Colostrum Benefits: A Functional Medicine Deep Dive Into Nature’s First Superfood

When it comes to providing the nutrients your baby needs, women’s bodies are extremely intelligent. Naturally ebbing and flowing, your body knows exactly what your baby needs during each stage of its life, transitioning your milk composition from colostrum to mature milk. Although the amount of colostrum produced is very small, its high nutrient content is second-to-none and easy for newborns to digest. In fact, it is often referred to as nature’s “first food,” “first milk,” or even “liquid gold,” and acts as a natural laxative helping the baby pass their first stool, known as meconium.

But recently, colostrum has gained popularity as a superfood for adults too due to its ability to lower inflammation, improve gut health, and boost the immune system. Let’s dive into how this works, what type of colostrum you should take, and exactly how it can help you experience these next-level benefits. 

What is colostrum?

As part of their natural milk supply, all mammals produce colostrum, not just humans. It is nature’s perfect design to give every newborn exactly what they need to thrive. Production of colostrum begins late in pregnancy and into the first few days after birth before transitioning to regular milk production. Colostrum contains everything from antibodies, white blood cells, growth factors, and more to give newborns the nutrients they need and extra protection from possible illness, including respiratory infections. 

What makes colostrum especially fascinating from a functional medicine perspective is that it acts almost like an intelligent communication system for the body. It doesn’t just provide nutrients — it delivers bioactive compounds that help regulate immune function, calm inflammation, and support cellular repair. Think of it as information for your immune system and gut lining, not just fuel.

One of the reasons I’ve become increasingly interested in colostrum in my clinical practice is because so many modern health issues can be traced back to inflammation and gut dysfunction. Whether someone is struggling with autoimmune symptoms, persistent bloating, fatigue, brain fog, or skin flare-ups, there’s often an underlying story involving intestinal permeability and immune imbalance. Colostrum has emerged as one of the most promising tools for supporting both.

The best type of colostrum for adults

While we see it is biologically necessary for newborns during breastfeeding, a lot of new research is coming out about the benefits of colostrum for adults throughout their whole life. No, you don’t need to buy breast milk online (yes, that is a thing!) Instead, you can buy supplements that are derived from bovine colostrum (colostrum from cows). Even though it is slightly lower in nutrients compared to human colostrum or human milk, it still contains immunoglobulin antibodies (igA), lactoferrin, and growth factors which support optimal health. (1)

While this may seem a little far-fetched to us today, adults have been using bovine colostrum for thousands of years, specifically in Ayurvedic medicine. And after all, bovine colostrum is simply a more nutrient-dense version of the cow’s milk we have been encouraged to drink for years – you know, to achieve strong bones and all that.

If this still seems a little bit outlandish, let’s geek out a bit and take a deeper look at all the exciting research on bovine colostrum benefits for adults, all of which I have seen firsthand with my functional medicine patients. And just maybe I’ll convince you to add it into your own wellness routine.

What are the benefits of adults taking colostrum?

Since colostrum is packed with so many nutrients, it’s no surprise that colostrum has been linked to numerous health benefits. From supporting your immune system to helping restore damaged gut lining, colostrum’s benefits can do wonders for your entire health. 

Reduces inflammation

Bovine colostrum has particularly high levels of lactoferrin. This powerful inflammation moderator actually rises in our bodies during times of increased inflammation by working to help lower the pro-inflammatory cytokine IL-6. (2) In fact, doctors test lactoferrin levels in patient’s stools to help diagnose C.diff, colitis, and inflammatory bowel disease (IBS). (3)

Facilitates gut healing

Years of unhealthy food, toxins, and stress can lead to leaky gut syndrome – a condition that results in damage to the intestinal lining. When this happens, undigested food particles and bacterial endotoxins known as lipopolysaccharides (LPS) “leak” into the bloodstream causing a cascade of inflammation which increases your likelihood of chronic health problems such as heart disease and autoimmune conditions. 

Lactoferrin in bovine colostrum acts as a prebiotic to stimulate the growth of good bacteria in the gut such as lactobacillus and Pediococcus acidilactici, while also inhibiting the growth of pathogenic bacteria like E. coli and salmonella. (4) It also has been shown to support health of the gastrointestinal tract by promoting cell growth (5) in the intestines. This helps to soothe inflammation and heal a damaged gut.

READ MORE: How To Heal Your Gut: A Functional Medicine Guide To Restoring Microbiome Health

Enhances recovery

The lactoferrin in bovine colostrum is a powerhouse for promoting muscle growth and healing due to its high amount of antioxidants and growth factors, including insulin like growth-factor-l (IGF-I). Studies show that bovine colostrum supplementation can reduce (6) oxidative stress and overall damage to muscles after exercise, making this a perfect supplement to support athletes. Additional studies (7) also showed that 8 weeks of bovine colostrum supplements increased lean muscle mass and athletic performance.

Strengthens immunity

Lactoferrin works to boost immune-balancing T-cells and increase natural white blood cells which help to regulate your body’s defense against pathogens. To look at lactoferrin’s effect on the immune system, researchers gave (8) oral lactoferrin to mice with suppressed immune systems due to chemotherapy and autoimmune conditions. They found that their immune systems were strengthened as well as their symptoms and overall state of their autoimmune condition.

