---
title: "Black Walnut Extract — $117K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/black-walnut-extract"
last_updated: "2026-08-10T02:43:05.974Z"
locale: en
meta:
description: "Niche score 57/100 · $117K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 57/100 · $117K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Black Walnut Extract — $117K/yr Amazon US Niche (2026) - Flapen"
---
# **black walnut extract**
**Worth a look**
Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 27Growth 15Conversion 71Competition 65Returns 100Price range 82Avg price 85Brand share 80Review moat 61Quality gap 48
**Returns**
**Incredible****0.0%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$19.04**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$9.05–$44.91**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Great****55%**
top-5 brand share — no brand owns this niche
**Conversion**
**Good****6.5%**
search→purchase rate — share of searches ending in a sale
**Competition**
**Good****46%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Good****1,068.85**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$117K**
$117K/yr · 95K searches
**Growth**
**Bad****-20.6%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, black walnut extract is a $117K/yr Amazon United States market (95K searches/yr). The top 5 brands hold 55% of demand. Demand peaks in Oct. Verdict: Worth a look — 57/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **black walnut extract market data**
- **Units sold / yr**
- **6K–8K**
- avg 100–250/product
- **Revenue / yr**
- **$114K–$152K**
- units × avg price
- **Conversion rate**
- **6.5%**
- **Avg BSR**
- **#2,365**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **61 months**
- **Avg seller age**
- **172 days**
## **Competition & brand share**
The top 5 products take 46% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**23 **▲rising
**Sellers**
**524**
**Top-5 brand share**
**55%**
Top 20: 97%
**Top-5 click share**
**46%**
Top 20: 93%
**Open market**
**40%**
- Nature's Answer22% - Wild & Organic14% - Pura Herba9% - Supreme Nutrition Products5% - Clean Nutraceuticals5% - Purafina4%
## **Demand & seasonality**
Weekly Amazon search volume, last 83 weeks — -20.6% search growth over the last 90 days.
4K3KSpike '25Black Friday '25Spike '26 seasonDecJanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun
Peak months: Oct · busiest ÷ quietest = 3.1×
[**Open Trend **](https://flapen.com/research/us/health-household/black-walnut-extract/trend)
## **Top black walnut extract search terms**
- **black walnut extract**32K/yr-40.0%5.3% conv. - **black walnut oil**18K/yr-11.5%4.9% conv. - **black walnut tincture**22K/yr-20.3%6.9% conv. - **black walnut hull tincture**8K/yr-21.3%6.5% conv. - **walnut extract**5K/yr+9.5%4.0% conv. - **black walnut tincture organic**3K/yr+16.6%8.4% conv. - **black walnut drops**3K/yr+22.1%6.7% conv. - **black walnut hull extract**4K/yr+6.2%5.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/black-walnut-extract/search-terms)
## **Top black walnut extract products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%5%$6K10%$12K15%$18K20%$23K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Natures Answer Black Walnut Hull 2000 mg 1 oz - Alcohol-Free Natural Cleanser - Promotes Overall Well Being - Vegetarian Vegan Gluten Free Non-GMO No Preservatives or Artificial Flavors**Nature's Answer**$13.08**4.6★998 rev](https://www.amazon.com/dp/B0014APD3E) [2**Wild & Organic Black Walnut Hull Tincture - Cleanse & Gut Support - Black Walnut Extract Supplement - Fast Absorption Liquid Drops - Add to Tea & Mix with Powder - Without Alcohol & Sugar - 4 fl oz**Wild & Organic**$22.93**4.6★892 rev](https://www.amazon.com/dp/B0C16GY4DJ) [3**Black Walnut Hull Tincture Natural Detox & Digestive Cleanse Organic Black Walnut Extract Drops Alcohol-Free Sugar-Free Vegan Herbal Supplement for Gut & Immune Support**Pura Herba**$10.79**4.7★44 rev](https://www.amazon.com/dp/B0FX3V9WW4) [4**Supreme Nutrition Black Walnut Tincture 2 fl oz | 59 Servings**Supreme Nutrition Products**$31.96**4.8★123 rev](https://www.amazon.com/dp/B0B6GPPV9L) [5**para Defend Wormwood Black Walnut Cleanse for Humans Drops Liquid Soursop Garlic Pumpkin Seed PAU DArco Oil of Oregano Turmeric Berberine Neem Extract Hull Bark Tincture by Clean Nutra**Clean Nutraceuticals**$26.15**4.4★3,974 rev](https://www.amazon.com/dp/B0D75PSYZV)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Wormwood Black Walnut Clove Cleanse Liquid Drops with SourSop Pumpkin Seed Pau DArco Garlic & Oil of Oregano Hull Extract Herb Tincture Drops For