Glutamine supplementation and exercise-induced immune and gut permeability changes: a systematic review
Ramezani Ahmadi A, Rayyani E, Bahreini M, Mansoori A
Published in Clinical Nutrition
Methodology
Systematic review of randomised trials of glutamine supplementation on immune markers and gut permeability in athletes and exercising adults
Key Findings
Glutamine attenuated exercise-induced increases in intestinal permeability in several trials, but effects on infection incidence and immune cell function were inconsistent.
Conclusions
Glutamine may protect gut barrier function around strenuous exercise, but immune benefits remain unproven.
Limitations
Small trials, heterogeneous dosing and endpoints.
Supplements Studied
Glutamine supplementation attenuated exercise-induced increases in intestinal permeability, while effects on immune outcomes were inconsistent.
Outcomes Measured
Glutamine supplementation attenuated exercise-induced increases in intestinal permeability.
Study Details
Access Study
This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.