---
title: "Retainer Cleaner Case — $131K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/retainer-cleaner-case"
last_updated: "2026-08-11T20:45:12.708Z"
locale: en
meta:
description: "Niche score 54/100 · $131K/yr market · 199K searches/yr · $13.38 avg price. A small market ($131K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 54/100 · $131K/yr market · 199K searches/yr · $13.38 avg price. A small market ($131K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Retainer Cleaner Case — $131K/yr Amazon US Niche (2026) - Flapen"
---
# **retainer cleaner case**
**Worth a look**
Shows no brand lock-in (top 5 brands take 57% of clicks), but a small market ($131K/yr) keeps it on the watch list.
Market size 29Growth 35Conversion 58Competition 62Returns 76Price range 73Avg price 62Brand share 78Review moat 50Quality gap 43
**Brand share**
**Great****57%**
top-5 brand share — no brand owns this niche
**Returns**
**Great****1.9%**
return rate — above 5% kills the launch gate
**Price range**
**Good****$4.88–$42.73**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Good****48%**
top-5 click share — leaders hold, buyers still browse
**Avg price**
**Good****$13.38**
avg listing price — sweet spot $15–$100
**Conversion**
**Good****4.9%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Okay****1,521.96**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Growth**
**Okay****+8.3%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****$131K**
$131K/yr · 199K searches
**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 case is a $131K/yr Amazon United States market (199K searches/yr). The top 5 brands hold 57% of demand. Verdict: Worth a look — 54/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **retainer cleaner case market data**
- **Units sold / yr**
- **13K–15K**
- avg 250–500/product
- **Revenue / yr**
- **$167K–$201K**
- units × avg price
- **Conversion rate**
- **4.9%**
- **Avg BSR**
- **#19**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **3.6%**
- **Avg brand age**
- **33 months**
- **Avg seller age**
- **136 days**
## **Competition & brand share**
The top 5 products take 48% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**19 **▼falling
**Sellers**
**46**
**Top-5 brand share**
**57%**
Top 20: 100%
**Top-5 click share**
**48%**
Top 20: 92%
**Open market**
**35%**
- Keedolla19% - Uouovo13% - MURRI&MURRDI10% - Maoerdental8% - M3 Naturals8% - Annhua8%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +8.3% search growth over the last 90 days.
8K6KPrime Day '25Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.3×
[**Open Trend **](https://flapen.com/research/us/health-household/retainer-cleaner-case/trend)
## **Top retainer cleaner case search terms**
- **retainer cleaner case**75K/yr+8.0%5.5% conv. - **retainer cleaning case**26K/yr+1.9%5.9% conv. - **invisalign cleaning case**12K/yr+9.9%6.6% conv. - **retainer case cleaner**12K/yr+20.1%4.0% conv. - **retainer soaking case**10K/yr+11.8%5.5% conv. - **retainer cup**10K/yr+7.4%6.2% conv. - **invisalign cleaner case**7K/yr+31.1%4.9% conv. - **retainer bath case**7K/yr-9.2%5.5% conv. - **retainer cleaner container**5K/yr+15.9%6.6% conv. - **retainer cleaner cup**5K/yr+22.5%8.6% conv. [**All search terms **](https://flapen.com/research/us/health-household/retainer-cleaner-case/search-terms)
## **Top retainer cleaner case 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%4%$5K8%$10K12%$16K16%$21K1001K10K 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**Black Denture Soaking Container Partial Denture Case Orthodontic Retainer Cleaning Case Denture Cleaner Container Dentures Teeth Cup with Strainer and Lid Waterproof**Keedolla**$6.02**4.7★6,616 rev](https://www.amazon.com/dp/B0BX9PVYSM) [2**MURRI&MURRDI Retainer Mouth Guard Soak Container Box Denture Bath Case with Strainer Basket Braces Cleaner Cup Leak Proof Travel Cleaning Storage Holder for Aligners Dental Pink**MURRI&MURRDI**$9.98**4.4★862 rev](https://www.amazon.com/dp/B0C1P4GYN1) [3**Uouovo Upgraded Denture Bath Box Cup No-Leak Denture case Retainer Cleaning Box Complete Clean Care for Dentures Clear Braces Mouth Guard Night Guard & Retainers (transparent grey)**Uouovo**$9.98**4.6★2,158 rev](https://www.amazon.com/dp/B09VNSTSCT) [4**Dental Orthodontic Retainer Container Cleaning Case Denture Bath Box Case Cup Holder Mouthguard Storage Soaking Case - Pink**Annhua**$6.10**4.7★1,804 rev](https://www.amazon.com/dp/B08XBW1X7J) [5**Retainer Cleaner and Soak Container No-Mess Cleaning Tablets with Universal Denture Bath Case and Strainer Multipurpose for Mouth Guard Stains Odor and Plaque (92 Tablets + 1 Bath) by M3**M3 Naturals**$20.50**4.7★632 rev](https://www.amazon.com/dp/B0BMDZZYDT)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Denture Case 2-in-1 Retainer Cleaner