Constituent · Monoterpene hydrocarbon
β-thujene
β-thujene is a light, volatile monoterpene hydrocarbon — the kind of fresh, often citrusy or piney top-note compound that evaporates fastest from an oil. Across our dataset it was measured in 18 oils (40 samples), concentrating most in Rosemary, Wormwood, Myrtle.
Essential oils richest in β-thujene
Measured relative composition (GC peak-area %) pooled across published GC-MS samples — median, typical range (middle 50%) and the maximum seen.
| Oil | Median | Typical range | Max | Samples |
|---|---|---|---|---|
| Rosemary | 13.66% | 13.66%–13.66% | 13.66% | 1 |
| Wormwood | 6.28% | 6.28%–6.28% | 6.28% | 1 |
| Myrtle | 5.6% | 4.36%–7.93% | 12.09% | 4 |
| Black pepper | 3.81% | 1.96%–5.66% | 7.51% | 2 |
| Tangerine | 3.34% | 3.34%–3.34% | 3.34% | 1 |
| Lemon | 1.94% | 1.36%–1.97% | 2% | 3 |
| Cardamom | 0.99% | 0.99%–0.99% | 0.99% | 1 |
| Marjoram | 0.92% | 0.84%–1.06% | 1.19% | 3 |
| Cumin | 0.64% | 0.61%–0.65% | 0.65% | 4 |
| Cajeput | 0.57% | 0.57%–0.57% | 0.57% | 1 |
| Cinnamon bark | 0.5% | 0.31%–0.5% | 0.5% | 3 |
| Ylang ylang | 0.29% | 0.25%–0.32% | 0.36% | 2 |
| Dill | 0.21% | 0.21%–0.22% | 0.22% | 2 |
| Orange | 0.21% | 0.21%–2.89% | 5.57% | 3 |
| Melissa | 0.2% | 0.2%–0.2% | 0.2% | 2 |
| Petitgrain | 0.2% | 0.2%–0.21% | 0.54% | 5 |
| Lime | 0.06% | 0.06%–0.06% | 0.06% | 1 |
| Rose | 0.03% | 0.03%–0.03% | 0.03% | 1 |
Oils in our library are linked above — open any profile for its full composition, safety panel and the research behind it.
Related constituents
Other monoterpene hydrocarbon compounds across the oils.
Figures are GC peak-area percentages pooled across published GC-MS samples, not concentrations, and describe chemistry — not health effects. How this is built →