How long is this effective once opened?

Once opened the tincture will start to oxidize, turn brown, and loose potency. We recommend using it within 6 weeks. Once it turns brown you can double your dosage. Thank you for your question! -Dr. Clark Store

"$29.30 ($7.33 / ounce)" it's a 2 ounce bottle. sells on the dr.clark store website for $15.65, which is $7.83/oz. is there an explanation?

Hello Arnold, this is a glitch in the system. This is a 4 fl oz bottle for $29.30 - The picture on this page is correct but the title is incorrect. Please be advised that when you are ordering the tincture for $29.30, you are to receive the 4 fl oz. You can order directly from our website to ensure you are getting the correct product. We are currently working on getting this title fixed to reflect the correct product. Thank you for letting us know about this error. Hope you have a great day Arnold! -Dr. Clark Store Team

Hello Sahara, thank you for your question. Yes, this tincture is GREEN when you open the bottle. The green tincture from the black walnut tree is an Extra Strength formula and far surpasses the potency of many other black walnut tinctures available. Refrigerate after opening and use within 6 weeks. Let us know if you have any other questions. -The. Dr. Clark Store Team

Is this the original product from Dr. Hulda Clark?

You should compare this product and the one at Dr. Clark website: http://www.drclarkstore.com/green-black-walnut-hull-tincture-extra-strength-1-oz/ - do your research and find out.

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Original Green Black Walnut Hull Tincture (Extra Strength) by Dr. Hulda Clark, 4 Fl oz, Herbal Liquid Extract Drops for Intestinal Environment Support and Microbial Balance, Juglans Nigra Supplement

Product ID: 5760387

Details

Brand
Dr Clark Store
Item Form
Liquid
Item Package Quantity
1
Manufacturer
Dr Clark Store
Package Information
Bottle

⚡Extra strength formula, 2x potency

🌿High juglone concentration

💧Pure liquid extract for fast absorption

AR$225072

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Description

🌿 Elevate your gut game with nature’s most potent green power!

DOUBLE STRENGTH BOOST - Twice the black walnut hull concentration compared to regular formulas, maximizing your intestinal environment defense.
CLEAN HYPOALLERGENIC - No synthetic additives or preservatives—just pure, natural support for your digestive health.
POTENT GREEN HULL POWER - Harnesses up to 10x more juglone from fresh, immature black walnut hulls for superior microbial balance.
RAPID ABSORPTION LIQUID - Pure liquid tincture format ensures faster, customizable dosing—ditch slow capsules for instant wellness support.
FRESHLY HARVESTED PURITY - Carefully picked green hulls preserve active compounds, delivering peak potency in every drop.

Dr. Hulda Clark’s Original Green Black Walnut Hull Tincture (Extra Strength) is a 4 fl oz liquid herbal extract made from freshly harvested immature black walnut hulls, delivering up to 10 times the juglone content of mature hulls. This extra strength formula offers double the concentration of black walnut hulls compared to regular versions, supporting intestinal environment balance and microbial health with fast-absorbing, pure liquid drops free from synthetic additives.

Specifications

ASIN	B004SOX1LO
Age Range Description	Adult
Allergen Information	Hypoallergenic
Best Sellers Rank	#34,466 in Health & Household ( See Top 100 in Health & Household ) #1,141 in Blended Vitamin & Mineral Supplements
Brand	Dr Clark Store
Brand Name	Dr Clark Store
Container Type	Bottle
Customer Reviews	4.6 out of 5 stars 1,126 Reviews
Dosage Form	Liquid
Flavor	Black Walnut
Is Product Expirable	Yes
Item Form	Liquid
Item Package Quantity	1
Item Volume	4 Fluid Ounces
Item Weight	4 Ounces
Legal Disclaimer	*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.
Manufacturer	Dr Clark Store
Manufacturer Part Number	10406
Material Features	No Artificial Preservatives
Number of Items	1
Package Information	Bottle
Package Quantity	1
Recommended Uses For Product	Digestive Health
Special Ingredients	Green Black Walnut Hull Extract
Total Servings Per Container	6.0
UPC	652384103930
Unit Count	4.0 Fluid Ounces

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AR$225072

Duties & taxes included

In stock

Sold byAmazon ArgentinaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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