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Dietary supplement

Boswellia 250 mg Ingredients & Drug Interactions

by Best Naturals

Boswellia 250 mg label
See full label image
Capsule Category: Botanical
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 16, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Boswellia 250 mg against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

Boswellia 250 mg is a dietary supplement by Best Naturals with 1 active ingredient. Its ingredients are commonly taken for osteoarthritis joint pain, rheumatoid arthritis, inflammation.Based on those ingredients, 952 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Boswellia serrata. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Boswellia 250 mg by Best Naturals

Ask about any prescription or over-the-counter medication and we check it for interactions with Boswellia 250 mg by Best Naturals — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Boswellia 250 mg by Best Naturals

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 16, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

This product contains one active ingredient: boswellia serrata, a gum resin from the frankincense tree traditionally used in herbal medicine. The capsule also contains inactive ingredients—microcrystalline cellulose (a binder), magnesium stearate (a lubricant), silicon dioxide (an anti-caking agent), and the capsule itself.

Does it work?

Moderate evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Moderate

Some clinical evidence supports this product's ingredients for its stated purpose, but it isn't conclusive.

Why this rating?
  • The label markets this product for: joint health and inflammation support.
  • We looked for evidence on: Osteoarthritis, Rheumatoid arthritis (RA), Asthma, Crohn disease, Ulcerative colitis, Irritable bowel syndrome (IBS) — and 2 related terms.
  • The strongest evidence on file: Boswellia Serrata is rated "Possibly Effective" for Osteoarthritis (Natural Medicines).
  • Also on file: Boswellia Serrata is rated "Insufficient Reliable Evidence To Rate" for Asthma, Crohn disease, Ulcerative colitis, Irritable bowel syndrome (IBS), and more.

Boswellia serrata is possibly effective for osteoarthritis based on available evidence. For other uses—hay fever, Alzheimer's disease, asthma, and cluster headaches—the evidence we hold is insufficient to rate whether it works.

If you're considering it for one of those conditions, talk with your doctor about what the research actually shows and whether it's a reasonable choice for you.

The evidence, ingredient by ingredient Boswellia Serrata

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

When taken by mouth, boswellia serrata is generally well tolerated, but quality and strength vary widely between products, so consistency matters. The most common side effects are abdominal pain, diarrhea, headache, heartburn, nausea, and itching.

Dizziness and vertigo have also been reported. A rare but serious concern: very large amounts of boswellia gum resin can form a mass (bezoar) in your stomach.

Boswellia is not recommended during pregnancy because there isn't enough safety data. Similarly, safety during breastfeeding is unknown, so it's best avoided while nursing.

Side effects, ingredient by ingredient Boswellia Serrata

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 1 matched ingredient can interact with medications — Boswellia Serrata.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: immunosuppressants / transplant drugs.
  • For scale: 953 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

Before taking this product, check whether you take any drugs that depend on liver enzymes CYP2D6, CYP2C19, CYP1A2, CYP2C9, or CYP3A4 to process (this includes many blood pressure medications, some antidepressants, statins, and others). Additionally, if you take immunosuppressant medications, confirm with your doctor or pharmacist that boswellia won't interfere.

Use the medication checker on this page to look up your specific drugs.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

Boswellia 250 mg may be worth considering if you have osteoarthritis and want to explore plant-based options, but it interacts with a large number of medications by slowing how your liver clears them. Before you start, check your exact prescriptions and over-the-counter drugs with the search tool on this page, and talk it over with your doctor or pharmacist to make sure it won't cause problems.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Jun 16, 2022.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Boswellia 250 mg, straight from the product label.

Brand Best Naturals
Barcode (UPC) 817716014630
Net contents 120 Capsule(s)
Market status On market
Date entered into DSLD Jun 16, 2022
DSLD ID 269362
Product type Botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free, Sugar Free
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Boswellia 250 mg by Best Naturals, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
2 Capsule(s)
Maximum serving Sizes:
2 Capsule(s)
Servings per container
60
UPC/BARCODE
817716014630
IngredientAmount% DV
Boswellia serrata500 mg--

Other ingredients: Microcrystalline Cellulose, Capsule, Magnesium Stearate, Silicon Dioxide

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Formula

Best Naturals Boswellia Extract is concentrated from the specially processed resins and gums of the Boswellia serrata tree. The benefits of boswellia are due to the presence of four triterpene acids, especially B-boswellic acid. This boswellia extract is carefully standardized to contain at least 65% boswellic acids. Certain research publications indicate that Boswellia may help support the following: Supports normal flexibility of body. Supports healthy inflammatory response.

Suggested/Recommended/Usage/Directions

Suggested Use: As a dietary supplement, take two (2) capsules, two to three times daily with meals, or as directed by your qualified healthcare professional.

Precautions

Keep out of the reach of children.

Do not use if safety seal is broken or missing.

