Black Walnut Hull Ingredients & Drug Interactions
by Cedar Bear
What is this page for?
First and foremost: checking Black Walnut Hull 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 Hull is a dietary supplement by Cedar Bear 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 Hull by Cedar Bear
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
Low disclosure
Black Walnut Hull contains one active ingredient: black walnut. This liquid formulation also includes vegetable glycerin and purified water as inactive ingredients to create the final product.
Does it work?
Couldn't assess
The evidence we hold shows insufficient reliable data to rate black walnut for coronary heart disease or wound healing. In other words, we don't have enough solid research yet to say whether it works for those purposes or to what degree.
How safe is it?
Well-documented data
Black walnut is generally well tolerated when taken by mouth, but human safety data are limited and long-term use hasn't been well studied, so caution is warranted with extended use. The hull, leaf, and bark all contain high quantities of tannins, which can cause gastrointestinal upset.
Tree nuts, including black walnuts, can trigger allergic reactions in sensitive individuals—tree nuts are a major food allergen in the United States. Daily use of related walnut species has been linked to tongue cancer and lip leukoplakia risk, so this isn't a supplement to take casually or without reason.
For pregnancy, there isn't enough safety information to know either way—talk with your doctor or pharmacist about whether it's appropriate for you. For breastfeeding, the safety data advise against it, so it's best avoided during that time.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredient we could check. Still, it's worth confirming with your own pharmacist that black walnut is safe alongside your specific medications.
The bottom line
Scorecard at a glanceFormula with limited ingredient disclosure with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.
Black Walnut Hull may appeal to you if you're interested in traditional or herbal approaches, but the evidence for its benefits hasn't been established in the data we hold. The tannins in the hull can upset your stomach, and tree nut allergies are common.
If you're pregnant, breastfeeding, or taking any medications regularly, talk it over with your doctor or pharmacist before you start.
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 Sep 25, 2020.
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 Hull, straight from the product label.
| Brand | Cedar Bear |
|---|---|
| Barcode (UPC) | 834711001489 |
| Net contents | 60 mL; 2 fl. Oz. |
| Market status | On market |
| Date entered into DSLD | Sep 25, 2020 |
| DSLD ID | 236987 |
| Product type | Botanical |
| Supplement form | Liquid |
| Dietary claims / uses | All Other, Structure/Function |
| Intended target group(s) | Vegan, Vegetarian, Adult (18 - 50 Years), Kosher, Gluten Free, Sugar 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 Hull by Cedar Bear, sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| Proprietary Blend | 0.5 mL | -- |
| Black Walnut | 0 NP | -- |
Other ingredients: USP Grade Vegetable Glycerin, purified Water
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.
Formulation
Manufactured in the USA
True Alcohol Free Sugar Free Gluten Free
Vegan
Suggested/Recommended/Usage/Directions
Suggested use: .5 mL (10 drops) 1 to 3 times a day, or as needed. Shake well.
Precautions
Note: Consult your physician before use.
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
GMP Good Manufacturing Practices K (Kosher)
Formula
K (Kosher)
Juglans nigra
General Statements
Herbal Single
FDA Statement of Identity
Dietary Supplement
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Black Walnut Hull by Cedar Bear 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 Hull by Cedar Bear
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size0.5 mL Dosage formLiquid Servings per container120 Amounts shown are per serving.
Proprietary Blend
Other (inactive) ingredients: USP Grade Vegetable Glycerin, Purified Water. These complete the product’s ingredient list but are not active constituents.
Black Walnut Hull by Cedar Bear Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Black Walnut Hull. 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 Hull, from the product label.
Cedar Bear
See all Cedar Bear products- Name
- Cedar Bear Naturales INC
- Street Address
- PO Box 158
- City
- Roosevelt
- State
- UT
- ZipCode
- 84066
- Phone Number
- 1-888-854-3727
- Web Address
- Cedarbear.com
Black Walnut Hull by Cedar Bear: Common Questions
Does Black Walnut Hull by Cedar Bear interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
What exactly is black walnut hull?
Will this upset my stomach?
Can I take this if I have a tree nut allergy?
Is this safe to take long-term?
Can I take this while breastfeeding?
Does black walnut work for heart health or wound healing?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Black Walnut Hull 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 Hull’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 Hull'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