Black Walnut Ingredients & Drug Interactions
by Herbs Etc.
What is this page for?
First and foremost: checking Black Walnut 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 is a dietary supplement by Herbs Etc. 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 by Herbs Etc.
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 by Herbs Etc. is a liquid extract made from fresh black walnut. The product contains one active ingredient — the walnut itself — suspended in a base of grain alcohol, vinegar, and purified water.
Does it work?
Couldn't assess
The evidence on black walnut for coronary heart disease and wound healing is insufficient to rate in our data. That doesn't mean it doesn't work — it means reliable human research hasn't established how well it does.
If you're thinking about it for a specific health goal, chat with your doctor or pharmacist about what the research actually supports for your situation.
How safe is it?
Well-documented data
Orally, the walnut fruit itself is generally well tolerated. However, if this product contains significant amounts of the leaf, bark, or hull of black walnut, those parts are high in tannins and may cause gastrointestinal upset.
Tree nuts, including black walnuts, can trigger allergic reactions in sensitive people — tree nuts are a major food allergen in the United States. Short-term use is considered acceptable for most adults, but long-term safety is not well studied and human data are limited.
During pregnancy, safety data are not sufficient — the facts advise against use. While breastfeeding, the safety information is also inadequate, so it's best to avoid it.
Talk with your doctor or pharmacist before using this product if you're pregnant, planning pregnancy, or breastfeeding.
Meds to double-check
No known interactions
No interactions are documented in our data for the ingredients we could check. That said, run any medications you take through the search tool on this page, and clear this product with your own doctor or pharmacist before you start.
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 by Herbs Etc. has no documented medication interactions, though evidence for its effectiveness on heart health or wound healing is not established in our data. It's generally well tolerated as a short-term oral supplement in adults without a tree nut allergy, but long-term safety isn't well studied.
If you're pregnant, breastfeeding, or have a walnut allergy, check with your doctor or pharmacist before taking it.
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, 2015.
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, straight from the product label.
| Brand | Herbs Etc. |
|---|---|
| Net contents | 8 fl. Oz.; 236 mL |
| Market status | On market |
| Date entered into DSLD | Sep 25, 2015 |
| DSLD ID | 50403 |
| Product type | Botanical |
| Supplement form | Liquid |
| Dietary claims / uses | No Claim |
| Intended target group(s) | Adult (18 - 50 Years) |
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 by Herbs Etc., sourced from the NIH Dietary Supplement Label Database.
Supplement Facts
| Ingredient | Amount | % DV |
|---|---|---|
| fresh Black Walnut | 0 NP | -- |
Other ingredients: 40% Grain Alcohol, Vinegar, 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.
General Statements
Herbal Single
Professional strength
Fresh green hull extract
For dispensing purposes only
Formula
Juglans nigra
FDA Statement of Identity
Fast-Acting Dietary Supplement
General
99018
Is this label outdated? Report a formula or label change and our pharmacy team will review it.
Black Walnut by Herbs Etc. 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 by Herbs Etc.
This is the 1 active ingredient this product is made of. Select it to open its full monograph.
Serving size0 Not Present Dosage formLiquid Amounts shown are per serving.
Fresh 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...
Fresh Black Walnut monograph & interactionsOther (inactive) ingredients: 40% Grain Alcohol, Vinegar, Purified Water. These complete the product’s ingredient list but are not active constituents.
Black Walnut by Herbs Etc. Drug Interactions
We don’t currently list any known drug interactions for the mapped ingredients in Black Walnut. 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, from the product label.
Herbs Etc.
- Name
- Herbs, Etc.
- Street Address
- 1340 Rufina Circle
- City
- Santa Fe
- State
- NM
- ZipCode
- 87507
- Web Address
- www.herbsetc.com
Black Walnut by Herbs Etc.: Common Questions
Does Black Walnut by Herbs Etc. interact with any medications?
How can one product interact with so many drugs?
Where does this information come from?
Will black walnut upset my stomach?
Can I take this if I have a tree nut allergy?
Is it safe to use long-term?
Can I use this while pregnant or breastfeeding?
Does black walnut work for heart health?
Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy
Not sure if Black Walnut 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’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'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