Gender-specific effects of vitamin D and B9 levels on neuroticism: a study utilizing polygenic scoring - Takeaways - MDSpire

Gender-specific effects of vitamin D and B9 levels on neuroticism: a study utilizing polygenic scoring

  • By

  • Margarita Alfimova

  • Vera Golimbet

  • Ekaterina Semina

  • Yulia Chaika

  • April 24, 2026

  • 0 min

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  • 1

    The study examines the relationship between neuroticism and vitamin D (VD) and vitamin B9 (VB9) levels using polygenic scores in a nonclinical cohort.

  • 2

    Results indicate a negative association between VB9-PGS and neuroticism scores in women, while men showed a positive association with VD-PGS.

  • 3

    Men with high VD-PGS also scored high on neuroticism and extraversion, suggesting a unique relationship between vitamin D and emotional traits.

  • 4

    Neuroticism scores in men were linked to genetic predispositions for bipolar disorder and alcohol use, differing from women's associations.

  • 5

    The findings highlight gender-specific effects of vitamin D and B9 on neuroticism, emphasizing the importance of these vitamins for emotional stability.

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