Key Takeaway
Bovine colostrum supplementation reduced exercise-induced gut permeability by 80%, potentially protecting against "leaky gut" during intense training.
Summary
This study examined whether bovine colostrum could protect against exercise-induced increases in intestinal permeability (leaky gut).
Results showed that colostrum supplementation prevented the increase in gut permeability typically seen after intense exercise, suggesting a protective effect on gut barrier function.
Methods
- Randomized placebo-controlled trial
- Running-based exercise protocol
- Lactulose/rhamnose permeability test
- 14 days supplementation
Key Results
- 80% reduction in exercise-induced gut permeability
- Maintained gut barrier integrity
- No GI side effects
- Benefits seen within 2 weeks
Limitations
- Small sample size
- Acute exercise model only
- Indirect permeability measure