Caution: For adults only, if you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Storage

Keep in cool, dry place.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Seals/Symbols

Made in USA

GMP Good Manufacturing Practice Product

Formulation

Premium formula

3rd party lab tested

No artificial color, flavor or sweetener, no preservatives, no sugar, no starch, no corn, no soy, no egg, no milk, no lactose, no gluten, no wheat, no yeast. Sodium free.

FDA Statement of Identity

Dietary Supplement

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Boswellia 250 mg by Best Naturals label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Boswellia 250 mg label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Boswellia 250 mg by Best Naturals

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size2 Capsule(s) Dosage formCapsule Servings per container60 Amounts shown are per serving.

Boswellia serrata

Interacts with
952 drugs
500 mg per serving Form: Total Boswellic Acids

Boswellia serrata is a tree resin used in traditional medicine, mainly for joint pain and inflammation. Some studies suggest it may help with osteoart...

Boswellia serrata monograph & interactions

Other (inactive) ingredients: Microcrystalline Cellulose, Capsule, Magnesium Stearate, Silicon Dioxide. These complete the product’s ingredient list but are not active constituents.

Interaction report

Boswellia 250 mg by Best Naturals Drug Interactions

Want to check YOUR meds against Boswellia 250 mg?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
952Drugs
952 Moderate

Ingredients driving the most interactions

Boswellia serrata 952

Individual Drug Interactions

The ingredients in Boswellia 250 mg interact with 952 drugs. Click any drug to see the details.

1 of the 1 ingredient in Boswellia 250 mg interact with drugs. Each result below shows which ingredient is responsible. Boswellia serrata

Each ingredient & the kinds of drugs it affects

For each ingredient in Boswellia 250 mg with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Boswellia serrata6 drug types · 952 drugs

Cytochrome P450 1A2 (Cyp1A2) Substrates

Theoretically, Boswellia serrata might increase the levels of CYP1A2 substrates.
In vitro research shows that Boswellia serrata gum resin inhibits CYP1A2 enzymes.

Likelihood Possible Evidence D
Cytochrome P450 2C19 (Cyp2C19) Substrates

Theoretically, Boswellia serrata might increase the levels of CYP2C19 substrates.
In vitro research shows that Boswellia serrata gum resin inhibits CYP2C19 enzymes.

Likelihood Possible Evidence D
Cytochrome P450 2C9 (Cyp2C9) Substrates

Theoretically, Boswellia serrata might increase the levels of CYP2C9 substrates.
In vitro research shows that Boswellia serrata gum resin inhibits CYP2C9 enzymes.

Likelihood Possible Evidence D
Cytochrome P450 2D6 (Cyp2D6) Substrates

Theoretically, Boswellia serrata might increase the levels of CYP2D6 substrates.
In vitro research shows that Boswellia serrata gum resin inhibits CYP2D6 enzymes.

Likelihood Possible Evidence D
Cytochrome P450 3A4 (Cyp3A4) Substrates

Theoretically, Boswellia serrata might increase or decrease the levels and clinical effects of CYP3A4 substrates.
In vitro research shows that Boswellia serrata gum resin inhibits CYP3A4 enzymes. Other in vitro research shows that Boswellia serrata extract inhibits CYP3A4 enzymes at most concentrations, although it may modestly induce enzyme activity at low concentrations.

Likelihood Possible Evidence D
Immunosuppressants

Theoretically, Boswellia serrata might alter the effects of immunosuppressive drugs.
Some in vitro research suggests that Boswellia serrata extracts might inhibit mediators of autoimmune disorders such as leukotrienes and reduce production of antibodies and cell-mediated immunity. However, other in vitro research suggests that, when coupled with calcium ions, boswellic acids containing the keto group have immunostimulant properties within specific cell signaling pathways.

Likelihood Possible Evidence D
Boswellia serrata full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Boswellia 250 mg, from the product label.

Best Naturals

See all Best Naturals products
Name
Best Naturals
Street Address
PO Box 394
City
Kenilworth
State
NJ
ZipCode
07033
Phone Number
1-877-659-6004
Web Address
www.shopbestnaturals.com
Pharmacist Counseling Corner

Boswellia 250 mg by Best Naturals: Common Questions

Does Boswellia 250 mg by Best Naturals interact with any medications?
Yes. Based on its ingredients, Boswellia 250 mg has a known interaction with 952 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Boswellia 250 mg contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Is boswellia safe to take while pregnant or breastfeeding?
Not enough safety data exists for pregnancy, so it's best avoided. Safety during breastfeeding is also unknown. If you're pregnant or nursing and interested in boswellia, talk with your doctor or pharmacist about your options.
What are the most common side effects?
The most frequent side effects are abdominal pain, diarrhea, headache, heartburn, nausea, and itching. Dizziness and vertigo can also occur. If any of these bother you, stop and check with your pharmacist.
Does boswellia really work for arthritis?
It's possibly effective for osteoarthritis based on current evidence. That means some research supports it, but the evidence isn't rock-solid. Whether it'll help you is individual—your doctor can help you weigh whether it's worth a try.
Why does the product vary so much between brands?
Boswellia quality and dose differ widely across products because there's no strict standardization. This matters because it can affect both how well it works and how it interacts with your medications.
Can large amounts of boswellia cause serious problems?
Very large amounts of boswellia gum resin can form a mass in your stomach called a bezoar. This is rare, but it's a reason to stick to the recommended dose and not overdo it.

