observational
    2014

    Thyroid dysfunction associated with kelp supplement use: case series and review

    Di Matola T, Zeppa P, Gasperi M, Vitale M

    Published in BMJ Case Reports

    Methodology

    Case reports of thyroid dysfunction following kelp supplement ingestion with review of related published cases

    Key Findings

    Kelp-derived iodine excess precipitated both hypothyroidism and thyrotoxicosis in susceptible individuals, resolving after discontinuation.

    Conclusions

    Kelp supplementation can trigger clinically significant thyroid dysfunction.

    Limitations

    Case-level evidence; no incidence estimate.

    Supplements Studied

    Kelp
    Herb

    Kelp-derived iodine excess precipitated both hypothyroidism and thyrotoxicosis in susceptible individuals, resolving after discontinuation.

    Iodine
    Mineral

    Kelp-derived iodine excess precipitated both hypothyroidism and thyrotoxicosis in susceptible individuals, resolving after discontinuation.

    Related Health Concerns

    Hypothyroidism

    Study Details

    Year:2014
    00
    Quality Score:4/10

    Access Study

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