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Combava leaf

Lá chanh Thái

Citrus hystrix

Kaffir lime, Leech-lime, Makrut lime

Rutaceae · Lá · Leaves · Steam-distilled

Botanical illustration of Citrus hystrix; leaves used to extract Combava leaf essential oil
Combava leaf essential oil, extracted from the leaves of Citrus hystrix. Botanical illustration, Lê Mai Library.

Safety

No specific contraindications in available data.

Very rich in citronellal. Citronellal has anticarcinogenic activity.

No information on dermal reactions or acute toxicity.


Usage guidelines

Sensitization risk
No data available

Chemistry

Volatile constituents
Citronellal58.9 – 81.5 %
Citronellyl acetate0.9 – 5.1 %
Isopulegol0.3 – 4.9 %
Sabinene1.6 – 4.8 %
Linalool2.9 – 4.7 %
β-Pinene0.2 – 1.5 %
β-Myrcene0.4 – 1.4 %
γ-Terpinene0.1 – 1.1 %

Botanical source

Citrus hystrix leaves are a common spice in Thai and Indonesian cuisine, Tom Yum, Tom Kha. The leaf oil has distinct chemistry from the fruit oil of the same tree.

Produced in India and Thailand in limited volumes.

Family Rutaceae.