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
This product contains one active ingredient: Black Walnut, supplied as a liquid in a base of vegetable glycerin and purified water. Black Walnut is the hull (outer shell) of the black walnut fruit, which is rich in tannins — compounds that give it its astringent properties.
Does it work?
Couldn't assess
The evidence for Black Walnut is insufficient. We don't have enough reliable data to rate whether it works for coronary heart disease or wound healing.
If you're considering it for a specific health goal, talk it over with your doctor or pharmacist to weigh whether the limited evidence makes sense for you.
How safe is it?
Well-documented data
Black Walnut Hull is generally well tolerated when taken by mouth over the short term, though long-term safety hasn't been well studied in humans. Because the hull is high in tannins, the most common side effect is gastrointestinal upset — nausea, stomach discomfort, or changes in bowel habits.
The safety data advises against use during pregnancy and while breastfeeding due to insufficient information.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredients we could check.
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 is a single-ingredient supplement with no documented drug interactions, so medication conflicts aren't a concern. The main caution is gastrointestinal upset from its tannin content and limited long-term safety data in humans.
If you're pregnant, breastfeeding, or have a tree nut allergy, check with your doctor or pharmacist before starting. For other questions about whether it's right for your situation, talk it through with them.
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) | 834711000062 |
| Net contents | 30 mL; 1 fl. Oz. |
| Market status | On market |
| Date entered into DSLD | Sep 25, 2020 |
| DSLD ID | 236986 |
| 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 container60 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?
Can I take this if I have a tree nut allergy?
Will Black Walnut Hull upset my stomach?
Is this safe to take long-term?
Can I take this while pregnant or breastfeeding?
Does Black Walnut Hull help with 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