Key Takeaway
Meta-analysis found bovine colostrum supplementation significantly reduced the incidence of upper respiratory illness in athletes and physically active adults.
Summary
Meta-analysis examining the effect of bovine colostrum supplementation on upper respiratory tract infections in exercising individuals.
Methods
- Systematic review and meta-analysis
- Searched major databases
- Included RCTs of colostrum vs placebo
- Outcome: upper respiratory illness episodes
Key Results
- Significantly reduced URI incidence (RR 0.56)
- 44% reduction in URI episodes
- Effects consistent across studies
- Benefit primarily in high-training load periods
Figures
Figure 1
Figure 2
Limitations
- Limited number of studies
- Mostly athlete populations
- Variable colostrum preparations
- Self-reported illness outcomes