ergosterol. An enzyme, 1,3 -beta-glucan hydrolase has been reported from the bark and leaf extract. See C. limon.


Citrus aurantium Linn.

Family Rutaceae.

Habitat Cultivated in Khasi hills and Cachar. Also in Guntur (Andhra Pradesh). Found in semi- wild state in the Naga and Khasi hills.
English Citrus dulcis, Sour Orange, Sweet Orange.

Folk Khattaa.

Siddha/Tamil Mallikanarangi.

Action Peel—laxative, feeble stomachic, emmenagogue. Leaves— prescribed in the treatment of arthritis and bronchitis. Flowers— aqueous extract is employed in scurvy, fever, inflammation, nervous and hysterical cases. Fruit— a decoction is used to recover from cachexia left by intermittent

fever and in cases of enlarged
spleen. Dried rind—used in atonic dyspepsia.
Key application Cut peel—in loss of appetite and dyspeptic ailments. (German Commission E.). As a bitter tonic. (British Pharmacopoeia.)
The main constituents of the peel include the alkaloid synephrine and Nmethyltyramine. Synephrine, an alpha 1-adrenergic agonist, stimulates a rise in blood pressure through vasoconstriction. N-methyltyramine also raises blood pressure.
The root gave xanthyletin.
The essential oil exhibits antifungal activity, it was found effective in treatment-resistant fungal skin diseases.
(Expanded Commission E Monographs.)
Commercially available Citrus vulgaris (bitter orange) extracts are often promoted for weight loss due to purported thermogenic effects. In animal models, synephrine causes weight loss, but also increases cardiovascular toxicity. (Natural Medicines Comprehensive Database, 2007.)

Citrus limon (Linn.) Burm.f.

Family Rutaceae.

Habitat Cultivated all over India. English Lemon.
Jambira, Jambh, Jambhir, Jaamphal, Nimbu, Nimbuka, Naaranga, Limpaka, Dantashatha, Airaavata, Neebu (bigger var.).

Unani Utraj.

Encyclopedia of Ayurvedic Medicinal Plants

A Candle of Medicinal Herb’s Identification and Usage