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Dietary supplement

Organic Brown Mustard Seed Ingredients & Drug Interactions

by Banyan Botanicals

Organic Brown Mustard Seed label
See full label image
Other (e.g. Tea Bag) 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 Organic Brown Mustard Seed 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

Organic Brown Mustard Seed is a dietary supplement by Banyan Botanicals with 1 active ingredient. Its ingredients are commonly taken for culinary spice, muscle and joint aches (topical plaster), chest congestion (chest rub or poultice).Based on those ingredients, 86 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Brown Mustard. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

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Check Your Meds Against Organic Brown Mustard Seed by Banyan Botanicals

Ask about any prescription or over-the-counter medication and we check it for interactions with Organic Brown Mustard Seed by Banyan Botanicals — and tell you which ingredient is responsible.

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HelloPharmacist Scorecard of Organic Brown Mustard Seed by Banyan Botanicals

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 11, 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: brown mustard seed. Mustard seed has been used traditionally for various purposes, though the evidence backing those uses isn't well established in our data.

The product has no inactive ingredients listed.

Does it work?

Couldn't assess
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
Not assessable

This is a single-ingredient Black Mustard product and its label doesn't state a use — see Black Mustard's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

The evidence for brown mustard seed isn't established in the data we hold. It's been studied for common cold, osteoarthritis, and acute pain, but we don't have reliable evidence to rate how well it works for any of those.

The evidence, ingredient by ingredient Black Mustard

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.

Brown mustard seed is generally well tolerated when used in food amounts—the amounts you'd use as a cooking spice. Concentrated seeds or medicinal doses aren't well studied, and safety data on those uses is limited, so caution is advised if you're considering it as a supplement rather than a spice.

Very large amounts of mustard seed can cause stomach upset, vomiting, diarrhea, and in extreme cases, breathing difficulties. Applied to the skin, mustard oil or powder can irritate or burn the skin, especially with prolonged contact.

Mustard seed is rated likely unsafe in pregnancy—talk with your doctor before use if you're pregnant. Safety data during breastfeeding isn't on file.

Side effects, ingredient by ingredient Black Mustard

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 — Black Mustard.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: diabetes medications.
  • For scale: 86 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.

If you take diabetes medications—insulin or oral diabetes drugs—double-check with your pharmacist before starting this product. Mustard seed may increase the risk of low blood sugar when combined with these drugs.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with no assessable stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

If you're using mustard seed as a cooking spice in normal amounts, it's generally well tolerated. If you take diabetes medications, check your specific drugs first—mustard seed may lower blood sugar further.

Avoid medicinal or concentrated doses unless you've talked with your pharmacist, and don't use it in pregnancy.

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 Feb 25, 2019.

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 Organic Brown Mustard Seed, straight from the product label.

Brand Banyan Botanicals
Net contents 0 Not Present
Market status On market
Date entered into DSLD Feb 25, 2019
DSLD ID 199491
Product type Botanical
Supplement form Other (e.g. Tea Bag)
Dietary claims / uses No Claim
Intended target group(s) Adult (18 - 50 Years), Organic
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 Organic Brown Mustard Seed by Banyan Botanicals, 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:
0.25 Teaspoon(s)
Maximum serving Sizes:
0.25 Teaspoon(s)
IngredientAmount% DV
Brown Mustard0.25 Teaspoon(s)--

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.
General Statements

Ayurvedic herbs

Formula

(Brassica nigra)

Suggested/Recommended/Usage/Directions

Suggested use: Heat 1/4 teaspoon in an oil of your choice until the seeds begin to pop. Remove from heat, use as desired.

FDA Statement of Identity

Dietary Supplement

Brand IP Statement(s)

2011 Banyan Botanicals

Formulation

Certified Organic by New Mexico Department of Agriculture

Seals/Symbols

USDA Organic

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

See for yourself

Organic Brown Mustard Seed by Banyan Botanicals label

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

Organic Brown Mustard Seed 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 Organic Brown Mustard Seed by Banyan Botanicals

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

Serving size0.25 Teaspoon(s) Dosage formOther (e.g. Tea Bag) Amounts shown are per serving.

Brown Mustard

Interacts with
86 drugs
0.25 Teaspoon(s) per serving

Black mustard is best known as a pungent culinary spice and a traditional topical remedy for muscle aches and congestion. Solid human evidence for any...

