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Thuja occidentalis
White cedar, Eastern arborvitae
α-Thujone and β-thujone together up to 70 percent. Strongly neurotoxic.
STRICTLY CONTRAINDICATED in pregnancy, breastfeeding, children under 6, individuals with epilepsy.
Avoid oral use.
| α-Thujone | 35.0 – 60.0 % |
| β-Thujone | 5.0 – 15.0 % |
| Fenchone | 5.0 – 12.0 % |
| Sabinene | 3.0 – 10.0 % |
Thuja occidentalis is a North American tree, cultivated as ornamental.
Family Cupressaceae.
Different from cedar leaf (Thuja plicata, Pacific Northwest).
Not recommended in cosmetics.