LAISHA · DRAVYAGUNA

Lavanga

लवङ्ग

Syzygium aromaticum (L.) Merr. & L.M.Perry

Myrtaceae · Syzygium

Benefits & side effects

TRADITIONAL VIEW, WITH SAFETY LIMITS

Hindi name: Laung

What the texts say Lavanga does

What the evidence says. Traditional use is extensive and long recorded. Modern clinical evidence is limited.

Side effects and limits

Avoid or ask first: Clove oil in children, other than under medical direction.

A traditional classification, not a recommendation. The full safety record is below.

Photographs

Matra and anupana

AS THE CLASSICAL TEXTS AND THE API PRESCRIBE

Churna125–500 mg
AnupanaMadhu · Ushnodaka
KalaAdhobhakta

Clove oil is a different preparation and has caused hepatotoxicity in children.

Reported from Sharangadhara Samhita and the Ayurvedic Pharmacopoeia of India. Laisha states what the texts prescribe; it does not recommend. No quantity here is adjusted for a particular person — not for agni, koshtha, bala, age, pregnancy, kidney or liver function, or anything already being taken.

Rasapanchaka

Rasa
KatuTikta
Guna
LaghuSnigdhaTikshna
ViryaSheeta
VipakaKatu
PrabhavaThe texts single out its action on thirst and on nausea, and treat the sheeta virya despite a pungent rasa as its distinctive feature.
DoshakarmaKaphapittahara.

Katu and tikta with — and this is the point students get wrong — sheeta virya, despite the burning taste. Vipaka is katu.

Karma and part used

DeepanaPachanaChhardinigrahanaTrishnanigrahanaKrimighnaMukhashodhana

These are the actions the classical texts record. They are statements about what the tradition holds, and this library does not restate them as findings about a human body.

Upayukta angaPushpa (the dried flower bud)
Why it mattersThe dried unopened flower bud is the dravya. Once the bud opens it is worthless as lavanga, so the whole article depends on picking at the right hour.

Paryaya

DevakusumaShriprasunaLavangakaChandanapushpaVarijaka

Devakusuma and Shriprasuna both call it a flower of the gods, which is what an imported and costly spice was to the people naming it.

Names, by language

EnglishClove
SinhalaKarabu neti
NepaliLwang
HindiLaung
KannadaLavanga
TamilKirambu
TeluguLavangalu
MalayalamGrampu
MarathiLavang
GujaratiLaving
BengaliLobongo
PunjabiLaung
OdiaLabanga
UrduQaranful

Classical references

Bhavaprakasha Nighantu
Karpuradi Varga
Gives the rasa, guna, virya and vipaka of lavanga.
Charaka Samhita
Sutrasthana, chapter 4 (Shadvirechanashatashritiya)
Named among the dravya of the chapter.
Sushruta Samhita
Sutrasthana, chapter 38 (Dravyasangrahaniya)
Included among the dravya grouped by action.

Rasa, guna, virya, vipaka and karma are recorded as the classical texts give them, with the text and section named so a student can open the book and check. Where an exact chapter and verse could not be confirmed, this library names the section rather than inventing a number.

Formulations it appears in

ChyawanprashAmong the dravya of the formulation.
Lavangadi VatiNamed for the dravya.
Eladi ChurnaAmong the dravya of the formulation.
Sitopaladi ChurnaAmong the dravya of the formulation.

Adulterants and substitutes

Spent cloves — those from which the oil has been distilled — are dried and mixed into whole clove, and they look almost right. The traditional test still works: a sound clove sinks in water or floats upright with the head up, while a spent one lies flat on the surface. Clove stems, a legitimate but much cheaper article, are also ground in.

Identity

Matched live against the GBIF backbone on 28 September 2026 at 99 per cent confidence. Eugenia caryophyllata is a synonym. Native to the Moluccas, not to India, and its presence in the classical formularies marks how old the spice trade is.

A WAY TO REMEMBER IT

Syzygium is syzygos, joined — the paired leaves. Aromaticum needs no help. The clove is the unopened flower bud, which is why aromaticum sits on a Syzygium.

