case_study
    2011

    Post-epidemic eosinophilia-myalgia syndrome associated with L-tryptophan

    Allen JA, Peterson A, Sufit R

    Published in Arthritis & Rheumatism

    Key Findings

    Cases of eosinophilia-myalgia syndrome continued to occur after the 1989 epidemic in patients taking L-tryptophan supplements.

    Conclusions

    Product-quality safety risk persists.

    Limitations

    Case series, causality inference limited.

    Supplements Studied

    L-Tryptophan
    Amino Acid

    Cases of eosinophilia-myalgia syndrome continued to be reported in patients taking L-tryptophan after the 1989 epidemic.

    Study Details

    Year:2011
    Quality Score:5/10

    Access Study

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