Figure 2

![Figure 2: Forest plot from the meta-analysis of vitamin B supplementation trials, pooling effect sizes for cognitive outcomes. The analysis assesses whether B vitamins provide measurable protection against age-related cognitive decline.]()

> Source: Annika Behrens et al. "Vitamin B-Can it prevent cognitive decline? A systematic review and meta-analysi." *Systematic reviews*, 2020. PMID: [32414424](https://pubmed.ncbi.nlm.nih.gov/32414424/)

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  <img src="" alt="Forest plot from the meta-analysis of vitamin B supplementation trials, pooling effect sizes for cognitive outcomes. The analysis assesses whether B vitamins provide measurable protection against age-related cognitive decline." />
  <figcaption>Figure 2. Forest plot from the meta-analysis of vitamin B supplementation trials, pooling effect sizes for cognitive outcomes. The analysis assesses whether B vitamins provide measurable protection against age-related cognitive decline.<br>  Source: Annika Behrens et al. "Vitamin B-Can it prevent cognitive decline? A systematic review and meta-analysi." <em>Systematic reviews</em>, 2020. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/32414424/">32414424</a></figcaption>
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