---
title: "Spearmint Mouthwash — $87K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/spearmint-mouthwash"
last_updated: "2026-08-11T05:54:32.358Z"
locale: en
meta:
description: "Niche score 36/100 · $87K/yr market · 48K searches/yr · $9.84 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 36/100 · $87K/yr market · 48K searches/yr · $9.84 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Spearmint Mouthwash — $87K/yr Amazon US Niche (2026) - Flapen"
---
# **spearmint mouthwash**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 22Growth 18Conversion 99Competition 18Returns 99Price range 54Avg price 32Brand share 0Review moat 19Quality gap 18
**Conversion**
**Incredible****18.3%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$4.11–$27.96**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Okay****$9.84**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****$87K**
$87K/yr · 48K searches
**Review moat**
**Bad****15,750.18**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-13.8%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, spearmint mouthwash is a $87K/yr Amazon United States market (48K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 36/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **spearmint mouthwash market data**
- **Units sold / yr**
- **8K–10K**
- avg 750–1,000/product
- **Revenue / yr**
- **$79K–$98K**
- units × avg price
- **Conversion rate**
- **18.3%**
- **Avg BSR**
- **#102**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **45%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **84 months**
- **Avg seller age**
- **147 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**72**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**0%**
- Listerine73% - TheraBreath24% - Amazon Basics3%
## **Demand**
Weekly Amazon search volume, last 37 weeks — -13.8% search growth over the last 90 days.
1K750Spike '26Nov '25Dec '25Jan '26Mar '26Apr '26May '26
[**Open Trend **](https://flapen.com/research/us/health-household/spearmint-mouthwash/trend)
## **Top spearmint mouthwash search terms**
- **listerine freshburst**13K/yr-23.2%12.5% conv. - **listerine freshburst mouthwash**8K/yr-28.2%18.3% conv. - **listerine fresh burst**4K/yr+82.1%17.2% conv. - **spearmint mouthwash**5K/yr+4.9%6.0% conv. - **therabreath mouthwash mild mint**5K/yr+5.4%19.5% conv. - **therabreath mild mint**5K/yr-4.3%15.9% conv. - **listerine mouthwash fresh burst**4K/yr-41.5%17.3% conv. - **green mouthwash**3K/yr-11.0%13.0% conv. - **listerine fresh burst mouthwash**2K/yr-45.7%15.4% conv. [**All search terms **](https://flapen.com/research/us/health-household/spearmint-mouthwash/search-terms)
## **Top spearmint mouthwash 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%$9K20%$17K30%$26K40%$35K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Listerine - 8679 Freshburst Antiseptic Mouthwash with Germ-Killing Oral Care Formula to Fight Bad Breath Plaque and Gingivitis 1 L**Listerine**$6.71**4.8★22,073 rev](https://www.amazon.com/dp/B005IHSKYS) [2**Listerine Freshburst Intense Antiseptic Mouthwash for Bad Breath Kills 99.9% of Germs that Cause Bad Breath & Fight Plaque & Gingivitis ADA Accepted Mouthwash Convenience Pack 2 x 1 L**Listerine**$13.32**4.8★6,524 rev](https://www.amazon.com/dp/B0B5Y2G4HH) [3**TheraBreath Fresh Breath Mouthwash Mild Mint Flavor Alcohol-Free 16 Fl Oz (2-Pack)**TheraBreath**$13.96**4.6★47,910 rev](https://www.amazon.com/dp/B001ET76AI) [4**TheraBreath Fresh Breath Mouthwash Mild Mint 1 Liter**TheraBreath**$14.03**4.7★264 rev](https://www.amazon.com/dp/B0FD8GZT9S) [5**Listerine Freshburst Antiseptic Mouthwash for Bad Breath Kills 99% of Germs that Cause Bad Breath & Fight Plaque & Gingivitis ADA Accepted Mouthwash Spearmint 500 mL**Listerine**$5.87**4.7★29,703 rev](https://www.amazon.com/dp/B000052YCZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**TheraBreath Fresh Breath Mouthwash Mild Mint 1 Liter**TheraBreath**$14.03**264 rev1y ago](https://www.amazon.com/dp/B0FD8GZT9S) [**Listerine Freshburst Intense Antiseptic Mouthwash for Bad Breath