FIGURE 1

![FIGURE 1: Study design overview for the two-sample Mendelian randomization analysis examining genetically supported causal relationships between micronutrients and sleep behaviors.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11799067/bin/BRB3-15-e70237-g006.jpg)

> Source: Ruijie Zhang et al. "Genetically Supported Causality Between Micronutrients and Sleep Behaviors: A Tw." *Brain and behavior*, 2025. PMID: [39910798](https://pubmed.ncbi.nlm.nih.gov/39910798/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11799067/bin/BRB3-15-e70237-g006.jpg" alt="Study design overview for the two-sample Mendelian randomization analysis examining genetically supported causal relationships between micronutrients and sleep behaviors." />
  <figcaption>FIGURE 1. Study design overview for the two-sample Mendelian randomization analysis examining genetically supported causal relationships between micronutrients and sleep behaviors.<br>  Source: Ruijie Zhang et al. "Genetically Supported Causality Between Micronutrients and Sleep Behaviors: A Tw." <em>Brain and behavior</em>, 2025. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/39910798/">39910798</a></figcaption>
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