meta_analysis
    2019
    High Quality

    Association between vitamin D supplementation and mortality: systematic review and meta-analysis

    Zhang Y, et al

    Published in BMJ

    Key Findings

    Vitamin D supplementation did not reduce all-cause mortality but reduced cancer mortality by 16% across 50 trials.

    Conclusions

    Vitamin D may lower cancer death risk without affecting all-cause mortality.

    Limitations

    Heterogeneous dosing regimens; cancer mortality a secondary endpoint in most trials.

    Supplements Studied

    Vitamin D
    Vitamin

    Vitamin D supplementation reduced the risk of cancer death by 16%.

    Outcomes Measured

    Cancer Survival Rate
    Primary

    Vitamin D supplementation reduced the risk of cancer death by 16%.

    Related Health Concerns

    Cancer

    Study Details

    Year:2019
    Sample Size:74,655
    Quality Score:9/10

    Access Study

    View on DOIView on PubMedOriginal Source

    This information is for educational purposes only. Always consult a healthcare professional before starting any supplement regimen.