sepsis, including one that resulted in death, occurring in preterm infants. The likely source of the microorganisms in all three cases was expressed breast milk.

Can you get a bacterial infection from milk?

What kinds of harmful germs can raw milk contain? Raw milk can contain dangerous bacteria such as Salmonella, E. coli, Campylobacter, Staphylococcus aureus, Yersinia, Brucella, Coxiella and Listeria. H5N1 avian influenza (“bird flu”) virus has been found in raw milk from cows infected with H5N1 avian influenza virus.

What STDs can be passed through breast milk?

If you have HIV, do not breastfeed. You can pass the virus to your baby. In countries like the United States where clean water is available, using a breastmilk substitute like formula is recommended. If you have chlamydia, gonorrhea, or HPV, you can breastfeed your baby.

Can you get a bacterial infection in your breast?

Mastitis is painful inflammation in your breast tissue that can lead to a bacterial infection. Anyone can get mastitis. It’s most common in women and people assigned female at birth (AFAB) who breastfeed (chest feed).

What illnesses should you not breastfeed?

When Should I Not Breastfeed My Baby?

  • If the mother has been infected with HIV or has AIDS.
  • Many medications taken by the mother may pass onto the baby via breast milk.
  • Mothers with cancer who are taking cancer chemotherapy medications also cannot breastfeed their babies.

Can you pass illness through breast milk?

Of course, our top priority as mothers is protecting this new little life, and we would do anything for them. So, here is the good news. Your body has superpowers! Did you know that you cannot pass illnesses such as the cold, flu, fever, diarrhea, vomiting and even COVID through your breast milk?

How to know if breast milk has bacteria?

Breast milk can also turn pink if a bacteria called Serratia marcescens is present, although rare this bacteria can be extremely harmful to young babies.

What happens if a baby gets bacteria from a bottle?

If a small amount of bacteria is in something we drink, it isn’t a problem for our immune systems. But babies immune systems aren’t developed enough to fight off what we can. 99% chance she’ll be fine – but as someone who experience the 1%, be on the lookout.

What happens if baby drinks contaminated breast milk?

Based on research published on the Unair website, breast milk that is stored for a long time can be contaminated by various bacteria. One of them is E. coli. This bacteria can cause digestive tract infections such as diarrhea.

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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