Kills 99.9% of Germs that Cause Bad Breath & Fight Plaque & Gingivitis ADA Accepted Mouthwash Convenience Pack 2 x 1 L**Listerine**$13.32**6,524 rev4y ago](https://www.amazon.com/dp/B0B5Y2G4HH) [**Amazon Basics Fresh Breath Mouthwash for Bad Breath Refreshing Mint Clean Feeling 50.7 Ounce (Pack of 1) (Previously Solimo)**Amazon Basics**$5.92**3,278 rev4y ago](https://www.amazon.com/dp/B09HHC3W3L) [**Listerine Freshburst PocketPaks Breath Strips Dissolving Oral Care Strips for Fresh Breath Travel Essentials Kills 99% of Bad Breath Germs Breath Freshener Spearmint 24-Strip Pack 3 Packs**Listerine**$5.40**4,467 rev10y ago](https://www.amazon.com/dp/B012O5855A) [**Listerine Freshburst Antiseptic Mouthwash with Germ-Killing Oral Care Formula to Fight Bad Breath Plaque and Gingivitis 500 mL**Listerine**$5.60**3,107 rev11y ago](https://www.amazon.com/dp/B00UBJQPH2)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**TheraBreath Fresh Breath Mouthwash Mild Mint 1 Liter**TheraBreath**$14.03**4.7★**▲ 47%**](https://www.amazon.com/dp/B0FD8GZT9S) [**Listerine Travel Essentials Cool Mint PocketPaks Breath Strips Travel Size Mini Mouthwash Breath Fresheners Party Favor Goodie Bag Strips Kill 99% of Bad Breath Germs 3 Pack of 24 ct**Listerine**$5.38**4.8★**▲ 41%**](https://www.amazon.com/dp/B000QXH4PK) [**Listerine Freshburst Intense Antiseptic Mouthwash for Bad Breath Kills 99.9% of Germs that Cause Bad Breath & Fight Plaque & Gingivitis ADA Accepted Mouthwash Convenience Pack 2 x 1 L**Listerine**$13.32**4.8★**▲ 16%**](https://www.amazon.com/dp/B0B5Y2G4HH) [**Listerine Freshburst Antiseptic Mouthwash for Bad Breath Kills 99% of Germs that Cause Bad Breath & Fight Plaque & Gingivitis ADA Accepted Mouthwash Spearmint 500 mL**Listerine**$5.87**4.7★**▲ 11%**](https://www.amazon.com/dp/B000052YCZ) [**Listerine - 8679 Freshburst Antiseptic Mouthwash with Germ-Killing Oral Care Formula to Fight Bad Breath Plaque and Gingivitis 1 L**Listerine**$6.71**4.8★**— 0%**](https://www.amazon.com/dp/B005IHSKYS)
**~~View all trending →~~**
## **What buyers say about spearmint mouthwash**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Breathability**33%
*“Fresh Breath”*
**Value For Money**12%
*“great value”*
**Quality-Overall**11%
*“Excellent product”*
**Ease Of Use**9%
*“Easy to use”*
**Advertised Vs Actual Product**6%
*“Accurate description”*
**Efficiency**5%
*“it works well”*
**Size-Overall**4%
*“This was a convenient size”*
**Cleansing**4%
*“Extra clean feeling”*
**Smell**2%
*“Very good smell”*
**Ease Of Cleaning**2%
*“clean”*
### **What buyers complain about **
**Dilute/Watery**12%
*“Watered down”*
**Breathability**11%
*“no morning breath feeling”*
**Size-Overall**7%
*“Big”*
**Smell**6%
*“doesnt smell great”*
**Value For Money**5%
*“Over priced”*
**Durability**5%
*“Didnt last”*
**Quality-Overall**5%
*“Trash”*
**Alcohol Content**4%
*“It's basically just alcohol diluted with a little water”*
**Adhesion/Stickiness**4%
*“However, the glued ends make it difficult to open the box”*
**Moist/Dry**3%
*“Dry mouth”*
### **Top return reasons **
**Size-Overall**20%
**Advertised Vs Actual Product**14%
**Value For Money**14%
**Breathability**9%
**Leak-Proof**9%
**Functionality-Overall**6%
**Dilute/Watery**4%
**Ingredients-Overall**4%
**Smell**3%
**Defective Material/Parts**3%
## **Common questions**
- **Is spearmint mouthwash profitable to sell on Amazon United States?**
- The niche generates $87K/yr across 11 tracked products. 90-day search growth is -13.8%. Flapen's verdict: Skip it (36/100).
- **How competitive is the spearmint mouthwash niche?**
- 3 brands and 72 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in spearmint mouthwash?**
- Top complaints mined from reviews: Dilute/Watery, Breathability, Size-Overall. The return rate is 0.2%.
- **What does it cost to enter the spearmint mouthwash niche?**
- Listings span $4.11–$27.96; the average listing price is $9.84 (sweet spot $15–$100). The average incumbent carries 15,750 reviews — the moat a new listing must climb.
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