Constituent · Monoterpene hydrocarbon
m-cymene
m-cymene 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 13 oils (40 samples), concentrating most in Dill, Cajeput, Niaouli.
Essential oils richest in m-cymene
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 |
|---|---|---|---|---|
| Dill | 2.19% | 2.06%–2.29% | 2.3% | 4 |
| Cajeput | 1.56% | 1.56%–1.56% | 1.56% | 1 |
| Niaouli | 1.54% | 1.54%–1.54% | 1.54% | 1 |
| Laurel | 0.8% | 0.8%–0.8% | 0.8% | 1 |
| Rosemary | 0.47% | 0.3%–0.65% | 0.82% | 2 |
| Lemon eucalyptus | 0.4% | 0.4%–0.4% | 0.4% | 1 |
| Black pepper | 0.39% | 0.39%–0.39% | 0.39% | 1 |
| Cardamom | 0.22% | 0.22%–0.22% | 0.22% | 1 |
| Lemon | 0.14% | 0.14%–0.14% | 0.14% | 1 |
| Cypress | 0.11% | 0.11%–0.11% | 0.11% | 1 |
| Goldenrod | 0.1% | 0.1%–0.1% | 0.1% | 1 |
| Thyme | 0.09% | 0.06%–0.28% | 0.47% | 9 |
| Lavender | 0.04% | 0.02%–0.45% | 1.23% | 16 |
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 →