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Dietary supplement

Slippery Elm Bark Ingredients & Drug Interactions

by NusaPure

Capsule Category: Botanical
Most serious interaction: Moderate
The interaction bottom line Most serious interaction: Moderate

Slippery Elm Bark is a dietary supplement by NusaPure with 1 active ingredient. Its ingredients are commonly taken for sore throat and cough, heartburn and acid reflux, digestive upset and ibs.Based on those ingredients, 2,022 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Slippery Elm Bark Extract. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

HelloPharmacist Scorecard of Slippery Elm Bark by NusaPure

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

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: Slippery Elm Bark Extract. Slippery elm is derived from the inner bark of the slippery elm tree and has been used traditionally to soothe the digestive tract.

The inactive ingredients are Cellulose, Magnesium Stearate, and Rice Flour — standard capsule fillers and binders.

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 Slippery Elm product and its label doesn't state a use — see Slippery Elm'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 on slippery elm for specific uses isn't established in the data we hold. Studies have been insufficient to rate whether it works for cancer, constipation, cough, inflammatory bowel disease, or diarrhea.

If you're considering it for a particular condition, talk it over with your doctor or pharmacist — they can tell you what the current research suggests and whether it might fit your health needs.

The evidence, ingredient by ingredient Slippery Elm

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.

Slippery elm is generally well tolerated for short-term use, though high-quality safety data are limited. The main cautions are contact dermatitis and allergic reactions (like hives) when exposed to the bark or pollen — and if you have a tree pollen allergy, you should know this.

For pregnancy: the safety data aren't reliable enough to know either way. For breastfeeding: there isn't enough information to know if it's safe.

If you're pregnant or breastfeeding, talk it over with your doctor or pharmacist before taking this — they can weigh the evidence with your individual situation in mind.

Side effects, ingredient by ingredient Slippery Elm

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 — Slippery Elm.
  • The most serious interaction on file is rated Moderate.
  • For scale: 2,023 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 you start, talk it over with your pharmacist or doctor if you take any oral medications — the mucilage in slippery elm can theoretically reduce how much of those drugs your body absorbs. They can help you schedule this supplement apart from your other drugs to lower that risk.

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.

Slippery Elm Bark is generally well tolerated for short-term use, but its main concern is that it may slow how your body absorbs oral medications — a Moderate interaction risk. If you take any drugs by mouth, confirm with your pharmacist how to space them out from this supplement.

Pregnant or breastfeeding individuals should check with their doctor or pharmacist first, since safety data aren't yet solid.

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 22, 2024.

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 Slippery Elm Bark, straight from the product label.

Brand NusaPure
Barcode (UPC) X001MLTQ4N
Net contents 200 Veg Cap(s)
Market status On market
Date entered into DSLD Feb 22, 2024
DSLD ID 307394
Product type Botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Vegan, Vegetarian, Adult (18 - 50 Years), Women (not pregnant or lactating), Gluten Free, Dairy 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 Slippery Elm Bark by NusaPure, 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:
1 Veggie Capsule(s)
Maximum serving Sizes:
1 Veggie Capsule(s)
Servings per container
200
UPC/BARCODE
X001MLTQ4N
IngredientAmount% DV
Slippery Elm Bark Extract450 mg--

Other ingredients: Cellulose, Magnesium Stearate, Rice Flour

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

Slippery Elm Bark extract 450 mg

Slippery Elm Bark 9000 mg equivalent per capsule

General Statements

New

Please recycle.

Suggested/Recommended/Usage/Directions

Directions: For adults, take one (1) capsule daily, preferably with a meal.

Precautions

Warning: For adults only. Keep out of reach of children.

Pregnant or nursing women: Do not use unless recommended by your physician. Consult physician if taking any medications or have a medical condition.

Allergen information: Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. Produced in a GMP facility that processes other ingredients containing these allergens.

Storage

Store in a cool, dry place after opening.

Formulation

Natural color variation may occur in this product.

