---
title: "Retainer Cleaner — $32.8M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/retainer-cleaner"
last_updated: "2026-08-11T16:44:03.362Z"
locale: en
meta:
description: "Niche score 64/100 · $32.8M/yr market · 7.5M searches/yr · $39.51 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 64/100 · $32.8M/yr market · 7.5M searches/yr · $39.51 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Retainer Cleaner — $32.8M/yr Amazon US Niche (2026) - Flapen"
---
# **retainer cleaner**
**Launch it**
A $32.8M/yr market growing +0.4% this quarter with returns at 0.9% — clears our launch bar.
Market size 100Growth 26Conversion 91Competition 36Returns 95Price range 67Avg price 95Brand share 60Review moat 24Quality gap 62
**Market size**
**Incredible****$32.8M**
$32.8M/yr · 7.5M searches
**Returns**
**Incredible****0.9%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$39.51**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****11.0%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Good****$5.63–$133.15**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****63%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+0.4%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****6,500.64**
avg incumbent reviews — the moat a new listing must climb
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, retainer cleaner is a $32.8M/yr Amazon United States market (7.5M searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Jan–Nov–Dec. Verdict: Launch it — 64/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **retainer cleaner market data**
- **Units sold / yr**
- **800K–1.0M**
- avg 30,000–40,000/product
- **Revenue / yr**
- **$31.6M–$39.5M**
- units × avg price
- **Conversion rate**
- **11.0%**
- **Avg BSR**
- **#21**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **91%**
- **Out of stock**
- **6.3%**
- **Avg brand age**
- **30 months**
- **Avg seller age**
- **133 days**
## **Competition & brand share**
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▼falling
**Sellers**
**78**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**63%**
Top 20: 98%
**Open market**
**25%**
- UEOFEN20% - m3naturals16% - MUAYSY15% - efferdent10% - UMPOPO8% - Zima Dental7%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +0.4% search growth over the last 90 days.
250K150KSpike '24Holiday '24Prime Day '25Spike '25Holiday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Nov, Dec · busiest ÷ quietest = 2.1×
[**Open Trend **](https://flapen.com/research/us/health-household/retainer-cleaner/trend)
## **Top retainer cleaner search terms**
- **retainer cleaner**2.7M/yr+3.7%13.6% conv. - **retainer cleaner machine**1.1M/yr+36.3%5.3% conv. - **ultrasonic retainer cleaner**840K/yr-2.3%5.8% conv. - **invisalign cleaner**676K/yr-3.6%12.3% conv. - **dental pod**621K/yr-25.2%5.8% conv. - **zima dental pod ultrasonic cleaner**459K/yr-21.5%7.2% conv. - **mouth guard cleaner**196K/yr-16.9%12.2% conv. - **night guard cleaner**135K/yr-7.3%11.7% conv. - **dental pod ultrasonic cleaner for retainers**205K/yr-47.5%7.0% conv. - **ultrasonic denture cleaner**102K/yr-18.4%2.8% conv. [**All search terms **](https://flapen.com/research/us/health-household/retainer-cleaner/search-terms)
## **Top retainer cleaner 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%$1.6M10%$3.3M15%$4.9M20%$6.6M1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 22 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**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**4.1★3,170 rev](https://www.amazon.com/dp/B0DSF75WVR) [2**Retainer Cleanser Tablets Invisalign Cleaner Removes Odors Discoloration Stains and Plaque 4 Month Supply Denture Cleansers Retainers Mouth Guards Denture Bath Mint by M3**m3naturals**$20.88**4.7★25,110 rev](https://www.amazon.com/dp/B075WWYBJ7) [3**Upgraded Ultrasonic Retainer Cleaner Machine 45kHz Ultrasonic Dentures Cleaner for Night Guards Braces Aligner Toothbrush Jewelry and More 200ML Capacity Black1**MUAYSY**$35.17**4.1★5,141 rev](https://www.amazon.com/dp/B0F18PRZY8) [4**UMPOPO Ultrasonic Retainer Cleaner Machine 48kHz Dental Cleaning Pod Ultrasonic Retainer Cleaner for Dentures Aligners Mouth Guards Toothbrush Heads and Jewelry with 200ML Capacity LAB Supply**UMPOPO**$40.37**4.3★1,773 rev](https://www.amazon.com/dp/B0GVXVFWR3) [5**Efferdent Denture Cleaner Tablets Dental Appliances Aligners Mouth Guard and Retainer Cleaner Tablets Minty Fresh & Clean 126 Count**efferdent**$5.80**4.8★21,108 rev](https://www.amazon.com/dp/B00X4L6T20)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ultrasonic Retainer Cleaner Machine 45kHz Deep Gentle Dental Cleaning Pod with 304 Stainless Steel Tank 4 Cleaning Modes for