Causal Influences of Micronutrients on Anxiety: Insights From an Observational and Mendelian Randomization Analysis.

As for minerals, the MR findings revealed a significant causal association of a lack of supplemental magnesium and selenium with the anxiety phenotype, a marginal trend toward the significance of said correlation with additional iron, but no relationship with supplements containing calcium and zinc.

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Additionally, a tendency toward significance was noted for causal relationships between supplementation with vitamin E and iron, and anxiety phenotypes.

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