Bovine Colostrum
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Bovine Colostrum. First milk rich in IgG, lactoferrin, and growth factors for immune and gut support.
How it works. Provides passive immunity (IgG), lactoferrin (antimicrobial), and IGF-1.
What the research supports. 2 graded claims. Strongest: Reduces URI incidence in athletes (moderate).
How much to take. Typical dose: 10–60 g/d.
Side effects and interactions. 1 medication interaction listed. No serious side effects listed at normal doses.
Stacking. Pairs well with Vitamin D3 + K2, Zinc.
Common forms. Available as Standardized IgG colostrum.
Key studies. 9 studies cited. The strongest are listed with links to PubMed.
Community. Experiences from people who have tried Bovine Colostrum. Anecdotes are not medical advice.
Bovine Colostrum. First milk rich in IgG, lactoferrin, and growth factors for immune and gut support.
What it is
First milk rich in IgG, lactoferrin, and growth factors for immune and gut support.
Food sources
Goals
How it works
Provides passive immunity (IgG), lactoferrin (antimicrobial), and IGF-1.
Pathways
- Passive immunity
- Gut barrier
Effects
- +Gut barrier supports
- ↓URI incidence in athletes decreases
What the research supports
Strong: consistent results across large trials or meta-analyses. Moderate: several trials, mostly positive. Limited: small or mixed studies. Preclinical: animal or cell research only.
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Side effects & interactions
Common side effects
- Bloating
Medication interactions
Always disclose Bovine Colostrum use to your prescriber — additive, antagonistic, or pharmacokinetic interactions are possible.
Check any supplement–medication combination with your pharmacist before starting.
Combines with
Pairs well
- Vitamin D3 + K2Foundational immune modulation.
- ZincRequired cofactor for innate and adaptive immune function.
Common forms
- Standardized IgG colostrum
Key studies
9 studies cited in total.
Opens current human and preclinical literature matching Bovine Colostrum and "Reduces URI incidence in athletes". Filter by RCT, meta-analysis, or year on the results page.
Opens current human and preclinical literature matching Bovine Colostrum and "Reduces NSAID-induced gut hyperpermeability". Filter by RCT, meta-analysis, or year on the results page.
Opens current human and preclinical literature matching Bovine Colostrum and "randomized controlled trial". Filter by RCT, meta-analysis, or year on the results page.
Discussion
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