Figure 6

![Figure 6: Summary of findings on essential oil aroma stimulation and slow-wave EEG enhancement highlights the potential of olfactory interventions for sleep quality improvement. Lavender and related compounds showed the most consistent effects.](https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7806966/bin/41598_2020_80171_Fig6_HTML.jpg)

> Source: Li-Wei Ko et al. "A pilot study on essential oil aroma stimulation for enhancing slow-wave EEG in ." *Scientific reports*, 2021. PMID: [33441798](https://pubmed.ncbi.nlm.nih.gov/33441798/)

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  <img src="https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7806966/bin/41598_2020_80171_Fig6_HTML.jpg" alt="Summary of findings on essential oil aroma stimulation and slow-wave EEG enhancement highlights the potential of olfactory interventions for sleep quality improvement. Lavender and related compounds showed the most consistent effects." />
  <figcaption>Figure 6. Summary of findings on essential oil aroma stimulation and slow-wave EEG enhancement highlights the potential of olfactory interventions for sleep quality improvement. Lavender and related compounds showed the most consistent effects.<br>  Source: Li-Wei Ko et al. "A pilot study on essential oil aroma stimulation for enhancing slow-wave EEG in ." <em>Scientific reports</em>, 2021. PMID: <a href="https://pubmed.ncbi.nlm.nih.gov/33441798/">33441798</a></figcaption>
</figure>