Assembled in USA Tested Supports normal nutritional supplementation Guaranteed quality, laboratory tested Made under strict GMP guidelines

Suitable for vegetarians/vegans

Allergen information: Not manufactured with yeast, wheat, gluten, soy, corn, milk, egg, fish, shellfish or tree nut ingredients. GMO free Made with Non-GMO ingredients

FDA Disclaimer Statement

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

Seals/Symbols

Premium Quality Assembled in USA GMO free Made with Non-GMO ingredients Gluten free FDA Registered Facility

Manufactured in a cGMP inspected facility

FDA Statement of Identity

Dietary Supplement

See for yourself

Slippery Elm Bark by NusaPure label

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

What’s inside

The Ingredients in Slippery Elm Bark by NusaPure

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

Serving size1 Veggie Capsule(s) Dosage formCapsule Servings per container200 Amounts shown are per serving.

Slippery Elm Bark Extract

Interacts with
2,022 drugs
450 mg per serving Form: Ulmus fulva bark extract

Slippery elm is a traditional herbal remedy made from the inner bark of a North American elm tree, used mainly to soothe sore throats and irritated di...

Slippery Elm Bark Extract monograph & interactions

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

Interaction report

Slippery Elm Bark by NusaPure Drug Interactions

Want to check YOUR meds against Slippery Elm Bark?

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
2,022Drugs
2,022 Moderate

Ingredients driving the most interactions

Each ingredient & the kinds of drugs it affects

For each ingredient in Slippery Elm Bark 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.

Slippery Elm Bark Extract1 drug type · 2,022 drugs

Oral Drugs

Theoretically, slippery elm may slow the absorption and reduce serum levels of oral drugs.
Slippery elm inner bark contains mucilage, which may interfere with the absorption of orally administered drugs.

Likelihood Possible Evidence D
The maker

Brand information

Manufacturer and brand details for Slippery Elm Bark, from the product label.

NusaPure

See all NusaPure products
Name
Gmax Central, LLC
Street Address
500 Westover Dr. #92909
City
Sanford
State
NC
ZipCode
27330
Pharmacist Counseling Corner

Slippery Elm Bark by NusaPure: Common Questions

Does Slippery Elm Bark by NusaPure interact with any medications?
Yes. Based on its ingredients, Slippery Elm Bark has a known interaction with 2,022 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Slippery Elm Bark 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.
Will slippery elm interact with my blood pressure medication or other oral drugs?
Slippery elm may slow the absorption of any drug you take by mouth, which could lower its level in your bloodstream. That's a Moderate concern. Your pharmacist can suggest a timing schedule — usually spacing out this supplement and your medications by at least a couple hours helps.
What is slippery elm supposed to do?
Slippery elm has been used traditionally to soothe the digestive tract. The evidence for whether it actually works for constipation, diarrhea, cough, inflammatory bowel disease, or cancer isn't strong enough to rate in our data — so we can't say it's proven for any of those.
Can I take slippery elm if I'm pregnant or breastfeeding?
The safety data for pregnancy aren't reliable enough to know either way, and there's too little information about breastfeeding. Talk with your doctor or pharmacist first — they can give you personalized advice based on your situation.
What are the side effects of slippery elm?
It's generally well tolerated for short-term use. Contact dermatitis (a skin rash) and allergic reactions like hives have been reported after exposure to the bark or its pollen — so if you have a tree pollen allergy, be aware of that risk.
How long can I safely take slippery elm?
The safety data are limited, but it's generally considered well tolerated for short-term use. For long-term or ongoing use, talk with your pharmacist or doctor about what's right for you.

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

Not sure if Slippery Elm Bark is safe with your meds?

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Ask a pharmacist

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.

Slippery Elm Bark label
Sources

Sources & How We Checked

Slippery Elm Bark'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 3 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.

Slippery Elm 3 references
  1. The Review of Natural Products by Facts and Comparisons. St. Louis, MO: Wolters Kluwer Co., 1999.
  2. Brinker F. Herb Contraindications and Drug Interactions. 2nd ed. Sandy, OR: Eclectic Medical Publications, 1998.
  3. Czarnecki D, Nixon R, Bekhor P, and et al. Delayed prolonged contact urticaria from the elm tree. Contact Dermatitis 1993;28:196-197. PubMed

See these in context on the Slippery Elm 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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