Black Walnut Hulls Ingredients & Drug Interactions
by Herb Stop
What is this page for?
First and foremost: checking Black Walnut Hulls 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
Black Walnut Hulls is a dietary supplement by Herb Stop with 1 active ingredient. Its ingredients are commonly taken for intestinal parasites and worms, digestive complaints, antimicrobial and antifungal support.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.
HelloPharmacist Scorecard of Black Walnut Hulls by Herb Stop
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.
What’s inside
Full disclosure
This product contains one active ingredient: Black Walnut, derived from the hulls of the black walnut tree. The capsule also holds inactive ingredients — Hydroxypropyl Methylcellulose (a capsule material) and purified water.
Does it work?
Couldn't assess
The evidence for Black Walnut isn't established in the data we hold. Effectiveness ratings for coronary heart disease and wound healing are listed as insufficient reliable evidence to rate, meaning the studies so far don't give us a clear answer on whether it works for those purposes.
How safe is it?
Well-documented data
Black Walnut is generally well tolerated when taken by mouth, though the hull — which is what's in this product — contains high levels of tannins that can cause gastrointestinal upset in some people. Tree nut allergies are common, and black walnuts can trigger allergic reactions in sensitive individuals.
The safety data also note that long-term use hasn't been well studied. During pregnancy, there isn't enough safety information; the data advise against use.
While breastfeeding, similarly, safety data are too limited — it's best avoided.
Meds to double-check
No known interactions
No interactions are documented in our data for Black Walnut. Even so, check your exact medications with the search tool on this page, and confirm with your doctor or pharmacist before you start — especially if you're pregnant, breastfeeding, or allergic to tree nuts.
The bottom line
Scorecard at a glanceFully disclosed formula with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.
Black Walnut Hulls might appeal to someone looking for a traditional herbal option, but the evidence for its effectiveness isn't clear, and safety data — especially for long-term use — are limited. Avoid it during pregnancy and breastfeeding.
If you have a tree nut allergy or take any medications, talk with your doctor or pharmacist before starting.
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 Aug 23, 2023.
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
General information
Key facts about Black Walnut Hulls, straight from the product label.
| Brand | Herb Stop |
|---|---|
| Net contents | 300 Veggie Capsule(s) |
| Market status | On market |
| Date entered into DSLD | Aug 23, 2023 |
| DSLD ID | 297163 |
| 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), Organic, Dairy Free |
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 Black Walnut Hulls by Herb Stop, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Black Walnut | 446 mg | -- |
Other ingredients: Hydroxypropyl Methylcellulose, Water, Purified
Tap any ingredient to jump to its full detail below.
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.
Suggested/Recommended/Usage/Directions
Suggested use: Take 1 to 2 capsules with meals 1 to 3 times per day with water, or as directed by your qualified healthcare professional.
Precautions
Safety guideline: Not recommended for long-term use.
Not to be used during pregnancy or lactation. If you have a medical condition or take pharmaceutical drugs, please consult with your doctor before use.
Keep away from children.
Use only as directed on label.
Brand IP Statement(s)
Herb Stop Health in your own hands
Formulation
Herbal capsule
Certified Organic
Supports healthy intestinal flora & environment
Vegan & cruelty-free
Vegan & cruelty-free Made in the USA.
FDA Statement of Identity
Dietary Supplement
FDA Disclaimer Statement
These statements have not been evaluated by the FDA. This product is not intended to diagnose, treat, cure or prevent any disease.
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Black Walnut Hulls by Herb Stop label
The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.
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)The Ingredients in Black Walnut Hulls by Herb Stop
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size1 Capsule(s) Dosage formCapsule Servings per container300 Amounts shown are per serving.
Black Walnut
No knowninteractions
Black walnut is a tree whose green hulls are traditionally used as a natural antiparasitic and digestive remedy, but solid human evidence for these us...
Black Walnut monograph & interactionsOther (inactive) ingredients: Hydroxypropyl Methylcellulose, Water, Purified. These complete the product’s ingredient list but are not active constituents.
Black Walnut Hulls by Herb Stop Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Black Walnut Hulls. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.
Brand information
Manufacturer and brand details for Black Walnut Hulls, from the product label.
Herb Stop
See all Herb Stop products- Name
- The Herb Stop
- Street Address
- PO Box 673
- City
- Pine
- State
- AZ
- ZipCode
- 85544
- Phone Number
- 877.345.4372
- Web Address
- www.herbstop.com
Black Walnut Hulls by Herb Stop: Common Questions
Does Black Walnut Hulls by Herb Stop interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Will Black Walnut Hulls cause stomach upset?
Can I take this if I have a tree nut allergy?
Is Black Walnut safe to take long-term?
Can I take this while pregnant or breastfeeding?
Does Black Walnut work for heart disease or wound healing?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Black Walnut Hulls is safe with your meds?
Our pharmacists answer your medication & supplement questions — free.
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.
The Full Monographs Behind Black Walnut Hulls’s Ingredients
Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.
Sources & How We Checked
Black Walnut Hulls'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.
- NIH Dietary Supplement Label Database (DSLD) — The official product label on file for this supplement.
- Natural Medicines (Therapeutic Research Center) — Evidence-graded clinical reference behind the ingredient interaction data.
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.
Black Walnut 3 references
- Blumenthal M, ed. The Complete German Commission E Monographs: Therapeutic Guide to Herbal Medicines. Trans. S. Klein. Boston, MA: American Botanical Council, 1998.
- McGuffin M, Hobbs C, Upton R, Goldberg A, eds. American Herbal Products Association's Botanical Safety Handbook. Boca Raton, FL: CRC Press, LLC 1997.
- Food and Drug Administration. Food Allergen Labeling and Consumer Protection Act of 2004 (FALCPA); Public Law 108-282, Title II. Accessed on May 19, 2021. Available at: https://www.fda.gov/food/food-allergensgluten-free-guidance-documents-regulatory-infor
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