Herb & supplement monograph

Bael Drug Interactions, Uses, Effectiveness, Safety & More

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS ·Updated July 2026

What is this page for?

First and foremost: how Bael interacts with medications. The heart of this page is the interaction list — every drug Bael is known to interact with, and how serious each one is.

But these pages have grown well beyond that into a full monograph — what Bael is, what people use it for and how strong the evidence is, its safety and side effects, and answers to the questions we’re asked most — written and reviewed by the clinical staff at HelloPharmacist. It’s educational information from our licensed clinical databases, not medical advice, and we don’t sell or endorse products. Our editorial policy

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Bael Drug Interactions: The Bottom Line

From the HelloPharmacist Editorial Team · Updated July 2026

Based on the available evidence, the overall risk of a clinically significant Bael drug interaction appears low for most people. None of Bael's known interactions are rated major, and the vast majority are minor concerns based on lab research rather than effects seen in people.

Interactions deserving the most attention

The combinations most worth watching involve diabetes medications. Animal research suggests bael seed and leaf extracts can lower blood glucose, so adding bael could theoretically strengthen these drugs and raise the chance of low blood sugar, which matters for a medicine where levels are watched closely. Bael may also add to the effects of cholinergic drugs, such as donepezil or neostigmine, based on lab findings. Neither concern has been confirmed in human studies, but blood sugar is easy to track, so extra monitoring is reasonable.

What the rest of the list means

Bael's long list of interacting medications looks daunting, but most entries come from lab studies showing bael compounds may slow enzymes the body uses to clear many common drugs. None of these enzyme-based effects has been reported to cause problems in people, so they remain theoretical rather than proven risks.

Check your medications against Bael

Based on HelloPharmacist’s Bael interaction data and reviewed under our editorial standards.

Interaction report

Drugs that interact with Bael

821 medications have a known interaction with Bael, graded by severity. Select any drug for the full evidence-based detail.

Don’t want to scroll the list? Just ask.

Tell us the medications you take and we’ll check each one against Bael using our pharmacist-reviewed interaction data.

AI summaries are generated from our Bael interaction data for education only — always confirm with your pharmacist. How we use AI

2,830 drugs

Read The List Like a Pharmacist

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

Major. Clinically significant; generally best avoided, or used only under direct professional supervision.
Moderate. May need monitoring, a dose adjustment, or separating the times you take each one.
Minor. Generally not clinically significant, but still worth noting and mentioning to your pharmacist.
No known interaction. Checked against our sources with nothing documented — not the same as proven safety.

Likelihood — How Well It’s Documented

Likely. Well-controlled human studies have demonstrated the likely existence of this interaction
Probable. Interaction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
Possible. Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists
Unlikely. Interaction has been demonstrated in animal or in lab research but has been shown not to occur in humans.

Where This Data Comes From

Interaction records are evidence-graded and sourced from the Natural Medicines database (TRC Healthcare), the same reference used by pharmacists and hospitals.
Each drug listed above links to the full report for that exact Bael combination — clinical detail, likelihood, evidence level, and citations.
Content is reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

The big picture

The kinds of drugs Bael affects

Every type of medication (drug category) Bael is known to interact with. Open any category for the detail — or search your exact drug in the checker above.

All 4 drug categories Bael interacts with

Antidiabetes DrugsCholinergic DrugsCytochrome P450 1a2 (cyp1a2) SubstratesCytochrome P450 3a4 (cyp3a4) Substrates

Antidiabetes Drugs

Evidence from animal research suggests that extracts of bael seed and leaf can reduce blood glucose levels. Theoretically, bael might have additive effects with antidiabetes drugs and increase the risk of hypoglycemia. Monitor blood glucose levels closely. Dose adjustments might be necessary.
Some antidiabetes drugs include glimepiride (Amaryl), glyburide (DiaBeta, Glynase PresTab, Micronase), insulin, pioglitazone (Actos), rosiglitazone (Avandia), and others.

Likelihood Possible Evidence D

Cholinergic Drugs

Bael leaf extract shows acetylcholinesterase (AChE) inhibitory activity in vitro. Theoretically, bael might have additive effects with cholinergic drugs and increase the risk of cholinergic side effects.
Cholinergic drugs include bethanechol (Urecholine), donepezil (Aricept), echothiophate (Phospholine Iodide), edrophonium (Enlon, Reversol, Tensilon), neostigmine (Prostigmin), physostigmine (Antilirium), pyridostigmine (Mestinon, Regonol), succinylcholine (Anectine, Quelicin), and tacrine (Cognex).