Case with Mirror & Strainer Portable Aligner Bath Soaking Cup for Travel Cute Orthodontic Storage Box for Mouth Guard Night Guard & False Teeth Pink**HEMILAB**$7.83**181 rev1y ago](https://www.amazon.com/dp/B0FD9RQL4F) [**2-in-1 Retainer Cleaner Case with Mirror & Strainer Portable Aligner Bath Soaking Cup for Travel Cute Orthodontic Storage Box for Mouth Guard Night Guard & False Teeth Green**HEMILAB**$7.31**181 rev1y ago](https://www.amazon.com/dp/B0FD9RXFD5) [**Maoerdental Retainer Cleaner Case Double Layer No-Leak Denture Cup for Soaking Dentures Denture Bath for Invisalign Aligner Retainers Mouth Guard Night Guard (Black)**Maoerdental**$9.77**235 rev1y ago](https://www.amazon.com/dp/B0F2YL7QXH) [**Maoerdental Retainer Cleaner Case Double Layer No-Leak Denture Cup for Soaking Dentures Denture Bath for Invisalign Aligner Retainers Mouth Guard Night Guard (Blue)**Maoerdental**$9.81**235 rev1y ago](https://www.amazon.com/dp/B0F2YP8VYQ) [**Maoerdental Retainer Cleaner Case Double Layer No-Leak Denture Cup for Soaking Dentures Denture Bath for Invisalign Aligner Retainers Mouth Guard Night Guard (Pink)**Maoerdental**$9.95**235 rev1y ago](https://www.amazon.com/dp/B0F2YKY745)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**2-in-1 Retainer Cleaner Case with Mirror & Strainer Portable Aligner Bath Soaking Cup for Travel Cute Orthodontic Storage Box for Mouth Guard Night Guard & False Teeth Green**HEMILAB**$7.31**4.2★**▲ 278%**](https://www.amazon.com/dp/B0FD9RXFD5) [**Maoerdental Retainer Cleaner Case Double Layer No-Leak Denture Cup for Soaking Dentures Denture Bath for Invisalign Aligner Retainers Mouth Guard Night Guard (Pink)**Maoerdental**$9.95**4.4★**▲ 122%**](https://www.amazon.com/dp/B0F2YKY745) [**Leakproof Denture Case Denture Soaking Cup False Teeth Container Dental Denture Bath Holder Storage Box Retainer Cleaner Case for Traveling - Leak Proof and Lid Waterproof - Transparent Black**Mckkor**$6.98**4.7★**▲ 73%**](https://www.amazon.com/dp/B0D8VFYCMW) [**Denture Case 2-in-1 Retainer Cleaner Case with Mirror & Strainer Portable Aligner Bath Soaking Cup for Travel Cute Orthodontic Storage Box for Mouth Guard Night Guard & False Teeth Pink**HEMILAB**$7.83**4.2★**▲ 64%**](https://www.amazon.com/dp/B0FD9RQL4F) [**MURRI&MURRDI Retainer Mouth Guard Soak Container Box Denture Bath Case with Strainer Basket Braces Cleaner Cup Leak Proof Travel Cleaning Storage Holder for Aligners Dental Pink**MURRI&MURRDI**$9.98**4.4★**▲ 41%**](https://www.amazon.com/dp/B0C1P4GYN1)
**~~View all trending →~~**
## **What buyers say about retainer cleaner case**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Cleaning**26%
*“Cleans great”*
**Ease Of Use**12%
*“Easy peazy”*
**Quality-Overall**8%
*“The build quality is excellent”*
**Value For Money**6%
*“Money well spent”*
**Efficiency**6%
*“Very efficient”*
**Advertised Vs Actual Product**6%
*“Does what it says”*
**Size-Overall**4%
*“flipper fit nicely”*
**Smell**4%
*“No weird smells”*
**Compactness**3%
*“Compact and functional”*
**Design-Overall**3%
*“Efficient design”*
### **What buyers complain about **
**Durability**36%
*“Broke immediately”*
**Ease Of Cleaning**15%
*“WORST cleaner Ive ever seen”*
**Functionality-Overall**6%
*“Didn't work for me”*
**Quality-Overall**6%
*“Bad quality”*
**Leak-Proof**4%
*“Leaked water”*
**Value For Money**3%
*“Waste of money”*
**Size-Overall**3%
*“Too small”*
**Smell**2%
*“The smell is unpleasant”*
**Ease Of Use**2%
*“it was difficult to remove”*
**Stain Resistance**2%
*“it looked stained”*
### **Top return reasons **
**Functionality-Overall**24%
**Size-Overall**18%
**Defective Material/Parts**15%
**Advertised Vs Actual Product**9%
**Durability**5%
**Ease Of Cleaning**5%
**Product Condition**5%
**Value For Money**3%
**Leak-Proof**2%
**Quality-Overall**2%
## **Common questions**
- **Is retainer cleaner case profitable to sell on Amazon United States?**
- The niche generates $131K/yr across 28 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +8.3%. Flapen's verdict: Worth a look (54/100).
- **How competitive is the retainer cleaner case niche?**
- 19 brands and 46 sellers compete. The top 5 products take 48% of clicks and top 5 brands hold 57% of demand.
- **What do buyers complain about in retainer cleaner case?**
- Top complaints mined from reviews: Durability, Ease Of Cleaning, Functionality-Overall. The return rate is 1.9%.
- **When does demand for retainer cleaner case peak?**
- Demand is steady year-round — the busiest month runs 1.3× the quietest.
- **What does it cost to enter the retainer cleaner case niche?**
- Listings span $4.88–$42.73; the average listing price is $13.38 (sweet spot $15–$100). The average incumbent carries 1,522 reviews — the moat a new listing must climb.
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