---
title: "Horse Chestnut — $361K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/pet-supplies/horse-chestnut"
last_updated: "2026-07-21T17:29:46.521Z"
locale: en
meta:
description: "Niche score 50/100 · $361K/yr market · 245K searches/yr. A concentrated shelf (top 5 take 83% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 50/100 · $361K/yr market · 245K searches/yr. A concentrated shelf (top 5 take 83% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Horse Chestnut — $361K/yr Amazon US Niche (2026) - Flapen"
---
# **horse chestnut**
**Worth a look**
Shows low returns (0.0%), but a concentrated shelf (top 5 take 83% of clicks) keeps it on the watch list.
Market size 54Growth 22Conversion 84Competition 14Returns 100Price range 67Avg price 78Brand share 36Review moat 65Quality gap 43
**Returns**
**Incredible****0.0%**
return rate — above 6% kills the launch gate
**Conversion**
**Great****9.1%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Great****$16.08**
avg listing price — sweet spot $15–$100
**Price range**
**Good****$9.07–$27.30**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****912.75**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****$361K**
$361K/yr · 245K searches
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Growth**
**Bad****-5.6%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****83%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, horse chestnut is a $361K/yr Amazon United States market (245K searches/yr). The top 5 brands hold 83% of demand. Verdict: Worth a look — 50/100.
Data updated Jul 17, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **horse chestnut market data**
- **Units sold / yr**
- **25K–30K**
- avg 2,000–2,500/product
- **Revenue / yr**
- **$402K–$482K**
- units × avg price
- **Launch success**
- **—**
- 0 of 1 new (360d)
- **Conversion rate**
- **9.1%**
- **Avg BSR**
- **#2,833**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **75%**
- **Out of stock**
- **3.2%**
- **Avg brand age**
- **83 months**
- **Avg seller age**
- **171 days**
## **Competition & brand share**
The top 5 products capture 83% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**12 **▼falling
**Sellers**
**23**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**83%**
Top 20: 100%
**Open market**
**14%**
- Zazzee36% - Nature's Way23% - Nutricost14% - Carlyle5% - Naturalma5% - SOLARAY3% - Open — no brand owns it (6 brands, 14%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -5.6% search growth over the last 90 days.
9K7KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.7×
[**Open Trend **](https://flapen.com/research/us/pet-supplies/horse-chestnut/trend)
## **Top horse chestnut search terms**
- **horse chestnut extract**106K/yr-11.2%8.4% conv. - **horse chestnut**78K/yr+0.7%8.0% conv. - **horse chestnut supplement**39K/yr-21.8%9.0% conv. - **horse chestnut seed extract**12K/yr+72.3%7.5% conv. - **horse chestnut capsules**7K/yr+8.3%3.2% conv. - **horsechestnut for veins**4K/yr-28.8%7.8% conv. [**All search terms **](https://flapen.com/research/us/pet-supplies/horse-chestnut/search-terms)
## **Top horse chestnut 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%10%$36K20%$72K30%$108K40%$144K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Zazzee Extra Strength Horse Chestnut 10:1 Extract 20% Aescins 120 Vegan Capsules 4 Month Supply Aesculus Hippocastanum Healthy Circulation & Blood Flow Support Non-GMO Made in the USA**Zazzee**$20.60**4.5★867 rev](https://www.amazon.com/dp/B0CT8XLHKV) [2**Natures Way Horse Chestnut Extract Premium Extract Supports Healthy Leg Veins* Standardized to 20% Aescin Non-GMO Project Verified Gluten Free Vegan 90 Capsules**Nature's Way**$9.07**4.5★4,746 rev](https://www.amazon.com/dp/B0002MSSGE) [3**Nutricost Horse Chestnut Extract Capsules 700 MG Per Serving 180 Capsules 90 Servings - Non-GMO Vegan**Nutricost**$15.34**4.6★301 rev](https://www.amazon.com/dp/B0D2RZYWYJ) [4**Carlyle Horse Chestnut Extract | 600mg | 180 Capsules | Herbal Supplement | Non-GMO Gluten Free**Carlyle**$15.28**4.5★653 rev](https://www.amazon.com/dp/B09L1Q84T3) [5**Naturalma Horse Chestnut (Aesculus hippocastanum) Seed Alcohol-Free Tincture - 4 fl oz Liquid Extract in Drops - Herbal Supplement - Vegan**Naturalma**$18.01**4.4★134 rev](https://www.amazon.com/dp/B0B1MHSJJQ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Vitamatic Horse Chestnut Extract 700 mg (Standardized 20% Aescin) with Butchers Broom 4:1 Extract 300 mg 180 Capsules Circulation & Vein Support Non-GMO Gluten