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Black Walnut Liquid Extract, Black Walnut (Juglans Nigra) Dried Hull Tincture

Common Name : Black Walnut

Botanic Name : Juglans Nigra

State / Part : Dry / Hull

Form : Black Walnut Liquid Drops / Tincture

Process : Cold Extraction
UPC : 840253607324
MPN : BWJNH
SKU : black-walnut-alc-extract
Application : For internal use
Availability : In Stock
- Please Select -
2 Oz $22.95
4 Oz $38.95
2x2 Oz $39.95
2x4 Oz $69.95
4x4 Oz $119.95
32 Oz $189.95
64 Oz $279.95
2x32 Oz $289.95
20x4 Oz $449.95
2 Gal $799.95
$22.95

Black Walnut (Juglans nigra) hull — full-strength alcohol-based liquid extract (tincture). Made in Hawaii, USA with domestic & imported ingredients.

Full strength Organic or pharmacy-grade alcohol, purified water, vegetable glycerin
Ethically sourced Wild-harvested or cultivated Juglans nigra hull
Clean formula Formulated without gluten, fragrances, or any artificial and natural colors
Classic extraction Herb-specific standards, small batches
Made in Hawaii, USA With domestic & imported ingredients, FDA-registered facility
Easy to dose 10–15 drops, up to 4 times a day
PRODUCT DETAILS
IngredientsBlack Walnut (Juglans Nigra) dried hull powder. Origin: USA.
Other ingredientsOrganic or pharmacy-grade alcohol, purified water, vegetable glycerin.
Formulated withoutGluten, fragrances, or any artificial and natural colors.
Suggested useShake well. 10–15 drops (about 0.5 ml) in 2 oz of water, tea or juice, up to 4 times a day or as directed by your practitioner. Tinctures may also be taken directly.
StorageDo not use if the seal is broken or missing. Store in a cool, dry place.
SafetyKeep out of reach of children. If you are pregnant, nursing or taking medication, consult your doctor before use. Discontinue use if any adverse reaction occurs. Excessive consumption may impair the ability to drive or operate machinery.
Large sizes32 oz jars may contain some plant material. No returns on 15x4 oz, 32 oz, 2x32 oz, 64 oz and 2 gal options.
Black Walnut (Juglans Nigra) also known as
Name Language Note
Hei he tao Chinese (Pinyin) Used in modern TCM practice for the American species.
Black Walnut Supplement Commercial Name Frequently used commercial name
Black Walnut Extract Commercial Name Frequently used commercial name
Black Walnut Tincture Commercial Name Frequently used commercial name
American Walnut English Often used in the timber and furniture trade.
Gunwood English Folk name referring to its use in making gunstocks.
Green Hull English Refers specifically to the unripened outer pericarp used in tinctures.
Eastern Black Walnut English Common name used in North America to distinguish from other walnut species.
Noyer d'Amérique French Translates to American Walnut.
Noyer noir French Standard French botanical name.
Schwarznuss German Literal translation: Black nut.
Kala Akhrot Hindi 'Kala' means black; distinguishes it from the common walnut (Juglans regia).
Noce nero Italian Standard Italian common name.
Burakku uonattsu Japanese (Romaji) Katakana transliteration of the English common name.
Americanseon hodu Korean (Romaji) Translates to American walnut.
Wallia nigra Latin (Synonym) A taxonomic synonym used in some older botanical texts.
Juglandis Nigrae Pericarpium Pharmaceutical Latin Specific medical term for the hull or outer casing.
Nogueira-preta Portuguese Standard Portuguese common name.
Orekh chornyy Russian Transliterated from Орех чёрный.
Nogal americano Spanish Used in Latin American regions.
Nogal negro Spanish Commonly used in Spanish herbalism.
Kara ceviz Turkish Literal translation of Black Walnut.
Cây óc chó đen Vietnamese Literal translation of the name.
Frequently Asked Questions about Black Walnut Extract
What is Black Walnut?
Black Walnut (Juglans Nigra) is a botanical herb used in herbal supplement formulations.
What part of the plant is used in Black Walnut extract?
This extract is made from Dry Hull of Juglans Nigra.
Is Black Walnut extract available alcohol-free?
Yes, Hawaii Pharm offers Black Walnut extract in two versions: an alcohol-based herbal tincture (using alcohol as the solvent) and an alcohol-free glycerite (using vegetable glycerin as the solvent). Both versions are available on our website.
What are the other common names for Black Walnut?
Black Walnut is also known as: Hei he tao, Black Walnut Supplement, Black Walnut Extract, Black Walnut Tincture, American Walnut, Gunwood, Green Hull, Eastern Black Walnut, Noyer d'Amérique, Noyer noir, Schwarznuss, Kala Akhrot, Noce nero, Burakku uonattsu, Americanseon hodu, Wallia nigra, Juglandis Nigrae Pericarpium, Nogueira-preta, Orekh chornyy, Nogal americano, Nogal negro, Kara ceviz, Cây óc chó đen.
How should I use Black Walnut extract?
Take as directed. Shake well before use. Store in a cool, dry place away from direct sunlight.
Where is this product made?
Made in the USA by Hawaii Pharm LLC, Honolulu, HI, with domestic & imported ingredients.
What is your return policy?
We offer a 30-day return policy. Returns are free and accepted by mail.
How long does shipping take?
U.S. delivery takes 1 to 5 business days by USPS Priority Mail, UPS or FedEx; USPS Ground Advantage can take 10+ days.
⚠️ 64 fl.oz plastic containers can leak a little during transportation - this is not subject to refund or replacement!