Likelihood Possible Evidence D

Cytochrome P450 1A2 (Cyp1A2) Substrates

Bael extract and its constituent marmesinin inhibited cytochrome P450 1A2 (CYP1A2) activity in vitro. So far, this interaction has not been reported in humans. Theoretically, bael might increase levels of drugs metabolized by CYP1A2.
Some drugs metabolized by CYP1A2 include amitriptyline (Elavil), haloperidol (Haldol), ondansetron (Zofran), propranolol (Inderal), theophylline (Theo-Dur, others), verapamil (Calan, Isoptin, others), and others. Use bael cautiously or avoid in patients taking these drugs.

Likelihood Possible Evidence D

Cytochrome P450 3A4 (Cyp3A4) Substrates

Bael and its constituents marmelosin and marmesinin inhibited cytochrome P450 3A4 (CYP3A4) activity in vitro. So far, this interaction has not been reported in humans. Theoretically, bael might increase levels of drugs metabolized by CYP3A4.
Some drugs metabolized by CYP3A4 include lovastatin (Mevacor), ketoconazole (Nizoral), itraconazole (Sporanox), fexofenadine (Allegra), triazolam (Halcion), and numerous others. Use bael cautiously or avoid in patients taking these drugs.

Likelihood Possible Evidence D

Monograph

Bael: Uses, Safety & Side Effects

Medically reviewed by Dr. Brian Staiger, PharmD, BCPS · Reviewed July 2026 ·

The bottom line

Bael is a fruit-bearing tree long used in traditional Indian (Ayurvedic) medicine, mostly for digestive problems like diarrhea and indigestion. Modern human evidence for its medicinal benefits is very limited, so it should be viewed mainly as a food and traditional remedy rather than a proven treatment. Talk to your pharmacist or doctor before using bael as a supplement, especially if you are pregnant, breastfeeding, or have a health condition.

Scientific name: Aegle marmelos
Family: Rutaceae
Part used: Fruit (ripe and unripe), leaves, root, and bark
Common forms: Fruit pulp, juice, powder, dried fruit, tea, capsules, and traditional preparations

People commonly use it for

Diarrhea and dysentery
Indigestion and other digestive complaints
Constipation
Blood sugar support
General wellness in traditional medicine

Popular and traditional uses — not proof it works. See “Uses & effectiveness” below for the evidence.

Safety at a glance

OverallUse caution

The ripe fruit is widely eaten as food, but concentrated supplements lack strong safety data.

PregnancyInsufficient reliable information

Insufficient reliable information available; avoid using.

Read the full pregnancy detail

BreastfeedingInsufficient reliable information

Insufficient reliable information available; avoid using.

Read the full breastfeeding detail

Pregnancy & breastfeeding ratings are from Natural Medicines (Therapeutic Research Center). Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Jump to a section

Overview

Bael (Aegle marmelos) is a tree native to India and Southeast Asia. It belongs to the citrus family (Rutaceae) and produces a hard, woody fruit sometimes called Bengal quince. The fruit, along with the leaves, bark, and roots, has a long history of use in Ayurvedic and other traditional medicine systems.

People commonly eat the ripe fruit as food, using its sweet pulp to make jams, drinks, chutneys, and other preserves. In traditional medicine, different parts of the plant are used mostly for stomach and bowel problems such as diarrhea, dysentery, and indigestion.

Today bael is sold as juices, dried fruit, powders, teas, and capsules. While it has a strong place in traditional use, much of the modern research is still early.

How it works

Bael contains a range of natural plant compounds, including tannins, coumarins (such as marmelosin), flavonoids, and other antioxidants. Tannins may help firm up stools, which is one proposed reason bael has traditionally been used for diarrhea.

Laboratory studies suggest some of these compounds may fight certain bacteria, reduce inflammation, and act as antioxidants. Animal studies have also explored possible effects on blood sugar. These are proposed mechanisms based mostly on lab and animal research, and they have not been clearly confirmed in humans.

Effectiveness

Does Bael work?

Here’s what the research actually shows for each use — graded by Natural Medicines and reviewed by Dr. Brian Staiger, PharmD.

Evidence overview · 2 uses evaluated

2 Insufficient evidence

How to read these evidence grades

Natural Medicines’ 7-point scale. We show each rating’s label word-for-word.

1EffectiveStrong, consistent evidence it works.

2Likely EffectiveGood evidence, though not yet conclusive.

3Possibly EffectiveSome evidence suggests a benefit.

4Possibly IneffectiveSome evidence it may not help.

5Likely IneffectiveFairly strong evidence it doesn’t help.

6IneffectiveStrong evidence it doesn’t work.

7Insufficient Reliable Evidence to RateToo little research to say either way.