Free Made in USA**Vitamatic**$14.11**25 rev2mo ago](https://www.amazon.com/dp/B0GYQ2Q42N) [**Nutricost Horse Chestnut Extract Capsules 700 MG Per Serving 180 Capsules 90 Servings - Non-GMO Vegan**Nutricost**$15.34**301 rev2y ago](https://www.amazon.com/dp/B0D2RZYWYJ) [**Zazzee Extra Strength Horse Chestnut 10:1 Extract 20% Aescins 120 Vegan Capsules 4 Month Supply Aesculus Hippocastanum Healthy Circulation & Blood Flow Support Non-GMO Made in the USA**Zazzee**$20.60**867 rev2y ago](https://www.amazon.com/dp/B0CT8XLHKV) [**NusaPure Horse Chestnut Capsules 300 mg 180 Veg Capsules (Non-GMO Vegan)**NusaPure**$27.30**103 rev2y ago](https://www.amazon.com/dp/B0CMJ98YYK) [**Carlyle Horse Chestnut Extract | 600mg | 180 Capsules | Herbal Supplement | Non-GMO Gluten Free**Carlyle**$15.28**653 rev4y ago](https://www.amazon.com/dp/B09L1Q84T3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Vitamatic Horse Chestnut Extract 700 mg (Standardized 20% Aescin) with Butchers Broom 4:1 Extract 300 mg 180 Capsules Circulation & Vein Support Non-GMO Gluten Free Made in USA**Vitamatic**$14.11**4.8★**▲ 256%**](https://www.amazon.com/dp/B0GYQ2Q42N) [**Solaray Horse Chestnut Extract 400 mg - Standardized to 72 mg Aescin - With 55 mg of Butchers Broom - Vein and Blood Circulation Supplements - Vegan Non-GMO 60-Day Guarantee 60 Servings 60 VegCaps**SOLARAY**$16.31**4.6★**▲ 52%**](https://www.amazon.com/dp/B00014DTSA) [**Natures Way Horse Chestnut Extract Premium Extract Supports Healthy Leg Veins* Standardized to 20% Aescin Non-GMO Project Verified Gluten Free Vegan 90 Capsules**Nature's Way**$9.07**4.5★**▲ 49%**](https://www.amazon.com/dp/B0002MSSGE) [**Life Extension Venotone Standardized Horse Chestnut Promotes Healthy Fluid Balance Gluten-Free Non-GMO 60 Capsules**Life Extension**$13.47**4.5★**▲ 42%**](https://www.amazon.com/dp/B000PC312W) [**Carlyle Horse Chestnut Extract | 600mg | 180 Capsules | Herbal Supplement | Non-GMO Gluten Free**Carlyle**$15.28**4.5★**▲ 24%**](https://www.amazon.com/dp/B09L1Q84T3)
**~~View all trending →~~**
## **What buyers say about horse chestnut**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“What I mainly enjoy about this brand is the consistent quality they continue to offer at a very reasonable value”*
**Inflammation**10%
*“Helps reduce inflammation”*
**Efficiency**7%
*“It's doing its job”*
**Advertised Vs Actual Product**7%
*“Product was as advertised”*
**Joint Pain**7%
*“so far my one trouble spot vein behind my knee is less painful”*
**Value For Money**5%
*“Worth it”*
**Side Effects**4%
*“This supplement has not caused any negative side effects for me”*
**Ease Of Chewing/Swallowing**4%
*“The capsules are easy to take”*
**Vitamin**3%
*“Very good supplement”*
**Dosage**3%
*“This is a standardized dose of what we are seeking”*
### **What buyers complain about **
**Smell**7%
*“The cream does not smell good”*
**Vitamin**6%
*“Better off taking a multi-vitamin”*
**Side Effects**6%
*“Caused terrible nausea”*
**Allergies**5%
*“Thiis not good I dont recommandation this castanha of índia give a big alergia in my eyer Rednes an itching no more”*
**Dosage**5%
*“3000mg is not a safe dosage”*
**Acid Regulator/Stomach Ache Relief**5%
*“stomach pain”*
**Inflammation**5%
*“Still bulging out”*
**Pain Relief-Overall**4%
*“I normally have aching pain from my knees down to my feet 7/10 pain”*
**Taste-Overall**4%
*“Unfortunately, the capsules upset my stomach and left a black pepper taste in my mouth for hours after ingestion”*
**Certifications**3%
*“theres NO scientific proof”*
### **Top return reasons **
**Iron**50%
**Functionality-Overall**50%
## **Common questions**
- **Is horse chestnut profitable to sell on Amazon United States?**
- The niche generates $361K/yr across 12 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -5.6%. Flapen's verdict: Worth a look (50/100).
- **How competitive is the horse chestnut niche?**
- 12 brands and 23 sellers compete. The top 5 products take 83% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in horse chestnut?**
- Top complaints mined from reviews: Smell, Vitamin, Side Effects. The return rate is 0.0%.
- **When does demand for horse chestnut peak?**
- Demand is steady year-round — the busiest month runs 1.7× the quietest.
- **What does it cost to enter the horse chestnut niche?**
- Listings span $9.07–$27.30; the average listing price is $16.08 (sweet spot $15–$100). The average incumbent carries 913 reviews — the moat a new listing must climb.
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