Brown Mustard monograph & interactions
Interaction report

Organic Brown Mustard Seed by Banyan Botanicals Drug Interactions

Want to check YOUR meds against Organic Brown Mustard Seed?

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
86Drugs
86 Moderate

Ingredients driving the most interactions

Brown Mustard 86

Individual Drug Interactions

The ingredients in Organic Brown Mustard Seed interact with 86 drugs. Click any drug to see the details.

1 of the 1 ingredient in Organic Brown Mustard Seed interact with drugs. Each result below shows which ingredient is responsible. Brown Mustard

Each ingredient & the kinds of drugs it affects

For each ingredient in Organic Brown Mustard Seed 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.

Brown Mustard1 drug type · 86 drugs

Antidiabetes Drugs

Theoretically, black mustard seed might increase the risk of hypoglycemia when used with antidiabetes drugs.
Animal research shows that some extracts of black mustard seeds can reduce blood glucose levels, possibly by regulating the release of insulin and the metabolism of glucose.

Likelihood Possible Evidence D
Brown Mustard full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Organic Brown Mustard Seed, from the product label.

Banyan Botanicals

See all Banyan Botanicals products
Name
Banyan Botanicals
City
Albuquerque
State
NM
ZipCode
87113
Phone Number
1-800-953-6424
Web Address
www.banyanbotanicals.com
Pharmacist Counseling Corner

Organic Brown Mustard Seed by Banyan Botanicals: Common Questions

Does Organic Brown Mustard Seed by Banyan Botanicals interact with any medications?
Yes. Based on its ingredients, Organic Brown Mustard Seed has a known interaction with 86 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Organic Brown Mustard Seed 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.
Can I use this if I take diabetes medication?
Not without checking first. Mustard seed may lower blood sugar, and combined with your diabetes drugs, it could push your blood sugar too low. Run your specific medications through the interaction checker on this page, then talk with your pharmacist or doctor before adding it.
Is this safe to use as a regular cooking spice?
Yes, food amounts of mustard seed are generally well tolerated. The caution applies to concentrated or medicinal doses, which aren't well studied.
Can I take this while pregnant?
No. Mustard seed is rated likely unsafe in pregnancy. Talk with your doctor before using it if you're pregnant or planning to become pregnant.
What side effects should I watch for?
In very large amounts, mustard seed can cause stomach pain, vomiting, and diarrhea. Applied to the skin, mustard oil or powder can irritate or burn the skin, especially over time. Extreme amounts may cause breathing problems.
Does mustard seed actually work for colds, arthritis, or pain?
The evidence isn't established in the data we hold. It's been studied for those uses, but we don't have reliable evidence to say how well it works.

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

Not sure if Organic Brown Mustard Seed is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

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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.

Organic Brown Mustard Seed label
Go deeper

The Full Monographs Behind Organic Brown Mustard Seed’s Ingredients

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

Herb & supplement monograph

Black Mustard

Interacts with 86 drugs

Black mustard is best known as a pungent culinary spice and a traditional topical remedy for muscle aches and congestion. Solid human evidence for any specific health benefit is limited, and...

Read the full Black Mustard monograph →
Sources

Sources & How We Checked

Organic Brown Mustard Seed'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 8 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.

Black Mustard 8 references
  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Leung AY, Foster S. Encyclopedia of Common Natural Ingredients Used in Food, Drugs and Cosmetics. 2nd ed. New York, NY: John Wiley & Sons, 1996.
  3. McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
  4. Gruenwald J, Brendler T, Jaenicke C. PDR for Herbal Medicines. 1st ed. Montvale, NJ: Medical Economics Company, Inc., 1998.
  5. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  6. Anand, P., Murali, K. Y., Tandon, V., Chandra, R., and Murthy, P. S. Preliminary studies on antihyperglycemic effect of aqueous extract of Brassica nigra (L.) Koch in streptozotocin induced diabetic rats. Indian J Exp.Biol 2007;45(8):696-701.
  7. Anand, P., Murali, Y. K., Tandon, V., Murthy, P. S., and Chandra, R. Insulinotropic effect of aqueous extract of Brassica nigra improves glucose homeostasis in streptozotocin induced diabetic rats. Exp.Clin.Endocrinol.Diabetes 2009;117(6):251-256.
  8. Gulbransen, G. and Esernio-Jenssen, D. Aspiration of black mustard. J Toxicol.Clin.Toxicol. 1998;36(6):591-593. PubMed

See these in context on the Black Mustard 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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