Bilwadi Leha
Bilwadi Leha is a classical Ayurvedic avaleha, a semi-solid herbal confection. Listed in Kerala Ayurveda traditional formulary; referenced in Bhaishajya Ratnavali and Sharangadhara Samhita; available from GMP-certified Ayurvedic manufacturers (Kottakkal, AVP, Dabur). The Ayurvedic Formulary of India (Part I, entry 3:18) lists 12 ingredients, beginning with Bilva, Jirna guda, Ghana and Dhanya.
| Also known as | Bilwadi Leha, BilwadiLeha |
|---|---|
| Pharmacopoeia status | Listed in Kerala Ayurveda traditional formulary; referenced in Bhaishajya Ratnavali and Sharangadhara Samhita; available from GMP-certified Ayurvedic manufacturers (Kottakkal, AVP, Dabur) |
Composition
As given in the Ayurvedic Formulary of India, Part I, entry 3:18 (BILVADI LEHA), which cites Sahasrayoga, Lehaprakarana; 1.. Names, parts and quantities are transcribed as printed and checked row by row against the book. Manufacturers' versions of a classical formulation can differ from the formulary.
| # | Ingredient | Part | Quantity |
|---|---|---|---|
| 1 | Bilva * | mula (Rt.) | 1.536 kg |
| 2 | Water for decoction * | 12.288 l, reduced to [illegible] | |
| 3 | Jirna guda * | 768 g | |
| 4 | Ghana (musta) | rhizome | 12 g |
| 5 | Dhanya (dhanyaka) | fruit | 12 g |
| 6 | Jiraka (Svetajiraka) | fruit | 12 g |
| 7 | Truti (suksmaila) * | seed | 12 g |
| 8 | Tvak * | stem bark | 12 g |
| 9 | Kesara (nagakesara) | stamens | 12 g |
| 10 | Sunthi * | rhizome | 12 g |
| 11 | Marica * | fruit | 12 g |
| 12 | Pippali * | fruit | 12 g |
* The scanned text was damaged at this row and the name was read from the entry's own Sanskrit verse.
The evidence at a glance
1paper on this site for this drug, every one with a DOI.
- 1Laboratory and animal studies
A count is not a conclusion and a tier is a study design, not a verdict. Everything listed here is laboratory or animal work, which does not show an effect in people.true See the research index for how papers are tiered.
Names and identification
| Language | Name |
|---|---|
| English | Bilwadi Leha |
Where is it described in the classical texts?
Sahasrayoga, Lehaprakarana (per the Ayurvedic Formulary of India); Bhaishajya Ratnavali and Sharangadhara Samhita (attribution not traced); Kerala Ayurveda tradition; various classical compendia for Atisara and Grahani
How does it work?
- Bilwa (Aegle marmelos) is traditionally used for diarrhea; its astringent action on the intestinal mucosa is attributed to its tannins
- Musta (Cyperus rotundus) provides Grahi (absorbent) and Deepana (digestive stimulant) properties, normalizing stool consistency
- Trikatu stimulates Agni (digestive fire), correcting Mandagni (weak digestion) that underlies IBS pathogenesis in Ayurveda
- Carminative spices (cumin, coriander, cardamom, caraway) are traditionally used to reduce intestinal gas, bloating, and abdominal spasm
- Jaggery base is traditionally regarded as providing mild laxative action, balancing the astringent herbs for normalized bowel function
Which traditional uses are supported by research?
These summaries come from the source notes, which do not name the studies behind them.
- Grahani (IBS): traditionally used for Grahani. A clinical study reported improvement in IBS symptoms, including pain, bloating, diarrhea, and mucus passage.
- Atisara (diarrhea): traditionally used for Atisara. Pharmacological studies have reported anti-diarrheal activity of Bilwa through astringent and antimicrobial mechanisms.
- Pravahika (dysentery): traditionally used for Pravahika. Bael has been reported to have antimicrobial and intestinal mucosal protective properties.
- Agnimandya (digestive weakness): traditionally used for Agnimandya. Trikatu and carminative spices have been reported to enhance digestive enzyme activity and reduce flatulence.
What do recent studies show?
- Tiwari R, Pandya DH, Baghel MS 2013. Clinical evaluation of Bilvadileha in the management of irritable bowel syndrome. Ayu. PMID 24696573 · doi:10.4103/0974-8520.127717
46 IBS patients treated for 12 weeks showed 67.09% improvement in abdominal pain, 100% resolution of bloating, 86.96% improvement in IBS-D, 100% resolution of mucus passage, and 97.50% improvement in urgency
Only studies that could be traced to a published paper are listed here. Classical formulations are researched largely in journals that PubMed does not index, so an absence here reflects the reach of the index rather than the state of the evidence.
Recent safety updates
- Clinical trial in 46 IBS patients over 12 weeks showed no serious adverse effects at recommended doses
- Excess consumption may cause burning sensation, hot flashes, heartburn, or constipation; dose-dependent effects
- Some reports of itching and burning sensation may be attributable to low-quality brands rather than the formulation itself
What is it made of?
The Ayurvedic Formulary of India recipe, every ingredient with its part and quantity, is in the composition table near the top of this page.
Dosage forms and preparation
Dosage Forms: Avaleha/Leha (semi-solid confection), Granules (modern), Capsules (modern)
Standard Dosage: 6-12 g twice daily. The Ayurvedic Formulary of India attributes this formula to Sahasrayoga, Lehaprakarana; 1.
Optimal Timing: After meals or between meals, twice daily, for chronic diarrhea and IBS-type conditions
Storage: Store in wide-mouth glass or food-grade HDPE jars with airtight lids in a cool, dry place. Temperature not exceeding 25°C. Protect from moisture.
Marker Compounds: Marmelosin, Marmelide, Aegelin, Skimmianine, Umbelliferone
Vehicle (Anupana): Warm water or buttermilk
Synergistic Combinations
- Kutajarishta
- Gangadhara Churna
- Bilwa Churna
- Dadimadi Ghrita
Published research
Literature indexed in PubMed that concerns this subject, grouped by study type. A paper appearing here is a record of what has been published, not evidence that the subject works, and laboratory or animal results do not transfer to people. Study titles link to PubMed so you can read the source rather than take our word.
Laboratory and animal studies1
Reviewed by Dr. Awadesh Pratap Singh, BAMS, on 11 October 2026. What that review covered.
Consult a qualified vaidya before acting on anything here. Ayurvedic practice is prescribed to a person, not to a condition: the same dravya is given, withheld or substituted depending on your constitution, your agni, the season and what else you are already taking. A page cannot know any of that. Self-prescribing from a reference is how the wrong preparation, the wrong dose or the wrong anupana gets used.
Educational reference only. Nothing on this page is medical advice, a diagnosis, or a recommendation to take anything. Traditional uses and research findings are reported as published, not as claims about what any product does. If you take prescribed medication, raise any interaction with the prescriber rather than acting on a page. See our editorial standards.