rct
2019
Randomized Trial of Vitamin D Supplementation to Prevent Seasonal Influenza and Upper Respiratory Infection in Patients With Inflammatory Bowel Disease
Unknown authors
Published in Inflammatory Bowel Diseases
Key Findings
Vitamin D 500 IU/day did not reduce influenza incidence overall, with benefit limited to prespecified low baseline 25-OHD subgroups.
Conclusions
Low-dose vitamin D does not prevent influenza in IBD patients.
Limitations
Low dose, subgroup findings hypothesis-generating only.
Supplements Studied
Vitamin D
Vitamin
Vitamin D 500 IU/day did not reduce the incidence of influenza in patients with inflammatory bowel disease.
Outcomes Measured
The primary outcome was the incidence of influenza; prespecified subgroup analyses were performed according to 25-hydroxyvitamin D levels.
Related Health Concerns
Study Details
Year:2019
Sample Size:223
Duration:24 weeks
Quality Score:6/10
Access Study
This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.