Humans 98% Absorption Gut Digestive Health (2oz)**Purafina**$20.04**142 rev5mo ago](https://www.amazon.com/dp/B0G56CZB77) [**ZUZOKKAHA Black Walnut Liquid Drops - 500mg Juglans Nigra Extract - Supports Everyday Wellness Digestive Balance & Cellular Harmony - Vegan Alcohol-Free & Sugar-Free - 2.02 fl oz (60 mL)**ZUZOKKAHA**$12.81**40 rev6mo ago](https://www.amazon.com/dp/B0GFF7CKGL) [**Nutricost Black Walnut Hulls Extract 120 Capsules for 120 Servings - Vegan GMO-Free Gluten-Free**Nutricost**$9.06**46 rev6mo ago](https://www.amazon.com/dp/B0GF41PP8P) [**25-in-1 Liposomal Black Walnut Wormwood Clove Tincture Cleanse for Humans Drops Liquid Lymphatic Support with Garlic Mullein Soursop Pumpkin Seed Berberine Turmeric Echinacea Cinnamon**VivoNu**$13.14**358 rev7mo ago](https://www.amazon.com/dp/B0G4CL9FJQ) [**NEW AGE Black Walnut Liquid Drops Black Walnut Extract - Cleanse Vegan Non-GMO Gluten-Free & Alcohol-Free 4 oz**NEW AGE**$23.18**47 rev8mo ago](https://www.amazon.com/dp/B0FXBT4ZSS)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ZUZOKKAHA Black Walnut Liquid Drops - 500mg Juglans Nigra Extract - Supports Everyday Wellness Digestive Balance & Cellular Harmony - Vegan Alcohol-Free & Sugar-Free - 2.02 fl oz (60 mL)**ZUZOKKAHA**$12.81**4.1★**▲ 380%**](https://www.amazon.com/dp/B0GFF7CKGL) [**25-in-1 Liposomal Black Walnut Wormwood Clove Tincture Cleanse for Humans Drops Liquid Lymphatic Support with Garlic Mullein Soursop Pumpkin Seed Berberine Turmeric Echinacea Cinnamon**VivoNu**$13.14**4.4★**▲ 256%**](https://www.amazon.com/dp/B0G4CL9FJQ) [**Black Walnut Hull Tincture Natural Detox & Digestive Cleanse Organic Black Walnut Extract Drops Alcohol-Free Sugar-Free Vegan Herbal Supplement for Gut & Immune Support**Pura Herba**$10.79**4.7★**▲ 209%**](https://www.amazon.com/dp/B0FX3V9WW4) [**Nutricost Black Walnut Hulls Extract 120 Capsules for 120 Servings - Vegan GMO-Free Gluten-Free**Nutricost**$9.06**4.0★**▲ 181%**](https://www.amazon.com/dp/B0GF41PP8P) [**Wormwood Black Walnut Clove Cleanse Liquid Drops with SourSop Pumpkin Seed Pau DArco Garlic & Oil of Oregano Hull Extract Herb Tincture Drops For Humans 98% Absorption Gut Digestive Health (2oz)**Purafina**$20.04**4.3★**▲ 117%**](https://www.amazon.com/dp/B0G56CZB77)
**~~View all trending →~~**
## **What buyers say about black walnut extract**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**19%
*“It has a strong taste”*
**Quality-Overall**15%
*“I would say quality seems solid”*
**Regulates Digestion**5%
*“Improved digestion”*
**Ease Of Use**4%
*“Easy to take”*
**Efficiency**4%
*“This stuff is really effective”*
**Advertised Vs Actual Product**4%
*“As Advertised”*
**Ingredients-Overall**3%
*“Good ingredients”*
**Value For Money**3%
*“Good value for the money”*
**Acid Regulator/Stomach Ache Relief**3%
*“no stomach upset”*
**Flavor**2%
*“it adds a rich nutty flavor”*
### **What buyers complain about **
**Functionality-Overall**13%
*“No results”*
**Taste-Overall**11%
*“Awful taste”*
**Side Effects**5%
*“Bad, weird side effects”*
**Value For Money**4%
*“Waste of money”*
**Ingredients-Overall**3%
*“No ingredient verification”*
**Allergies**3%
*“Allergic reactiom”*
**Dosage**3%
*“it makes it hard to get the correct dosage”*
**Bitter**3%
*“Incredibly bitter”*
**Sweetness**2%
*“Chemical undertone and not sweet at all”*
**Advertised Vs Actual Product**2%
*“Does not work as advertised”*
### **Top return reasons **
**Functionality-Overall**33%
**Ingredients-Overall**17%
**Leak-Proof**17%
**Value For Money**8%
**Stain Resistance**8%
**Residue**8%
**Advertised Vs Actual Product**8%
## **Common questions**
- **Is black walnut extract profitable to sell on Amazon United States?**
- The niche generates $117K/yr across 26 tracked products. 3 of 7 products launched in the last 360 days are still selling. 90-day search growth is -20.6%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the black walnut extract niche?**
- 23 brands and 524 sellers compete. The top 5 products take 46% of clicks and top 5 brands hold 55% of demand.
- **What do buyers complain about in black walnut extract?**
- Top complaints mined from reviews: Functionality-Overall, Taste-Overall, Side Effects. The return rate is 0.0%.
- **When does demand for black walnut extract peak?**
- Demand peaks in Oct; the busiest month runs 3.1× the quietest.
- **What does it cost to enter the black walnut extract niche?**
- Listings span $9.05–$44.91; the average listing price is $19.04 (sweet spot $15–$100). The average incumbent carries 1,069 reviews — the moat a new listing must climb.
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