systematic_review
    2013
    High Quality

    Zinc for the common cold

    Singh M, Das RR

    Published in Cochrane Database of Systematic Reviews

    Methodology

    Cochrane review of 18 RCTs of zinc lozenges or syrup for common cold treatment and prevention.

    Key Findings

    Zinc started within 24 hours of onset shortened cold duration by about one day; adverse effects included bad taste and nausea.

    Conclusions

    Zinc lozenges modestly shorten cold symptoms including chills and malaise when started early.

    Limitations

    Heterogeneous formulations and doses; taste-related unblinding.

    Supplements Studied

    Zinc
    Mineral

    Zinc started within 24 hours of onset shortened cold duration by about one day.

    Outcomes Measured

    Immune Function

    Zinc started within 24 hours of onset shortened cold duration by about one day.

    Related Health Concerns

    Chills
    Nasal Congestion

    Study Details

    Year:2013
    Sample Size:1,387
    Quality Score:8/10

    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.