Lavender aspic essential oil, the antitoxic par excellence

The flowers of the aspic lavender give off an exquisite scent that delights the bees. Lavandula comes from the Latin lavare , to wash, because it was used to flavor the bath and the laundry. It has been used in the manufacture of cologne since the 16th century as well as in the composition of many current perfumes. Lavender was also famous among the Greeks and Romans to perfume and disinfect thermal baths.

A little history

Asp lavender was recommended in Arab-Persian medicine by Ibn al-Baytar (13th century) in fumigation against bad odors, as well as orally against damage to the liver and spleen, as well as to help women conceive. thanks to its warming action of the matrix. It was also known to treat asp viper bites in hunting dogs and humans.

In Europe, according to Cazin (19th century), lavender aspic is indicated in nervousness, digestive insufficiencies, bronchial congestion, asthma and rheumatism, but in the event of feverish affections; in local application, it is indeed tonic and resolving. Fournier (20th century) considers it, among others, by the oral route as a diuretic, cholagogue, carminative, antispasmodic and dewormer.

Valnet (20th century) recommends the essential oil in nervousness, insomnia and in respiratory ailments, for local application in the treatment of wounds, ulcers, burns, eczema as well as bites of insects. In Morocco, it is also used against lice and mites.

In the 14th century, Jean de Gaddesden announced the diuretic virtue of lavender which he established as specific for dropsy. Also, when Schroder , in 1665, wrote that the spica is sovereign in curing nervous diseases of psychic origin and that it calms spasms, it is difficult to decide since true lavender and asp lavender are both subject to these uses.

What are the pharmacological properties of lavender aspic flower essential oil ?

Anti-inflammatory and analgesic properties:

The camphor has an analgesic and anti-inflammatory topical application and rubefacient effect linked to vasodilation of peripheral vessels. The anti-inflammatory action of 1,8 cineole has therefore been demonstrated in vitro on white blood cells (monocytes) against inflammation inducers such as lipopolysaccharides or interleukin-1β.

The essential oil of lavender asp is also cortison-like in eczema . The analgesic effect of lavender asp is induced in particular by linalool which exerts an action on muscarinic, opioid and dopaminergic receptors. There is also an action on the N-Methyl-d-aspartate (NMDA) receptors and on the glutamate receptors.

Expectorant and mucolytic properties:

These properties are due to the 1,8 cineole by stimulating effect of the exocrine glands of the respiratory mucous membranes .

Antispasmodic property:

This effect is achieved by the action of 1,8 cineole on the smooth muscles of the trachea vis-à-vis acetylcholine. However, linalool is also spasmolytic on intestinal and tracheal smooth muscles, by a likely mechanism of stimulation of the enzyme adenylate cyclase, producing an increase in cAMP.

Antibacterial and antifungal properties:

Gentle anti-infectious against Staphylococcus aureus, lavender aspic essential oil is also immunostimulant, virucidal and fungicidal (active against strains of Candida resistant to fluconazole ). In addition, its antiviral action induced by linalool, indeed shows a strong activity against Adenovirus-2 (AVD-II), responsible for pharyngitis, pneumonia and gastroenteritis.

Anxiolytic property:

The linalool contained in the essential oil of aspic lavender effectively inhibits glutamate binding in the cerebral cortex, interferes with glutamatergic transmission, and suppresses the function of excitatory glutamate receptors by dose-dependent non-competitive inhibition of [(3 ) H] MK801 (NMDA antagonist). The linalool inhibited and the release of acetylcholine and reduces the opening time of the ion channels of neuromuscular junction (blocking of Na + channels and / or Ca ++).

Other properties:

  • Slight emmenagogue
  • Tonicardiac
  • Emergency essential oil to quickly relieve and heal severe burns and wasp stings
  • Healing, vulnerary, antitoxic
  • Antitumor, stimulates various cytokines: IFN-γ, IL-13, IL-2, IL-21, IL-21R, IL-4, IL-6sR, TNF-α, induces the Th1-type immune response, inducer of apoptosis

Does lavender aspic essential oil require precautions for use?

  • Cutaneous use only recommended
  • Contraindicated in pregnant (abortive) or breastfeeding women
  • Beware of possible gynecomastic effects in prolonged use. The linalool prevents testosterone production, avoiding the long course in males as endocrine disruptor
  • Reserved for adults (risk of seizures in children)
  • Do not diffuse, inhale, or put in the bath water
  • Caution in people with autoimmune diseases, epilepsy , asthma, the elderly or with Parkinson’s disease , as well as people with neurosensitivity
  • Risk of neurotoxicity which may induce epileptic seizures at high doses
  • Do not swallow
  • Prohibited for internal use
  • Drug interactions with essential oils containing sesquiterpenes at more than 10%
  • Prohibited in animals
  • Avoid in combination with cortisone , risk of drug interaction, ask your pharmacist for advice
  • Do not use over a prolonged period, at the risk of resting the pituitary-adrenal axis and suffering from acute adrenal insufficiency when stopping the intake of essential oil
  • Avoid applying lavender aspic essential oil in the evening (or before any rest period)
  • Not recommended for people with osteoporosis , due to the inherent risk of decalcification


Medical bibliographic sources and clinical trials :



Clementine. M.
Naturopath – Aromatherapist / Herbalist – Phytotherapist
Consultant in Clinical Phyto-aromatherapy and Ethnomedicine

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