Khella (Ammi visnaga Lamarck.)



Updated 16 January 2024

Botanical characteristics

  • Kingdom: Plantae
  • Clade: Angiosperms
  • Clade: True Dicots 
  • Clade: Asteraceae
  • Clade: Campanulidae
  • Order: Apiales
  • Sub-order: Apiineae
  • Family: Apiaceae
  • Subfamily: Apioideae
  • Genus: Ammi
  • Part used: Seeds
  • Country of origin: Maghreb, Morocco

Precautions for use

Caution! Its action is very effective, but beware, Khella essential oil is photosensitising when used on the skin and should not be inhaled in the event of an asthma attack!

It should not be used by babies or pregnant women.

Oral use is by prescription only.

Other precautions

Cutaneous use:

  • Khella essential oil should be diluted to 10% for use on the skin (10% essential oil, 90% vegetable oil).
  • For babies, diluted skin application is possible under medical advice.

Ingestion:

  • The prescription of Khella essential oil orally is reserved for a healthcare professional.

Diffusion: 

  • Inhalation and diffusion of this essential oil is strictly forbidden during an asthma attack.

Allergenic components:

Khella essential oil is high in biochemical allergenic components:

  • limonene (≤ 2%)
  • linalool (20-40%)
  • geraniol (≤ 0.5%)

Note: It is best to test the essential oil before use (two drops on the crease of the elbow for at least 24 hours to check for a reaction).

Authorised users

 Adults and adolescents

Children under 6 years

  Pregnant and breastfeeding women

 Pregnant women younger than 3 months

 Infants under 3 years old

How to use

 Inhalation

 Cutaneous

 Oral

 Diffusion

Risks of use

 Skin irritation

 Photosensitiser

 Hepatotoxic

Properties

  • Spasmolytic
  • Anticoagulant
  • Vasodilator
  • Diuretic
  • Relaxant
  • Antispasmodic 
  • Bronchodilator 
  • Ureterodilator 
  • Coronary dilator 

Indications

Directions for use/usual dosage

  • Asthma: 1 drop of EO orally 2 to 4 times a day.
  • Colic, asthma: rectally on medical advice.
  • Do not use on the skin or use very diluted and in combination with other EOs and avoid sun exposure afterwards.