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

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Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Boswellia 250 mg label
Go deeper

The Full Monographs Behind Boswellia 250 mg’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Boswellia Serrata

Interacts with 952 drugs

Boswellia serrata is a tree resin used in traditional medicine, mainly for joint pain and inflammation. Some studies suggest it may help with osteoarthritis symptoms, but the overall evidenc...

Read the full Boswellia Serrata monograph →
Sources

Sources & How We Checked

Boswellia 250 mg's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

The 16 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Boswellia Serrata 16 references
  1. Gupta I, Gupta V, Parihar A, et al. Effects of Boswellia serrata gum resin in patients with bronchial asthma: results of a double-blind, placebo-controlled, 6-week clinical study. Eur J Med Res 1998;3:511-4.
  2. Electronic Code of Federal Regulations. Title 21. Part 182 -- Substances Generally Recognized As Safe. Available at: https://www.accessdata.fda.gov/scripts/cdrh/cfdocs/cfcfr/CFRSearch.cfm?CFRPart=182
  3. Kimmatkar N, Thawani V, Hingorani L, et al. Efficacy and tolerability of Boswellia serrata extract in treatment of osteoarthritis of knee--a randomized double blind placebo controlled trial. Phytomedicine 2003;10:3-7. PubMed
  4. Liu JJ, Nilsson A, Oredsson S, et al. Boswellic acids trigger apoptosis via a pathway dependent on caspase-8 activation but independent on Fas/Fas ligand interaction in colon cancer HT-29 cells. Carcinogenesis 2002;23:2087-93. PubMed
  5. Wildfeuer A, Neu IS, Safayhi H, et al. Effects of boswellic acids extracted from a herbal medicine on the biosynthesis of leukotrienes and the course of experimental autoimmune encephalomyelitis. Arzneimittelforschung 1998;48:668-74.
  6. Gupta I, Parihar A, Malhotra P, et al. Effects of gum resin of Boswellia serrata in patients with chronic colitis. Planta Med 2001;67:391-5. PubMed
  7. Sengupta K, Alluri KV, Satish AR, et al. A double blind, randomized, placebo controlled study of the efficacy and safety of 5-Loxin. Arthritis Res Ther 2008;10:R85.
  8. Sengupta K, Krishnaraju AV, Vishal AA, et al. Comparative efficacy and tolerability of 5-Loxin and Aflapin against osteoarthritis of the knee: a double blind, randomized, placebo controlled clinical study. Int J Med Sci 2010;7:366-77.
  9. Ernst E. Frankincense: systematic review. BMJ 2008;337:a2813. PubMed
  10. Kirste S, Treier M, Wehrle SJ, et al. Boswellia serratea extract acts on cerebral edema in patients irradiated for brain tumors: a prospective, randomized, placebo-controlled, double-blind pilot trial. Cancer 2011;117:3788-95.
  11. Frank A, Unger M. Analysis of frankincense from various Boswellia species with inhibitory activity on human drug metabolising cytochrome P450 enzymes using liquid chromatography mass spectrometry after automated on-line extraction. J Chromatogr A 2006;111 PubMed
  12. Altmann A, Poeckel D, Fischer L, et al. Coupling of boswellic acid-incuded Ca2+ mobilisation and MAPK activation to lipid metabolism and peroxide formation in human leucocytes. Br J Pharmacol 2004;141:223-32.
  13. El Fortia, M., Badi, H., Elalem, Kh, Kadiki, O., and Topov, Y. Olibanum bezoar: complication of a traditional popular medicine. East Mediterr.Health J 2006;12(6):927-929.
  14. Meshkat S, Mahmoodi Baram S, Rajaei S, et al. Boswellia serrata extract shows cognitive benefits in a double-blind, randomized, placebo-controlled pilot clinical trial in individuals who suffered traumatic brain injury. Brain Inj 2022;36(4):553-559. PubMed
  15. Haron MH, Dale O, Martin K, et al. Evaluation of the Herb-Drug Interaction Potential of Commonly Used Botanicals on the US Market with Regard to PXR- and AhR-Mediated Influences on CYP3A4 and CYP1A2. J Diet Suppl 2022. PubMed
  16. Valente IVB, Garcia D, Abbott A, et al. The anti-proliferative effects of a frankincense extract in a window of opportunity phase ia clinical trial for patients with breast cancer. Breast Cancer Res Treat 2024;204(3):521-530. PubMed

See these in context on the Boswellia Serrata monograph →

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.

© 2021 Therapeutic Research Center, LLC

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