What the tradition holds

Lavanga is described in the Bhavaprakasha Nighantu among the aromatics and is recorded as acting on nausea and thirst. That is what the tradition holds and where it is written down, not a finding about what the bud does in a body.

Constituents. The bud carries an essential oil that is mostly eugenol — among the highest proportions of a single compound in any spice, which is why clove oil is so strong.

What the evidence says

StatusTraditional use is extensive and long recorded. Modern clinical evidence is limited.
SuggestedHealth Canada publishes monographs covering Ayurvedic ingredients and permits specific traditional-use claims, which reflects a regulator accepting a documented tradition rather than a body of clinical trial evidence.
Not establishedThere is not enough good clinical evidence to establish an effect on any named health condition. Long traditional use is not a substitute for that evidence, and this library does not present it as one.
The honest gapMost published work studies clove oil or eugenol, and a whole spice used in food is a different article.

Safety

Used daily as a spice with no serious harm documented at culinary use. The caution that matters is clove oil rather than the spice: undiluted clove oil applied in the mouth causes tissue damage and burns, and swallowed in quantity it has caused serious liver injury in children. The gap between a clove in a dish and a bottle of clove oil is large, and this entry treats them as different things.

Side effectsMouth and gum irritation from the oil
Burning sensation
ContraindicationsClove oil in children, other than under medical direction.
InteractionsWarfarin and antiplatelets — eugenol inhibits platelet aggregation. Clove OIL in quantity has caused hepatotoxicity and coagulopathy in children.
Clove oil is not interchangeable with the spice and is the form implicated in poisoning.
Pregnancy and breastfeedingOrdinary culinary use is long established. Medicinal quantities and clove oil in pregnancy or breastfeeding should be discussed with a qualified practitioner first.
Clove oil is not the spiceUndiluted clove oil causes tissue damage where it is applied and has caused serious liver injury when swallowed in quantity, with reported cases in young children. Whole clove used in food does not carry this risk. The distinction is the important part.

Growing it

ClimateWet equatorial tropical; grown in India chiefly in the southern hills.
SoilDeep, rich, well-drained ground with reliable rain.
PlantingA slow-growing evergreen tree, raised from seed, several years to bearing.
HarvestBuds are picked when they turn from green to pink but before they open, then sun-dried until dark brown.
What is not statedThis library has not verified region-specific spacing, variety and yield figures against a named agricultural authority for every growing country, and does not state them rather than guessing.

Grown as a crop: how to grow clove, from sowing to harvest, in Laisha's grow guides.

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What this is not

Sources

GBIF Backbone Taxonomy species-match record for Syzygium aromaticum (L.) Merr. & L.M.Perry
Global Biodiversity Information Facility (GBIF) · read 2026-09-28
Confirming live, rather than from memory, the accepted botanical name and family behind the Sanskrit name.
https://api.gbif.org/v1/species/match?name=Syzygium%20aromaticum
The Ayurvedic Pharmacopoeia of India — Lavanga (Syzygium aromaticum)
Pharmacopoeia Commission for Indian Medicine and Homoeopathy, Ministry of Ayush, Government of India · read 2026-09-28
The official Indian pharmacopoeial standing of the dravya and the identity of the part used as the pharmacopoeial article.
https://pcimh.gov.in/
Compendium of Monographs — Natural Health Products
Health Canada, Natural and Non-prescription Health Products Directorate · read 2026-09-28
A regulator outside India that publishes monographs covering Ayurvedic ingredients — used for the safety framing, and for the line between a permitted traditional-use claim and clinical evidence.
https://www.canada.ca/en/health-canada/services/drugs-health-products/natural-non-prescription/applications-submissions/product-licensing/compendium-monographs.html
Classical matra by dose form
Sharangadhara Samhita, Madhyama Khanda
The classical quantity for each dose form, as the standard reference gives it. Sharangadhara is where Ayurveda's dose forms and their measures are set out, and it is what every Dravyaguna textbook reproduces.
https://niimh.nic.in/ebooks/esharangadhara/
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