systematic_review
    2022
    High Quality

    Nicotinamide adenine dinucleotide precursors in human health and disease: a systematic review of clinical trials

    Sharma C, Donu D, Cen Y

    Published in Nutrients

    Key Findings

    Oral NAD precursors reliably raise blood NAD+ levels, but clinical trials have generally failed to show consistent functional benefits.

    Conclusions

    Biomarker change without demonstrated clinical outcomes.

    Limitations

    Heterogeneous precursors and endpoints.

    Supplements Studied

    NADH
    Compound

    Oral NAD precursors reliably raise blood NAD+ levels, but trials have failed to show consistent functional benefits.

    NMN
    Compound

    Oral NAD precursors reliably raise blood NAD+ levels, but trials have failed to show consistent functional benefits.

    Vitamin B3
    Vitamin

    Oral NAD precursors reliably raise blood NAD+ levels, but clinical trials have generally failed to show consistent functional benefits.

    Outcomes Measured

    NAD precursors raise blood NAD+ levels without consistent functional or energetic benefit.

    Study Details

    Year:2022
    Quality Score:7/10

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