Is ultrasonic retainer cleaner solution profitable to sell on Amazon United States?

The niche generates $114K/yr across 16 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -18.9%. Flapen's verdict: Skip it (46/100).

How competitive is the ultrasonic retainer cleaner solution niche?

12 brands and 30 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 79% of demand.

What do buyers complain about in ultrasonic retainer cleaner solution?

Top complaints mined from reviews: Durability, Ease Of Cleaning, Functionality-Overall. The return rate is 0.5%.

When does demand for ultrasonic retainer cleaner solution peak?

Demand peaks in Nov; the busiest month runs 1.9× the quietest.

What does it cost to enter the ultrasonic retainer cleaner solution niche?

Listings span $5.80–$36.84; the average listing price is $17.16 (sweet spot $15–$100). The average incumbent carries 5,161 reviews — the moat a new listing must climb.

ultrasonic retainer cleaner solution

Skip it

Soft demand (-18.9% this quarter) — this niche doesn't clear our bar today.

Returns

Incredible0.5%

return rate — above 5% kills the launch gate

Conversion

Incredible14.1%

search→purchase rate — share of searches ending in a sale

Avg price

Great$17.16

avg listing price — sweet spot $15–$100

Price range

Good$5.80–$36.84

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Okay79%

top-5 brand share — brands hold most of the demand

Competition

Okay67%

top-5 click share — leaders hold, buyers still browse

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Okay$114K

$114K/yr · 47K searches

Review moat

Bad5,160.69

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-18.9%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United States niche tracking, ultrasonic retainer cleaner solution is a $114K/yr Amazon United States market (47K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Nov. Verdict: Skip it — 46/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

ultrasonic retainer cleaner solution market data

Units sold / yr: 5K–6K; avg 250–500/product
Revenue / yr: $86K–$103K; units × avg price
Conversion rate: 14.1%
Avg BSR: #44
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 6.1%
Avg brand age: 36 months
Avg seller age: 154 days

Competition & brand share

The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.

Brands

12 falling

Sellers

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

67%

Top 20: 100%

Open market

15%

kunphy39%
NORTHWEST ENTERPRISES12%
m3naturals10%
M3 Naturals10%
Bcom8%
Retainer Brite6%
Open — no brand owns it (6 brands, 15%)

Demand & seasonality

Weekly Amazon search volume, last 84 weeks — -18.9% search growth over the last 90 days.

Peak months: Nov · busiest ÷ quietest = 1.9×

Open Trend

Top ultrasonic retainer cleaner solution 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 16 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Ultrasonic Retainer Cleaner Solution for Ultrasonic Denture Cleaner-Professional Cleaning of Retainers Invisible Aligners Mouth Guards Night Guards Remove Odors Discoloration & Stains 8.5oz

kunphy$14.414.4★795 rev

NORTHWEST ENTERPRISES Ultrasonic Retainer Cleaner Solution Concentrate for Ultrasonic Machines - Cleans Mouthguards Invisalign & Nightguards - Odor Stain & Discoloration Remover (8 oz)

NORTHWEST ENTERPRISES$15.264.3★663 rev

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$20.884.7★25,110 rev

Retainer Cleanser Tablets Cleaner Removes Odors Discoloration Stains and Plaque 2 Month Supply Denture Cleansers Retainers Mouth Guards Denture Bath Mint by M3

M3 Naturals$15.264.7★1,466 rev

KUNPHY Ultrasonic Retainer Cleaner Solution Concentrate-Professional Cleaning of Retainers Denture Invisible Aligners Mouth Guards Night Guards Remove Odors Discoloration & Stains 1.8 oz(Mint)

kunphy$7.504.6★56 rev

Newest

by launch date

BCOM Ultrasonic Retainer Cleaner Solution Jewelry Cleaner Solution Deep Clean for Retainer Mouthguards Night Guards Aligners and Jewelry Ring Odor Stain Remover for Ultrasonic Machines (8.5 oz)

Bcom$11.59267 rev

7mo ago

BCOM Retainer Cleaner Solution Ultrasonic Jewelry Cleaner Solution Deep Clean for Retainer Mouthguards Night Guards Aligners and Jewelry Ring Odor Stain Remover for Ultrasonic Machines (4 oz)

Bcom$8.42267 rev

9mo ago

KUNPHY Ultrasonic Retainer Cleaner Solution Concentrate-Professional Cleaning of Retainers Denture Invisible Aligners Mouth Guards Night Guards Remove Odors Discoloration & Stains 1.8 oz(Mint)

kunphy$7.5056 rev

11mo ago

KUNPHY Ultrasonic Retainer Cleaner Solution Concentrate-Professional Cleaning of Retainers Denture Invisible Aligners Mouth Guards Night Guards Remove Odors Discoloration & Stains 8 oz(Mint)

kunphy$15.1656 rev

11mo ago

Dental Ultrasonic Retainer Cleaner Machine - 45kHz Dental Cleaning Pod with 4 Modes Digital Timer & 200ML Capacity for Denture Mouth Guard Aligner Night Guard Braces Toothbrush Head & Jewelry

ZharZo$36.841,559 rev

1y ago

What buyers say about ultrasonic retainer cleaner solution

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Cleaning29%

“Cleans really well”

Quality-Overall14%

“Great, affordable product”

Efficiency11%

“works really well”

Ease Of Use8%

“It is user friendly”

Value For Money7%

“Decent price”

Advertised Vs Actual Product6%

“AS described”

Cleansing6%

“teeth feel clean”

Smell4%

“Nice smell”

Oral Hygiene3%

“it served the purpose for cleaning teeth”

Product Condition1%

“Brand new”

What buyers complain about

Durability16%

“Does not last”

Ease Of Cleaning9%

“not clean looking”

Functionality-Overall7%

“Doesnt work great”

Stain Resistance6%

“Got the stains”

Value For Money6%

“Waste of money”

Smell6%

“Smells really bad”

Color4%

“pink”

Color Fading/Discoloration3%

“All the discolorations”

Taste-Overall3%

“Horrible lingering aftertaste”

Quality-Overall3%

“Very poor quality on a new box”

Top return reasons

Functionality-Overall20%

Advertised Vs Actual Product12%

Value For Money6%

Size-Overall6%

Defective Material/Parts6%

Product Condition5%

Ease Of Cleaning5%

Ingredients-Overall5%

Compatibility-Overall4%

Smell4%

Common questions

Is ultrasonic retainer cleaner solution profitable to sell on Amazon United States?: The niche generates $114K/yr across 16 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is -18.9%. Flapen's verdict: Skip it (46/100).
How competitive is the ultrasonic retainer cleaner solution niche?: 12 brands and 30 sellers compete. The top 5 products take 67% of clicks and top 5 brands hold 79% of demand.
What do buyers complain about in ultrasonic retainer cleaner solution?: Top complaints mined from reviews: Durability, Ease Of Cleaning, Functionality-Overall. The return rate is 0.5%.
When does demand for ultrasonic retainer cleaner solution peak?: Demand peaks in Nov; the busiest month runs 1.9× the quietest.
What does it cost to enter the ultrasonic retainer cleaner solution niche?: Listings span $5.80–$36.84; the average listing price is $17.16 (sweet spot $15–$100). The average incumbent carries 5,161 reviews — the moat a new listing must climb.

ultrasonic retainer cleaner solution

ultrasonic retainer cleaner solution market data

Competition & brand share

Demand & seasonality

Top ultrasonic retainer cleaner solution search terms