rct
    2022

    Effect of Dietary Pyrroloquinoline Quinone Disodium Salt on Cognitive Function in Healthy Volunteers: A Randomized, Double-Blind, Placebo-Controlled, Parallel-Group Study

    Shiojima Y, Takahashi M, Takahashi R

    Published in Journal of the American Nutrition Association

    Key Findings

    PQQ supplementation over 12 weeks improved composite memory and verbal memory scores relative to placebo in healthy adults.

    Conclusions

    PQQ may modestly benefit memory domains in healthy volunteers.

    Limitations

    Manufacturer-funded; healthy participants limit generalisability.

    Supplements Studied

    PQQ
    Compound

    PQQ supplementation over 12 weeks improved composite memory and verbal memory scores relative to placebo in healthy adults.

    Outcomes Measured

    Enhanced Memory Formation
    Primary

    Composite memory and verbal memory scores improved with PQQ versus placebo.

    Cognitive Function

    PQQ supplementation over 12 weeks improved composite memory and verbal memory scores relative to placebo in healthy adults.

    Related Health Concerns

    Memory Loss

    Study Details

    Year:2022
    Sample Size:70
    Duration:12 weeks
    Quality Score:6/10

    Access Study

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