rct
    2010
    High Quality

    Effects of high-dose B vitamin complex with vitamin C and minerals on subjective mood and performance in healthy males

    Kennedy DO, Veasey R, Watson A, Dodd F, Jones E, Maggini S, Haskell CF

    Published in Psychopharmacology

    Methodology

    Double-blind, placebo-controlled, randomised parallel-groups trial of a high-dose B-vitamin complex with vitamin C and minerals for 33 days in healthy adult males.

    Key Findings

    Supplementation improved ratings of mental health and vigour, reduced subjective stress and mental fatigue, and improved performance on demanding multitasking.

    Conclusions

    A high-dose B-vitamin complex can improve subjective mood and cognitive performance during demanding tasks in healthy men.

    Limitations

    Short duration, male-only sample, multi-nutrient formulation prevents attribution to B vitamins alone; funded by a supplement manufacturer.

    Supplements Studied

    Supplementation improved ratings of mental health and vigour and reduced subjective stress and mental fatigue in healthy males.

    Vitamin C
    Vitamin

    Supplementation improved ratings of mental health and vigour, reduced subjective stress and mental fatigue, and improved performance on demanding multitasking.

    Outcomes Measured

    Supplementation reduced subjective mental fatigue and increased ratings of vigour in healthy males.

    Supplementation improved ratings of mental health and vigour in healthy males.

    Related Health Concerns

    Study Details

    Year:2010
    Sample Size:215
    Duration:5 weeks
    Quality Score:7/10

    Disclosures

    Funding

    Bayer Consumer Care (supplement manufacturer)

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