---
title: "Retainer Brush — $55K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/retainer-brush"
last_updated: "2026-08-11T15:50:37.043Z"
locale: en
meta:
description: "Niche score 43/100 · $55K/yr market · 48K searches/yr · $9.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 43/100 · $55K/yr market · 48K searches/yr · $9.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Retainer Brush — $55K/yr Amazon US Niche (2026) - Flapen"
---
# **retainer brush**
**Skip it**
A small market ($55K/yr) — this niche doesn't clear our bar today.
Market size 14Growth 28Conversion 94Competition 18Returns 76Price range 67Avg price 31Brand share 37Review moat 65Quality gap 57
**Conversion**
**Great****11.8%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$4.00–$37.48**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****914.59**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****83%**
top-5 brand share — brands hold most of the demand
**Avg price**
**Okay****$9.69**
avg listing price — sweet spot $15–$100
**Growth**
**Okay****+2.0%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$55K**
$55K/yr · 48K searches
According to Flapen's Amazon United States niche tracking, retainer brush is a $55K/yr Amazon United States market (48K searches/yr). The top 5 brands hold 83% of demand. Verdict: Skip it — 43/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **retainer brush market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$48K–$58K**
- units × avg price
- **Conversion rate**
- **11.8%**
- **Avg BSR**
- **#80**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **76%**
- **Out of stock**
- **6.3%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **152 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**15 **▲rising
**Sellers**
**36**
**Top-5 brand share**
**83%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**14%**
- GUM24% - BrightWorks23% - qiangXINGYai19% - Octuitey13% - Yeetandoo3% - ORAPICH3% - Open — no brand owns it (9 brands, 14%)
## **Demand**
Weekly Amazon search volume, last 15 weeks — +2.0% search growth over the last 90 days.
1K600Apr '26Apr '26May '26May '26May '26Jun '26Jun '26Jul '26
[**Open Trend **](https://flapen.com/research/us/health-household/retainer-brush/trend)
## **Top retainer brush search terms**
- **retainer brush**23K/yr+4.5%10.8% conv. - **invisalign brush**7K/yr-2.7%7.9% conv. - **retainer cleaner brush**6K/yr-2.5%9.8% conv. - **retainer cleaning brush**5K/yr-6.4%9.8% conv. - **retainer toothbrush**4K/yr+6.3%10.3% conv. - **retainer brush cleaner**4K/yr+10.4%10.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/retainer-brush/search-terms)
## **Top retainer brush 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%$5K20%$11K30%$16K40%$22K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 17 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**BrightWorks Aligner Brush (3 Pack) Safely and Effectively Cleans Aligners Retainers Mouth Guards and Night Guards. Easy to Use and Safe for Most Dental Appliances.**BrightWorks**$12.49**4.5★214 rev](https://www.amazon.com/dp/B0BSWR332P) [2**qiangXINGYai 3 Pcs Denture Cleaning Brush Portable Cleaning Brush False Teeth Brushes for Denture Care Denture Cleaner with Multi-Layered Soft Bristles and Dual Angled**qiangXINGYai**$5.32**4.5★1,189 rev](https://www.amazon.com/dp/B09H5FBCZF) [3**GUM Denture Brush Dual-Headed Hard Bristle Cleaner for Dentures & Acrylic Retainers Dentist Recommended**GUM**$5.88**4.6★1,645 rev](https://www.amazon.com/dp/B01MG58SPC) [4**Octuitey Denture Brush 4Pcs Denture ToothbrushesDenture Cleaning Care Cleaning Brush Double Sided ToothbrushMulti-Layered Bristles and Rubber Anti-Slip Handle (Purple Green Blue Orange)**Octuitey**$6.75**4.4★1,867 rev](https://www.amazon.com/dp/B0BW4BFWFY) [5**GUM Denture Brush Dual-Headed Hard Bristle Cleaner for Dentures & Acrylic Retainers Dentist Recommended Pack of 2**GUM**$8.50**4.6★1,645 rev](https://www.amazon.com/dp/B0D9WBW7KS)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Clofiak 2Pcs Denture Cleaning Brush Kit False Teeth Toothbrush with Case**Clofiak**$7.10**116 rev9mo ago](https://www.amazon.com/dp/B0FW4PGCLZ) [**RyanDesign Denture Cleaning Brushes 2-Pack with Dual-Angle Heads - Soft Nylon Bristles & Ergonomic Grip Travel