For Bael, current evidence isn’t strong enough to rate any specific use. The conditions it has been studied for are listed below.

Also studied for 2 conditions — evidence insufficient to rate

Insufficient Reliable Evidence To Rate Asthma

Rating & evidence shown verbatim from Natural Medicines

Clinical research in patients with asthma shows that taking 100 mg of a specific product (AlvioLife) containing a 1:1 combination of bael fruit and boswellia gum resin extracts twice daily for 8 weeks improves activity, asthma symptoms, and emotions compared with placebo. The improvement in the maximum speed of expiration was approximately double that of placebo. The amount of air exhaled during a forced breath was not improved. It is unclear if these effects are due to bael, boswellia, or the combination.

Sources Ref 99299

Insufficient Reliable Evidence To Rate Shigellosis

Rating & evidence shown verbatim from Natural Medicines

Preliminary clinical research shows that taking dried bael fruit powder 6 grams daily for 3 days does not reduce the number of stools in patients with diarrhea due to shigellosis.

Sources Ref 33330

Source & disclaimer. Effectiveness ratings and evidence summaries are provided by Natural Medicines (Therapeutic Research Center) and shown as licensed. Where Natural Medicines hasn’t rated a use, HelloPharmacist’s pharmacists may add their own reviewed rating and evidence (each such entry is labeled). This is educational information, not medical advice — talk with your pharmacist or doctor before starting, stopping, or changing a supplement.

Safety & precautions

The ripe fruit is commonly eaten as food and is generally considered safe in normal food amounts. Less is known about the safety of concentrated supplements, extracts, or large medicinal doses, especially when used long term.

People with diabetes should be cautious, since bael may affect blood sugar; monitor your levels if you use it. Anyone with a chronic health condition, or who is taking prescription medicines, should check with a pharmacist or doctor first.

Pregnancy and breastfeeding: There is not enough reliable safety information, and some traditional sources caution against medicinal use during pregnancy. To be safe, avoid bael supplements and medicinal preparations if you are pregnant or breastfeeding.

Side effects

Bael is usually well tolerated when the fruit is eaten as food. Possible side effects, especially with larger or concentrated amounts, may include stomach upset, bloating, or constipation (partly because of its tannin content).

As with any plant product, allergic reactions are possible. Stop using bael and seek medical care if you notice signs of an allergy such as rash, itching, swelling, or trouble breathing.

Bael: Reported Adverse Effects

Documented safety reports on Bael from the evidence-graded Natural Medicines (TRC Healthcare) database, shown word-for-word from the licensed record.

Consuming large amounts of bael may cause gastrointestinal upset and constipation.

Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

Reports by condition

Constipation Gastrointestinal

Orally, consuming large amounts of bael may cause gastrointestinal upset and constipation.

Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.

DISCLAIMER: This tool is intended for informational purposes only, and should not be interpreted as specific medical advice. Patients should consult with a qualified healthcare provider before making decisions about therapies and/or health conditions.

Adverse-effects data: Natural Medicines, Therapeutic Research Center

Dosing

There is no well-established standardized dose for bael as a supplement. The right amount depends on the product, the part of the plant used, and how it is prepared.

If you choose to use a bael product, follow the directions on the label and do not exceed the recommended amount. Because quality and strength vary between brands, and because reliable dosing data is lacking, it is best to check with your pharmacist or doctor before starting.

Pregnancy & Breastfeeding

Bael & Pregnancy

Insufficient reliable information

Insufficient reliable information available; avoid using.

Bael & Breastfeeding

Insufficient reliable information

Insufficient reliable information available; avoid using.

Pregnancy & lactation ratings: Natural Medicines, Therapeutic Research Center

References & further reading

The 7 references that drive our Bael monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
Sabu, M. C. and Kuttan, R. Antidiabetic activity of Aegle marmelos and its relationship with its antioxidant properties. Indian J Physiol Pharmacol 2004;48(1):81-88.
Kesari, A. N., Gupta, R. K., Singh, S. K., Diwakar, S., and Watal, G. Hypoglycemic and antihyperglycemic activity of Aegle marmelos seed extract in normal and diabetic rats. J Ethnopharmacol 10-11-2006;107(3):374-379. PubMed
Haider, R., Khan, A. K., Aziz, K. M., Chowdhury, A., and Kabir, I. Evaluation of indigenous plants in the treatment of acute shigellosis. Trop.Geogr.Med 1991;43(3):266-270.
Asaduzzaman M, Uddin MJ, Kader MA, et al. In vitro acetylcholinesterase inhibitory activity and the antioxidant properties of Aegle marmelos leaf extract: implications for the treatment of Alzheimer's disease. Psychogeriatrics. 2014;14(1):1-10.
Yugandhar P, Rao KM, Sengupta K. A novel herbal composition containing extracts of Boswellia serrata gum resin and Aegle marmelos fruit alleviates symptoms of asthma in a placebo controlled double-blind clinical study. Phytother Res. 2018;32(1):140-150.
Manda VK, Avula B, Chittiboyina AG, Khan IA, Walker LA, Khan SI. Inhibition of CYP3A4 and CYP1A2 by Aegle marmelos and its constituents. Xenobiotica. 2016;46(2):117-25.