Aligners Dentures Mouth Guards Night Guards Toothbrush Heads**Hatorie**$38.79**248 rev1mo ago](https://www.amazon.com/dp/B0GTWHJPYR) [**UMPOPO Ultrasonic Retainer Cleaner Machine 48kHz Dental Cleaning Pod Ultrasonic Retainer Cleaner for Dentures Aligners Mouth Guards Toothbrush Heads and Jewelry with 200ML Capacity LAB Supply**UMPOPO**$40.37**1,773 rev3mo ago](https://www.amazon.com/dp/B0GVXVFWR3) [**Ultrasonic Retainer Cleaner Machine 45kHz Dental Cleaning Pod for Dentures Jewelry Toothbrush Heads Mouth Guards Aligners Braces 200ML Denture Cleaner 4 Modes & Digital Timer Black**WBXWBX**$23.78**690 rev7mo ago](https://www.amazon.com/dp/B0G588GXMP) [**Dental Ultrasonic Retainer Cleaner Machine - 45kHz Cleaning Pod for Dentures Mouth Guard Aligner Night Guard Toothbrush Heads & Jewelry 4 Cleaning Modes Digital Timer 200ML Capacity White**Seyuwise**$29.80**143 rev1y ago](https://www.amazon.com/dp/B0FC24DHN1) [**Ultrasonic Retainer Cleaner Machine 48kHz Denture and Aligner Cleaning Pod for Mouth Guards Night Guards Dental Trays Braces Toothbrushes Jewelry with 200ML Capacity (White)**Clelifove**$37.22**695 rev1y ago](https://www.amazon.com/dp/B0FFG49HC7)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**UMPOPO Ultrasonic Retainer Cleaner Machine 48kHz Dental Cleaning Pod Ultrasonic Retainer Cleaner for Dentures Aligners Mouth Guards Toothbrush Heads and Jewelry with 200ML Capacity LAB Supply**UMPOPO**$40.37**4.3★**▲ 269%**](https://www.amazon.com/dp/B0GVXVFWR3) [**Ultrasonic Retainer Cleaner Machine 45kHz Deep Gentle Dental Cleaning Pod with 304 Stainless Steel Tank 4 Cleaning Modes for Aligners Dentures Mouth Guards Night Guards Toothbrush Heads**Hatorie**$38.79**4.5★**▲ 265%**](https://www.amazon.com/dp/B0GTWHJPYR) [**Ultrasonic Retainer Cleaner Machine 45kHz Dental Cleaning Pod for Dentures Jewelry Toothbrush Heads Mouth Guards Aligners Braces 200ML Denture Cleaner 4 Modes & Digital Timer Black**WBXWBX**$23.78**4.2★**▲ 200%**](https://www.amazon.com/dp/B0G588GXMP) [**Weiss Naturals Retainer Cleaner Tablets Invisalign Cleaner Remove Stains Odors & Plaque PERSULFATE FREE Night Guard & Denture Cleaner 1-Month Supply 30 Mint Scented Tablets**B. WEISS**$9.59**4.8★**▲ 96%**](https://www.amazon.com/dp/B0CY27FW7V) [**Zima Dental Pod PRO: New Ultrasonic Retainer Cleaner Machine. Market-Leading Best Aligner Cleaner Nightguard Cleaner Mouthguard Cleaner Denture Cleaner Ultrasonic Cleaner for Oral Dental Care**Zima Dental**$133.15**4.6★**▲ 75%**](https://www.amazon.com/dp/B0FBCNRDZ5)
**~~View all trending →~~**
## **What buyers say about retainer cleaner**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**27%
*“Cleans quickly”*
**Ease Of Use**12%
*“Easy to Operate”*
**Quality-Overall**10%
*“The build quality is excellent”*
**Efficiency**9%
*“Amazing Results”*
**Value For Money**7%
*“Great Buy”*
**Advertised Vs Actual Product**5%
*“AS described”*
**Cleansing**4%
*“Effective cleaning”*
**Smell**3%
*“Nice smell”*
**Compactness**2%
*“Compact and easy to clean”*
**Design-Overall**2%
*“The design is attractive”*
### **What buyers complain about **
**Durability**37%
*“Broke immediately”*
**Ease Of Cleaning**11%
*“hard to clean”*
**Functionality-Overall**7%
*“Worked once”*
**Quality-Overall**6%
*“Bad Quality”*
**Value For Money**4%
*“more expensive”*
**Stain Resistance**2%
*“Got the stains”*
**Smell**2%
*“The smell is unpleasant”*
**Size-Overall**2%
*“The opening is too small”*
**Ease Of Use**1%
*“It's not easy to use”*
**Advertised Vs Actual Product**1%
*“False advertising”*
### **Top return reasons **
**Functionality-Overall**26%
**Defective Material/Parts**13%
**Size-Overall**11%
**Advertised Vs Actual Product**9%
**Ease Of Cleaning**5%
**Durability**5%
**Product Condition**5%
**Value For Money**5%
**Charging**2%
**Color**2%
## **Common questions**
- **Is retainer cleaner profitable to sell on Amazon United States?**
- The niche generates $32.8M/yr across 22 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is +0.4%. Flapen's verdict: Launch it (64/100).
- **How competitive is the retainer cleaner niche?**
- 18 brands and 78 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in retainer cleaner?**
- Top complaints mined from reviews: Durability, Ease Of Cleaning, Functionality-Overall. The return rate is 0.9%.
- **When does demand for retainer cleaner peak?**
- Demand peaks in Jan–Nov–Dec; the busiest month runs 2.1× the quietest.
- **What does it cost to enter the retainer cleaner niche?**
- Listings span $5.63–$133.15; the average listing price is $39.51 (sweet spot $15–$100). The average incumbent carries 6,501 reviews — the moat a new listing must climb.
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