An additional benefit is lactoferrin’s natural antifungal, antibacterial, and antiviral abilities. By binding to viral and bacterial cells, lactoferrin is able to inhibit pathogen growth (9) and prevent their entry into the body’s cell.

LISTEN: Myths & Truths About Pearl Powder, Colostrum, Cacao, Ashwagandha & Vitamin D (Ask Me Anything!)

How Much Colostrum Should You Take?

Is it good to take colostrum everyday? This is a question I’m often asked in my telehealth functional medicine clinic. The truth is, we have only seen the tip of the iceberg with bovine colostrum supplement benefits. With more buzz around colostrum on social media and in the news, there will undoubtedly be more research to examine and confirm the effects of adult supplementation and using colostrum for leaky gut, inflammation, immune support, or other conditions. 

Until more clinical trials are done, there is no recommended dosage or potential side effects for these dietary supplements, but in general daily supplementation is considered safe. However, it is best practice to consult with your doctor or primary health care provider for a personalized plan.

If you do want to start taking colostrum, it’s important to remember that not all colostrum supplements are created equal, though. Quality matters immensely. I always recommend looking for colostrum sourced from grass-fed, pasture-raised cows that are ethically treated and free from antibiotics and synthetic hormones. The timing of collection matters too — the highest-quality colostrum is typically harvested within the first 24 hours after the calf’s needs are fully met. This ensures the supplement remains rich in immunoglobulins and beneficial peptides while still prioritizing the health of the newborn calf.

You’ll also want to pay attention to processing methods. Low-heat processing and freeze drying helps preserve the delicate immune compounds and growth factors that make colostrum so powerful in the first place.

Seeking Support From A Functional Medicine Expert

While there are many benefits of colostrum for both adults and infants, it is always important to consult your functional medicine doctor when incorporating new supplements into your diet. An expert can help tailor your efforts to your unique biology and needs, so you can experience the most effective results possible.

As one of the first functional medicine telehealth clinics in the world, we provide webcam health consultations for people around the globe. 

Photo: Unsplash.com

Sources

• Poonia, A., & Shiva (2022). Bioactive compounds, nutritional profile and health benefits of colostrum: a review. Food production, processing and nutrition, 4(1), 26. https://doi.org/10.1186/s43014-022-00104-1
• Otsuki, K., Yoda, A., Saito, H., Mitsuhashi, Y., Toma, Y., Shimizu, Y., & Yanaihara, T. (1999). Amniotic fluid lactoferrin in intrauterine infection. Placenta, 20(2-3), 175–179. https://doi.org/10.1053/plac.1998.0368
• Boone, J. H., DiPersio, J. R., Tan, M. J., Salstrom, S. J., Wickham, K. N., Carman, R. J., Totty, H. R., Albert, R. E., & Lyerly, D. M. (2013). Elevated lactoferrin is associated with moderate to severe Clostridium difficile disease, stool toxin, and 027 infection. European journal of clinical microbiology & infectious diseases : official publication of the European Society of Clinical Microbiology, 32(12), 1517–1523. https://doi.org/10.1007/s10096-013-1905-x
• Zhao, C., Chen, N., & Ashaolu, T. J. (2023). Prebiotic and modulatory evidence of lactoferrin on gut health and function. Journal of Functional Foods, 108, 105741. https://doi.org/10.1016/j.jff.2023.105741
• Blais, A., Fan, C., Voisin, T., Aattouri, N., Dubarry, M., Blachier, F., & Tomé, D. (2014). Effects of lactoferrin on intestinal epithelial cell growth and differentiation: an in vivo and in vitro study. Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine, 27(5), 857–874. https://doi.org/10.1007/s10534-014-9779-7
• Appukutty, M., Radhakrishnan, A. K., Ramasamy, K., Ramasamy, R., Abdul Majeed, A. B., Noor, M. I., Safii, N. S., Koon, P. B., Chinna, K., & Haleagrahara, N. (2012). Colostrum supplementation protects against exercise-induced oxidative stress in skeletal muscle in mice. BMC research notes, 5, 649. https://doi.org/10.1186/1756-0500-5-649
• Antonio, J., Sanders, M. S., & Van Gammeren, D. (2001). The effects of bovine colostrum supplementation on body composition and exercise performance in active men and women. Nutrition (Burbank, Los Angeles County, Calif.), 17(3), 243–247. https://doi.org/10.1016/s0899-9007(00)00552-9
• Zimecki, M., Artym, J., Chodaczek, G., Kocieba, M., Kuryszko, J., Houszka, M., & Kruzel, M. L. (2007). Immunoregulatory function of lactoferrin in immunosuppressed and autoimmune animals. Postepy higieny i medycyny doswiadczalnej (Online), 61, 283–287.
• Berlutti, F., Pantanella, F., Natalizi, T., Frioni, A., Paesano, R., Polimeni, A., & Valenti, P. (2011). Antiviral properties of lactoferrin–a natural immunity molecule. Molecules (Basel, Switzerland), 16(8), 6992–7018. https://doi.org/10.3390/molecules16086992