Botanical Name: Murraya koenigii (L.) spreng. Common name: Cu Read More
Botanical Name: |
Murraya koenigii (L.) spreng. |
Common name: |
Curry Leaves, |
Plant family: |
Rutaceae |
Genus: |
Murraya |
Appearance/Color: |
A thin colourless to pale yellow |
Odor: |
Clear liquid with sweet and spicy, with a bitter tone characteristic. |
Blends With: |
Basil, Nutmeg and Rose. |
Origin: |
India |
Source: |
Leaves |
Method of Extraction: |
Steam Distillation |
Murraya koenigii has diverse role in traditional medicine and is known for its stomachic properties. The leaves and roots in different forms have great therapeutic potential and is used for the treatment of night blindness, dysentery, diarrhoea, vomiting, bites of poisonous animals, bruises and eruption. Leaves are often used in curries for flavouring and seasoning due to their aromatic nature. They are generally called by the name "curry leaves" and are an important export commodity from India and fetches good foreign revenue. The plant is a rich source of carbazole alkaloids. Phytocompounds like koenimbine, koenine, mahanimbine, murrayazolidine, murrayazoline, murrayacine, girinimbine, mukoeic acid, etc. have also been isolated and characterized. These bioactive compounds possess antioxidant, antimicrobial, anthelmintic, analgesic, anti-inflammatory, antidiarrheal, hepatoprotective and antitumor properties.
Murraya koenigii is a native of India, Sri Lanka and other south Asian countries. Murraya koenigii is distributed throughout India and is abundantly found from Sikkim to Garhwal, Bengal, Assam, Western Ghats and Kerala. It reached to Malaysia, South Africa and Reunion Island from India along with South Indian immigrants. Murraya koenigii is more or less deciduous shrub or small tree reaching up to 6 m in height. The plant has a short trunk with 15-40 cm diameter, smooth, greyish or brown bark and has dense shady crown. The main stem is dark green to brownish in colour. The leaves are bipinnately compound, 15-30 cm long, each bearing 11-25 leaflets alternate on rachis, 2.5-3.5 cm long ovate lanceolate with an oblique base. The leaf margins are irregularly serrate and petiole is 2-3 mm long. Inflorescence is terminal cymes; each bearing 60-90 flowers. Each flower is bisexual, white, funnel shaped sweetly scented, stalked, complete, ebracteate and regular with average diameter of fully opened flower being 1.12 cm. The calyx is deeply lobed with five cleft and pubescent. Petals are five with free, whitish, glabrous dotted glands. Fruits occur in close clusters. They are small ovoid or subglobose, glandular, with thin pericarp enclosing one or two seeds which are spinach green in colour.
Murraya koenigii is one of the plant species with potential medicinal properties. The whole plant and different parts of the plant are used to cure many human ailments.
Curry Leaf Oil in Pharma
The oil is mainly used as stimulant, antidysenteric, anti-periodic, antiemetics, antidiarrheal, blood purifier, tonic, antifungal, depressant, anti-inflammatory. It can also be used to cure body aches, kidney pain, vomiting, stomachic, leucoderma, febrifuge, diabetes mellitus, besides promoting appetite and digestion. Carotenoids, carbazole alkaloids, coumarin, carbazole carboxylic acid, lipids and essential oil are the dominant phytoconstituents of the plant.
Essence of Curry Leaf Oil
Murraya koenigii (L.) Spreng or its common name curry leaf tree is a small strong smelling perennial shrub commonly found in forests as undergrowth. It was originally cultivated in India for its aromatic leaves and for ornament is normally used for natural flavoring in curries and sauces. The aromatic leaves, which retains their flavor and other qualities even after drying, are slightly bitter, acrid, cooling, weakly acidic in tastes and are considered as a tonic, anthelmintic, analgesic, digestive, appetizing and are widely used in Indian cookery for flavoring food stuffs
COMMON USAGE
· Cure diarrhea
· Gastrointestinal protection
· Antioxidant properties
· Anti-diabetic properties
· Fight cancer
· Lower cholesterol levels
· Good for hair growth
· Radioprotective and chemo-protective
· Protect against pathogen attack
· Protect the liver
· Skin care
Ingredients:
S.No |
Key Constituents |
Strength (%) |
1 |
b-phellandrene |
24.4 |
2 |
a-pinene |
17.5 |
3 |
b-caryophyllene |
7.3 |
4 |
Terplene-4-ol |
6.1 |
5 |
(P)-limonene |
5.1 |
6 |
g-terpinene |
4.9 |
7 |
a-phellandrene |
4.8 |
8 |
sabinene |
4.1 |
9 |
b-pinene |
3.7 |
10 |
a-terpinene |
2.8 |
11 |
b-myrcene |
2.3 |
12 |
(E)-b-ocimene |
1.8 |
13 |
a-terpineol |
1.6 |
14 |
a-thujene |
1.6 |
15 |
a-sellnene |
1.1 |
16 |
Terpinolene |
1.1 |
17 |
p-cymene |
1.0 |
18 |
b-phellandrene |
24.4 |
19 |
a-pinene |
17.5 |
20 |
b-caryophyllene |
7.3 |
TOXICOLOGICAL INFORMATION
Safety Summary
· Hazards: skin sensitization if oxidized.
· Cautions: Old or oxidized oils should be avoided.
Safety advice
Because of its high combined a-pinene and (þ)-limonene content it is recommended that oxidation of cypress oil is avoided by storage in a dark, airtight container in a refrigerator. The addition of an antioxidant to preparations containing it is recommended.
Organ-specific effects
Adverse skin reactions: No information found for curry leaf oil or b-phellandrene. Autoxidation products of a-pinene and (þ)- limonene can cause skin sensitization.
Systemic Effects
· Acute toxicity: No information found for curry leaf oil or b-phellandrene.
· Carcinogenic/ anticarcinogenic potential: A Malaysian curry leaf oil with 19.5% b-caryophyllene and 15.2% a-caryophyllene showed a dose-dependent antitumoral action against MCF-7 human breast cancer cells in vitro.
· Skin corrosion/irritation: May cause sensitization by skin contact.
· Serious eye damage/irritation: Spray and vapor in the eyes may cause irritation and smarting.
· Respiratory sensitization: In high concentrations, vapors may irritate throat and respiratory system and cause coughing.
· Reproductive toxicity: Not specified
· STOT-single exposure: Not specified
· STOT-related exposure: Not specified s
· Interactive effects Not specified
· Aspiration Hazard: No Data Available
ECOLOGICAL INFORMATION
· Toxicity: No Additional Data Available.
· Results of PBT and vPvB assessment
o PBT: Not applicable.
o vPvB: Not applicable.
· Persistence and degradability No further relevant information available.
· Bio-accumulative potential No further relevant information available.
· Mobility in soil No further relevant information available.