Constituent · Monoterpene hydrocarbon
isoterpinolene
isoterpinolene 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 10 oils (31 samples), concentrating most in Fennel, Nutmeg, Black pepper.
Essential oils richest in isoterpinolene
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 |
|---|---|---|---|---|
| Fennel | 3.04% | 0.87%–4.17% | 5.88% | 5 |
| Nutmeg | 2.07% | 1.63%–2.09% | 2.11% | 3 |
| Black pepper | 0.53% | 0.37%–0.6% | 15.57% | 10 |
| Tangerine | 0.45% | 0.43%–0.46% | 0.46% | 3 |
| Yarrow | 0.17% | 0.15%–0.18% | 0.19% | 3 |
| Sage | 0.13% | 0.13%–0.13% | 0.13% | 1 |
| Myrtle | 0.1% | 0.1%–0.1% | 0.1% | 1 |
| Lime | 0.05% | 0.05%–0.05% | 0.05% | 1 |
| Ylang ylang | 0.03% | 0.03%–0.04% | 0.04% | 3 |
| Petitgrain | 0.01% | 0.01%–0.01% | 0.01% | 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 →