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Does breast milk strengthen immune system?

The Role of Breast Milk in Strengthening the Immune System
Breast milk is often heralded as the gold standard for infant nutrition, but its benefits extend far beyond mere sustenance. Recent research underscores its critical role in strengthening the immune system of newborns, providing a multifaceted approach to disease protection and immune development.
Immune Components in Breast Milk
Breast milk is a complex fluid rich in bioactive molecules, including immune cells, cytokines, and various nutrients that play pivotal roles in shaping the infant’s immune response. These components work synergistically to protect against infections and promote healthy immune maturation. For instance, breast milk contains non-immune and immune cells that actively contribute to the infant’s defense mechanisms, helping to establish a robust immune system from the very beginning of life.
One of the most significant aspects of breast milk is its ability to provide passive immunity. This is achieved through the transfer of maternal antibodies, particularly immunoglobulin A (IgA), which coats the infant’s gut and helps prevent pathogens from entering the bloodstream. This protective layer is crucial during the early months when the infant’s immune system is still developing.
Bioactive Molecules and Immune Programming
Beyond antibodies, breast milk is teeming with bioactive molecules that influence the immune system’s development. These include cytokines and chemokines, which are signaling proteins that help regulate immune responses and inflammation. The presence of these molecules not only aids in immediate protection against infections but also contributes to the long-term programming of the immune system, potentially reducing the risk of allergies and autoimmune diseases later in life.
Moreover, breast milk fosters the establishment of a healthy gut microbiome, which is essential for immune function. The act of breastfeeding introduces beneficial bacteria to the infant’s gut, promoting a balanced microbiota that is crucial for immune health. This early colonization is vital as it helps train the immune system to distinguish between harmful pathogens and benign substances.
Long-Term Health Implications
The implications of breastfeeding on immune health extend beyond infancy. Studies suggest that the benefits of breastfeeding can lead to long-lasting immunity, potentially influencing health outcomes throughout a person’s life. Infants who are breastfed are often found to have lower rates of infections, allergies, and chronic conditions later in childhood and adulthood, highlighting the importance of breast milk in establishing a strong foundation for lifelong health.
Conclusion
In summary, breast milk is not just a source of nutrition; it is a powerful ally in the development of an infant’s immune system. Through its rich array of immune components and bioactive molecules, breast milk provides essential protection against infections and plays a crucial role in shaping the immune landscape of newborns. As research continues to unveil the complexities of breast milk, its significance in promoting health and preventing disease becomes increasingly clear, reinforcing the recommendation for exclusive breastfeeding during the first six months of life.

Do babies get antibodies from pumped milk?

Babies who feed exclusively on pumped milk do not get the benefit of a feedback loop between their body and the breast milk. However, they do still gain access to a well-designed food that is rich in healthful fats and antibodies.

Is breast milk good for the immune system?

In addition to provide nutrients, breast milk is rich in microbiota and non-immune and also immune components to ensure the infant protection against numerous diseases and support maturation of the developing immune system of an infant (5, 6).

Do breastfed children have better immunity?

In addition to stimulating the development of infants’ immune systems, mother’s milk also helps infants fight off more run-of-the-mill ailments. “Breastfeeding is healthier, in general, than feeding formula, when one thinks about immune protection,” Stephensen said.

Does drinking your own breastmilk have benefits?

“While human breast milk is nutritious and beneficial for infants, consuming it as an adult may not provide the same nutritional benefits and could potentially expose the consumer to health risks.”

Are breastfed babies less likely to get RSV?

Infants receiving (exclusive or partial) maternal milk had lower risk of RSV bronchiolitis. Partial breastfeeding reduces risk of hospitalisation.

Is breast milk good for sick adults?

People with compromised immune systems: Although it’s more rate, sometimes cancer patients, organ transplant recipients, and people with infectious diseases use donated breast milk to strengthen their immune systems.

Are breastfeeding mothers less likely to get sick?

Breastfeeding has health benefits for both babies and mothers. Breast milk provides a baby with ideal nutrition and supports growth and development. Breastfeeding can also help protect baby and mom against certain illnesses and diseases.

Do breastfed babies actually get sick less?

Breastfed babies have fewer infections and hospitalizations than formula-fed infants. During breastfeeding, antibodies and other germ-fighting factors pass from a mother to her baby and strengthen the immune system. This helps lower a baby’s chances of getting many infections, including: ear infections.

Can breast milk fight off a cold?

When you’re sick, your breast milk will develop antibodies against the illness, as well as white blood cells, stem cells and protective enzymes. These will all help fight the infection and protect your baby… far better than anything else could.

Do breastfed babies recover from colds faster?

On the contrary, your milk is a powerful medicine that can help your little one recover more quickly! When your baby is sick, your milk may actually change its composition in response to the baby’s saliva, providing even more of the beneficial compounds babies need to get well.

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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