Is clench no more mouth guard profitable to sell on Amazon United States?

The niche generates $51K/yr across 29 tracked products. 8 of 13 products launched in the last 360 days are still selling. 90-day search growth is -19.6%. Flapen's verdict: Worth a look (56/100).

How competitive is the clench no more mouth guard niche?

21 brands and 91 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 63% of demand.

What do buyers complain about in clench no more mouth guard?

Top complaints mined from reviews: Size-Overall, Functionality-Overall, Value For Money. The return rate is 1.7%.

When does demand for clench no more mouth guard peak?

Demand peaks in Mar; the busiest month runs 2.2× the quietest.

What does it cost to enter the clench no more mouth guard niche?

Listings span $9.96–$149.27; the average listing price is $44.82 (sweet spot $15–$100). The average incumbent carries 4,321 reviews — the moat a new listing must climb.

clench no more mouth guard

Worth a look

Shows a sweet-spot price point ($44.82 avg), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Avg price

Incredible$44.82

avg listing price — sweet spot $15–$100

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Returns

Great1.7%

return rate — above 5% kills the launch gate

Conversion

Great8.1%

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

Competition

Good42%

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

Brand share

Good63%

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

Price range

Good$9.96–$149.27

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

Review moat

Bad4,320.55

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-19.6%

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

Market size

Bad$51K

$51K/yr · 14K searches

According to Flapen's Amazon United States niche tracking, clench no more mouth guard is a $51K/yr Amazon United States market (14K searches/yr). The top 5 brands hold 63% of demand. Demand peaks in Mar. Verdict: Worth a look — 56/100.

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

clench no more mouth guard market data

Units sold / yr: 1K–1K; avg 0–100/product
Revenue / yr: $45K–$56K; units × avg price
Conversion rate: 8.1%
Avg BSR: #98
Page quality: 0%
Prime: 100%
Sponsored: 93%
Out of stock: 17.2%
Avg brand age: 57 months
Avg seller age: 155 days

Competition & brand share

The top 5 products take 42% of clicks — established leaders, but buyers still shop beyond them.

Brands

21 rising

Sellers

Top-5 brand share

63%

Top 20: 100%

Top-5 click share

42%

Top 20: 89%

Open market

33%

Reazeal23%
enCore16%
DenTek13%
TheSleepGuard6%
Qiivosm5%
GOYO4%

Demand & seasonality

Weekly Amazon search volume, last 75 weeks — -19.6% search growth over the last 90 days.

Peak months: Mar · busiest ÷ quietest = 2.2×

Open Trend

Top clench no more mouth guard search terms

custom mouth guard for grinding teeth at night7K/yr -15.1%3.2% conv.
jaw guard3K/yr -11.6%2.2% conv.
clench no more mouth guard2K/yr -44.2%9.1% conv.
reazeal mouth guard for grinding teeth2K/yr -17.1%19.2% conv.

All search terms

Top clench no more mouth guard 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 24 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Encore - Custom Dental Night Guard/Mouth Guard for Protection Against Teeth Grinding/Clenching/Bruxism - One (1) Guards

enCore$148.044.5★5,816 rev

DenTek Professional-Fit Dental Guard Mouth Guard for Grinding Teeth at Night 1 Count

DenTek$15.483.9★23,418 rev

Mouth Guard for Grinding Teeth at Night: Mouth Guard for Sleeping - Comfortable & Reusable Night Guards for Teeth Grinding with Retainer Case (1.8 * 2.2 in)

Reazeal$10.814.0★14,950 rev

Mouth Guard for Grinding Teeth at Night: Mouth Guard for Sleeping - Comfortable & Reusable Adult Night Guards for Teeth Grinding

Reazeal$18.293.9★65 rev

TheSleepGuard Mouth Guard for Clenching Teeth at Night [Pack of 4 Small & Large Sizes] Custom Night Guards for Teeth Grinding Nighttime Protection During Sleep for Men and Women

TheSleepGuard$18.594.0★4,537 rev

Newest

by launch date

OHALEEP Anti Grinding Guard for Clenching Teeth at Night Teeth Grinding Mouthguards for Sleeping Mouth Guard for Grinding Teeth at Night Night Guards for Teeth Grinding for Adults

OHALEEP$23.04120 rev

2mo ago

Mouth Guard for Grinding Teeth at Night: Mouth Guard for Sleeping - Comfortable & Reusable Nighttime Protection for Teeth - 8 Packs/ 2 Sizes

Reazeal$21.0374 rev

3mo ago

Custom Night Guard Upper & Lower Set Transparent Comfortable BPA-Free Durable Includes Portable Case for Overnight Wear (1 Set)

Dggisbab$85.946 rev

4mo ago

Mouth Guard for Grinding Teeth at Night: Mouth Guard for Sleeping - Comfortable & Reusable Adult Night Guards for Teeth Grinding

Reazeal$18.2965 rev

4mo ago

AbutmentXpress Custom Retainer Upper and Lower Clear Retainer Set and Ideal for Daytime or Overnight Wear

AbutmentXpress$94.783 rev

5mo ago

What buyers say about clench no more mouth guard

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

What buyers love

Size-Overall14%

“Comfortable fit”

Quality-Overall11%

“Quality seems solid”

Comfort-Overall10%

“Comfortable Fit”

Ease Of Use10%

“easy to fit”

Value For Money9%

“Excellent price”

Oral Hygiene7%

“Great for teeth grinders”

Instructions/User Manual/Troubleshooting5%

“Excellent instructions”

Advertised Vs Actual Product3%

“As advertised”

Tooth Sensitivity3%

“my teeth are not as sensitive”

Durability3%

“holding up well”

What buyers complain about

Size-Overall21%

“Bad fit”

Functionality-Overall7%

“Never worked”

Value For Money7%

“Priced too high”

Comfort-Overall7%

“they are uncomfortable to wear”

Durability6%

“Did not last”

Thickness6%

“Very thick and bulky”

Quality-Overall6%

“Poor Quality”

Ease Of Use3%

“Difficult to use”

Oral Hygiene2%

“and it caused gum recession”

Instructions/User Manual/Troubleshooting2%

“The instructions are unclear”

Top return reasons

Size-Overall42%

Functionality-Overall13%

Advertised Vs Actual Product9%

Comfort-Overall9%

Defective Material/Parts4%

Product Condition4%

Material Quality3%

Shape/Style2%

Instructions/User Manual/Troubleshooting1%

Value For Money1%

Common questions

Is clench no more mouth guard profitable to sell on Amazon United States?: The niche generates $51K/yr across 29 tracked products. 8 of 13 products launched in the last 360 days are still selling. 90-day search growth is -19.6%. Flapen's verdict: Worth a look (56/100).
How competitive is the clench no more mouth guard niche?: 21 brands and 91 sellers compete. The top 5 products take 42% of clicks and top 5 brands hold 63% of demand.
What do buyers complain about in clench no more mouth guard?: Top complaints mined from reviews: Size-Overall, Functionality-Overall, Value For Money. The return rate is 1.7%.
When does demand for clench no more mouth guard peak?: Demand peaks in Mar; the busiest month runs 2.2× the quietest.
What does it cost to enter the clench no more mouth guard niche?: Listings span $9.96–$149.27; the average listing price is $44.82 (sweet spot $15–$100). The average incumbent carries 4,321 reviews — the moat a new listing must climb.