Constituent · Oxygenated monoterpene
camphor
A sharp, penetrating ketone in rosemary and lavandin; stimulating in aroma and one to keep away from young children.
Essential oils richest in camphor
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 |
|---|---|---|---|---|
| Spike lavender | 25.74% | 25.17%–27.96% | 30.38% | 12 |
| Wormwood | 24.34% | 4.14%–26.04% | 30.5% | 7 |
| Rosemary | 17.93% | 13.24%–23.15% | 36.52% | 62 |
| Sage | 17.87% | 14.85%–22.02% | 39.24% | 80 |
| Tarragon | 16.9% | 16.9%–16.9% | 16.9% | 1 |
| Blue tansy | 16.69% | 16.69%–16.69% | 16.69% | 1 |
| Hyssop | 13.25% | 13.25%–13.25% | 13.25% | 1 |
| Lavandin | 10.37% | 10.04%–11.91% | 14.26% | 34 |
| Lemongrass | 9.21% | 9.21%–9.21% | 9.21% | 1 |
| Lemon eucalyptus | 5.4% | 5.4%–5.4% | 5.4% | 1 |
| Marjoram | 4.63% | 2.45%–4.72% | 4.83% | 11 |
| Yarrow | 4.19% | 2.86%–6.04% | 18.55% | 28 |
| Coriander | 2.26% | 1.09%–4.07% | 8.48% | 28 |
| Eucalyptus globulus | 2.25% | 1.17%–3.32% | 4.39% | 2 |
| Vitex | 1.81% | 1.81%–1.81% | 1.81% | 1 |
| Lavender | 1.57% | 0.43%–7.01% | 33.26% | 109 |
| Ravintsara | 1.36% | 0.39%–6.01% | 12.77% | 7 |
| Thyme | 1.06% | 0.33%–1.53% | 8% | 47 |
| Clary sage | 0.9% | 0.9%–0.9% | 0.9% | 1 |
| Mountain savory | 0.86% | 0.26%–1.22% | 2.24% | 39 |
Oils in our library are linked above — open any profile for its full composition, safety panel and the research behind it.
Related constituents
Other oxygenated monoterpene 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 →