# 1,8-cineole

> Also called eucalyptol — a fresh, camphoraceous oxide that defines eucalyptus and rosemary; the reason both smell "clearing".

Canonical page: https://essential-oils.club/compounds/1-8-cineole

- **Chemical class:** Oxygenated monoterpene
- **PubChem CID:** 2758 (https://pubchem.ncbi.nlm.nih.gov/compound/2758)
- **Measured in:** 53 oils, 999 GC-MS samples

## Where it's found

Share of each oil (median of GC-MS samples, with interquartile range):

| Oil | Median % | IQR % | Max % | Samples |
|---|---|---|---|---|
| [Petitgrain](https://essential-oils.club/oils/single/petitgrain) | 69.92 | 69.92–69.92 | 69.92 | 1 |
| Cajeput | 57.96 | 55.23–60.68 | 63.4 | 2 |
| [Eucalyptus globulus](https://essential-oils.club/oils/single/eucalyptus-globulus) | 50.29 | 11.12–65.15 | 78.2 | 10 |
| [Niaouli](https://essential-oils.club/oils/single/melaleuca-quinquenervia) | 48.16 | 39.87–56.46 | 64.75 | 2 |
| [Patchouli](https://essential-oils.club/oils/single/patchouli) | 44.68 | 44.68–44.68 | 44.68 | 1 |
| Laurel | 41.01 | 34.17–48.03 | 62.37 | 26 |
| [Hyssop](https://essential-oils.club/oils/single/hyssop) | 40.13 | 16.88–52.58 | 67.1 | 6 |
| Spike lavender | 38.06 | 35.58–39.86 | 42.31 | 12 |
| [Cardamom](https://essential-oils.club/oils/single/cardamom) | 23.84 | 22.84–30.5 | 51.8 | 33 |
| [Myrtle](https://essential-oils.club/oils/single/myrtle) | 22.34 | 12.7–35.6 | 55.09 | 51 |
| [Rosemary](https://essential-oils.club/oils/single/rosemary) | 19.47 | 10.96–31.7 | 51.79 | 69 |
| Tarragon | 18.8 | 9.45–50.35 | 81.89 | 3 |
| [Ravintsara](https://essential-oils.club/oils/single/ravintsara) | 15.14 | 0.42–39.1 | 65.33 | 11 |
| [Tea tree](https://essential-oils.club/oils/single/tea-tree) | 14.38 | 4.11–45.78 | 90 | 8 |
| [Pine](https://essential-oils.club/oils/single/pine) | 12.22 | 9.47–14.96 | 17.71 | 2 |
| Lavandin | 12.1 | 10.26–33.99 | 49.8 | 18 |
| [Sage](https://essential-oils.club/oils/single/sage) | 10.09 | 8.23–13.59 | 45.7 | 86 |
| [Yarrow](https://essential-oils.club/oils/single/blue-yarrow) | 9.64 | 5.77–13.88 | 32.5 | 27 |
| [Basil](https://essential-oils.club/oils/single/basil) | 7.27 | 4.2–9.25 | 24.12 | 134 |
| Wormwood | 7.12 | 0.76–17.38 | 40.64 | 15 |

Methodology: https://essential-oils.club/oils/methodology

_Educational reference only — not medical advice. Essential oils are not intended to diagnose, treat, cure or prevent any disease._