Denture Brush Kit for Seniors (Green/Purple) | Denture Care Essentials**RyanDesign**$4.98**219 rev1y ago](https://www.amazon.com/dp/B0F4DNMVQD) [**Dental Ultrasonic Retainer Cleaner Machine: 45kHz Dental Cleaning Pod with Digital Timer & 200ML Cleaning for Dentures Mouth Guards Aligners Night Guards Braces Toothbrush Heads & Jewelry White**UEOFEN**$37.48**3,170 rev1y ago](https://www.amazon.com/dp/B0DSF75WVR) [**Yeetandoo 1Pcs Premium Dual-Sided Denture Cleaning Brush with Multi-Layered Soft Bristles and Rubber Anti-Slip Handle - Portable False Teeth Cleaning Tool for Efficient Denture Care (1)**Yeetandoo**$4.00**243 rev1y ago](https://www.amazon.com/dp/B0DS5GNMX6) [**NUTLET 2Pcs Denture Brush False Teeth Toothbrush with 1 White Carrying Case Effective Denture Cleaning Brush with Multi-Layered Soft Bristles Green and Purple**NUTLET**$8.04**435 rev1y ago](https://www.amazon.com/dp/B0DCNBMK2J)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Yeetandoo 1Pcs Premium Dual-Sided Denture Cleaning Brush with Multi-Layered Soft Bristles and Rubber Anti-Slip Handle - Portable False Teeth Cleaning Tool for Efficient Denture Care (1)**Yeetandoo**$4.00**4.3★**▲ 143%**](https://www.amazon.com/dp/B0DS5GNMX6) [**EverSmile AlignerFresh Cleaning Spray for Invisalign and All Clear Aligners and Retainers On-the-Go Cleaning & Teeth Whitening Kills Bacteria Fights Bad Breath Mint Flavor 10ml (2 Pack)**EverSmile**$11.84**4.3★**▲ 137%**](https://www.amazon.com/dp/B07HFGTBSY) [**TCS Fresh Soft Bristle Denture Brush for Dentures Retainers & Aligners Made with Premium Dupont Nylon Bristles (0.18 mm) for Gentle Plaque Removal Ergonomic Handle & Dual Brush Heads 3 Pack**TCS**$12.22**4.4★**▲ 121%**](https://www.amazon.com/dp/B06XGB1C9L) [**GUM Denture Brush Dual-Headed Hard Bristle Cleaner for Dentures & Acrylic Retainers Dentist Recommended Pack of 2**GUM**$8.50**4.6★**▲ 84%**](https://www.amazon.com/dp/B0D9WBW7KS) [**Clofiak 2Pcs Denture Cleaning Brush Kit False Teeth Toothbrush with Case**Clofiak**$7.10**4.4★**▲ 28%**](https://www.amazon.com/dp/B0FW4PGCLZ)
**~~View all trending →~~**
## **What buyers say about retainer brush**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**21%
*“Cleans Well”*
**Quality-Overall**11%
*“seems well made”*
**Ease Of Use**10%
*“Easy and gets job done”*
**Value For Money**8%
*“GOOD DEAL”*
**Efficiency**8%
*“that it is very effective”*
**Advertised Vs Actual Product**6%
*“Just what I wanted”*
**Brush Quality**4%
*“Soft bristles”*
**Durability**3%
*“Its easy to use and durable”*
**Soft Feel**3%
*“the bristles are soft”*
**Size-Overall**2%
*“Also its size is so perfect can fits everywhere”*
### **What buyers complain about **
**Durability**42%
*“Didn't even last a year”*
**Ease Of Cleaning**10%
*“poor cleaning ability”*
**Functionality-Overall**6%
*“Not effective”*
**Quality-Overall**6%
*“Garbage Products”*
**Size-Overall**4%
*“Way too short”*
**Hard Feel**3%
*“If these were not so soft I would have given a higher review”*
**Value For Money**2%
*“Absolute Waste of Money”*
**Strength**2%
*“Not sturdy enough”*
**Smell**1%
*“the smell after a day or two was gross”*
**Advertised Vs Actual Product**1%
*“Does not work as advertised”*
### **Top return reasons **
**Functionality-Overall**26%
**Size-Overall**19%
**Defective Material/Parts**13%
**Advertised Vs Actual Product**9%
**Durability**5%
**Ease Of Cleaning**5%
**Product Condition**5%
**Value For Money**3%
**Quality-Overall**2%
**Charging**1%
## **Common questions**
- **Is retainer brush profitable to sell on Amazon United States?**
- The niche generates $55K/yr across 17 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +2.0%. Flapen's verdict: Skip it (43/100).
- **How competitive is the retainer brush niche?**
- 15 brands and 36 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 83% of demand.
- **What do buyers complain about in retainer brush?**
- Top complaints mined from reviews: Durability, Ease Of Cleaning, Functionality-Overall. The return rate is 1.9%.
- **What does it cost to enter the retainer brush niche?**
- Listings span $4.00–$37.48; the average listing price is $9.69 (sweet spot $15–$100). The average incumbent carries 915 reviews — the moat a new listing must climb.
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