Figure 6

![Figure 6: Quality assessment of included studies on ALC for cognitive disorders is presented, evaluating risk of bias and methodological rigor across randomized controlled trials and observational studies.]()

> Source: Manuela Pennisi et al. "Acetyl-L-Carnitine in Dementia and Other Cognitive Disorders: A Critical Update.." *Nutrients*, 2020. PMID: [32408706](https://pubmed.ncbi.nlm.nih.gov/32408706/)

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  <img src="" alt="Quality assessment of included studies on ALC for cognitive disorders is presented, evaluating risk of bias and methodological rigor across randomized controlled trials and observational studies." />
  <figcaption>Figure 6. Quality assessment of included studies on ALC for cognitive disorders is presented, evaluating risk of bias and methodological rigor across randomized controlled trials and observational studies.<br>  Source: Manuela Pennisi et al. "Acetyl-L-Carnitine in Dementia and Other Cognitive Disorders: A Critical Update.." <em>Nutrients</em>, 2020. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/32408706/">32408706</a></figcaption>
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