Keep reading

This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

Brand directory

Brands that make products with Bael

27 brands in our database make a supplement containing Bael.

American Medical Holdings 1 product Ayur Earth 21 products Ayush Herbs 37 products Banyan Botanicals 697 products Bixa Botanical 106 products Clinical Synergy Professional Formulas 33 products Doctors' Preferred 30 products Dr. Gumman’s Integrative 7 products Dr. Sinatra 160 products ecoNugenics 102 products Harmony Nutraceuticals 47 products Hawaii Pharm 4,726 products Herbal Hills 425 products Herbal Terra 3,138 products Himalaya 287 products Life Extension 1,966 products Nature's Sunshine 1,360 products Organic India 270 products PADMA 3 products Planetary Herbals 558 products Pure Indian Foods 25 products R-U-Ved 46 products TrueToniqs 7 products Vedic Care 23 products

Product directory

Supplement products with Bael

102 products in our database contain Bael. Open any to see its full ingredient list and every drug interaction we check.

Pharmacist Counseling Corner

Bael: Common Questions

What is Bael used for, and does it work?

People use Bael for a range of reasons, but according to the Natural Medicines database the current clinical evidence is insufficient to confirm it works for the specific conditions it has been studied for. See the graded list on this page, and talk to your pharmacist or doctor before relying on it for any condition.

Does Bael interact with prescription medications?

Yes. We list 821 medications with a known interaction with Bael. Use the checker above to see how Bael interacts with a specific drug.

How are Bael interactions rated?

Each interaction is graded major, moderate, or minor based on how clinically significant it is and the strength of the evidence behind it. Major interactions are the most serious and are best avoided, or used only under close professional supervision.

Is it safe to take Bael with my medications?

It depends on the specific medication. Some combinations are fine, while others call for monitoring, timing changes, or should be avoided. Check your exact drug above and confirm with your pharmacist or doctor before starting, stopping, or changing anything.

Where does this Bael interaction information come from?

Our interaction data is built on the Natural Medicines database — an evidence-graded reference for vitamins, herbs, and supplements — and is reviewed by licensed HelloPharmacist pharmacists, who may add clinical context.

What is Bael used for?

Bael is used mainly in traditional medicine for digestive problems such as diarrhea, dysentery, and indigestion, and the ripe fruit is also eaten as a food. Strong human evidence supporting these medicinal uses is limited.

Is Bael safe to take?

The ripe fruit is widely eaten and generally considered safe as food, but the safety of concentrated supplements is less clear. Check with your pharmacist or doctor before using Bael as a medicine, especially if you have a health condition.

Can I use Bael if I am pregnant or breastfeeding?

There is not enough reliable safety information, and some traditional sources warn against medicinal use in pregnancy. It is best to avoid Bael supplements and medicinal preparations during pregnancy and breastfeeding.

Does Bael help with diarrhea?

Bael has a long traditional reputation for treating diarrhea, possibly because of its tannin content, but high-quality human studies are lacking. Do not rely on it in place of proven care, and see a doctor if diarrhea is severe or lasts more than a couple of days.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Keep exploring

Products that contain Bael

A rotating sample of real supplements in our database that list Bael — open any to see its full ingredients and every drug interaction we check.

See all 102 products with Bael →

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Bael Drug Interactions, Uses, Effectiveness, Safety & More

Your Choice:

Bael Drug Interactions: The Bottom Line

Drugs that interact with Bael

Don’t want to scroll the list? Just ask.

What Severity, Likelihood & Evidence Mean

Severity — How Serious It Can Be

Likelihood — How Well It’s Documented

Where This Data Comes From

The kinds of drugs Bael affects

Bael: Uses, Safety & Side Effects

Overview

How it works

Does Bael work?

Safety & precautions

Side effects

Bael: Reported Adverse Effects

Dosing

Bael & Pregnancy

Bael & Breastfeeding

References & further reading

Brands that make products with Bael

Supplement products with Bael

Bael: Common Questions

Related supplements & herbs

Products that contain Bael

Have a question about Bael?