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ETHICALLY SOURCED, NATURAL INGREDIENTS
Our Black Walnut (Juglans Nigra) Hull is selected from regions with optimal growing conditions to support a high concentration of active constituents. We work only with trusted suppliers and focus on sourcing clean, well-preserved botanical material suitable for high-quality liquid extraction.

As a solvent, we use alcohol to preserve the integrity of the extract and support a clean extraction process.
To verify botanical identity and ensure consistency, all raw materials are tested in our laboratory using established analytical techniques. These include High-Performance Thin-Layer Chromatography (HPTLC) for plant authentication and fingerprinting, or Fourier-Transform Infrared Spectroscopy (FTIR) and other in-house methods. Our approach is guided by relevant standards such as those of the USP and Ph. Eur. and cGLP, allowing us to maintain rigorous quality control, ensuring the material meets our specifications for identity, purity and composition.
METICULOUS EXTRACT PREPARATION
Hawaii Pharm determines the optimal herb-to-menstruum ratio for each botanical. For alcohol-based extracts, we use a carefully balanced alcohol blend to ensure maximum extraction of active compounds while preserving the plant's natural integrity.
Our master herbalists analyze each batch and adjust extraction parameters as needed, ensuring consistent quality despite natural variations in botanical sources.
The result is a potent, stable liquid extract that captures the full spectrum of the botanical's benefits.
COMPREHENSIVE LABORATORY TESTING
Every batch undergoes multiple quality assurance tests including:
  • Organoleptic evaluation (color, consistency, aroma)
  • FTIR and/or HPTLC spectral analysis for identity confirmation
  • Microbiological testing (total plate count, E. coli, coliforms)
  • Yeast and mold screening
  • Alcohol content verification
  • Viscosity measurement
  • Refractometric analysis
SUPPLEMENT FACT SHEETS
Supplement Facts
Serving Size: 1 ml
Servings Per Container: 60
Amount Per Serving
% DV

Black Walnut (Juglans Nigra) Dry Hull extract 983 mg R
†

† Daily Value (DV) Not Established.
CERTIFICATE OF ANALYSIS

COAs are available upon request for customers with Wholesaler or Practitioner accounts.

To request a COA, please provide your order number and the batch number from the product label.

This policy helps us ensure traceability and maintain high standards of documentation for professional and bulk-use customers.

Each batch is manufactured with care. Best if used within 3 years of the manufacturing date when stored in a cool, dark place.

LABEL VERSION ver 3.1.2025
label of Black Walnut (<i>Juglans Nigra</i>) Dry Hull Tincture
FDA Registered Facility

All Hawaii Pharm products are manufactured in our FDA registered facility in Hawaii, USA, with domestic & imported ingredients, following strict Good Manufacturing Practices (GMP). Our dedication to quality control ensures consistency and purity in every bottle.

Our Quality Guarantee

We stand behind the quality of our Black Walnut (Juglans Nigra) Dry Hull Tincture with our satisfaction guarantee. Each bottle contains natural botanical ingredients, expertly extracted without preservatives or synthetic additives.

Storage Recommendations

To maintain optimal potency, store your Black Walnut (Juglans Nigra) Dry Hull Tincture in a cool, dark, and dry place. When properly stored, this product retains its quality for at least 6 years from the manufacturing date.

At Hawaii Pharm, quality is our foundation.
Every bottle of our Black Walnut (Juglans Nigra) Dry Hull Tincture undergoes rigorous testing and quality control to ensure you receive only the finest botanical extract.

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