Skip to content
63

sleep apnea mouth guard

Worth a look

Shows beatable incumbent ratings (3.2★), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 95Growth 14Conversion 49Competition 53Returns 81Price range 66Avg price 94Brand share 63Review moat 25Quality gap 100

Quality gap

Incredible3.2★

avg incumbent rating — lower means beatable quality

Market size

Incredible$2.4M

$2.4M/yr · 1.3M searches

Avg price

Great$47.59

avg listing price — sweet spot $15–$100

Returns

Great1.7%

return rate — above 6% kills the launch gate

Price range

Good$15.45–$143.89

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

Brand share

Good67%

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

Competition

Good53%

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

Conversion

Okay3.9%

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

Review moat

Bad4,026.52

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-21.9%

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

Competition

The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.

Brands

15 falling

Sellers

83

Top-5 brand share

67%

Open market

26%

  • SnoreLessNow19%
  • Itus Mouthguardz17%
  • ZQuiet13%
  • TRANQUILITY11%
  • PureSleep8%
  • Difiney7%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%5%$121K10%$242K15%$364K20%$485K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 23 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -21.9% search growth over the last 90 days.
50K30KSpike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 2.0×

Reviews

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

What buyers love

Snore Relief11%

“Helps for snoring”

Comfort-Overall9%

“comfortable to wear”

Quality-Overall9%

“the build quality was excellent”

Sleep Quality7%

“Restful sleep”

Size-Overall7%

“Easy to fit”

Value For Money6%

“Best Buy”

Ease Of Use6%

“Easy to take”

Efficiency4%

“it does work”

Instructions/User Manual/Troubleshooting4%

“clear instructions”

Advertised Vs Actual Product3%

“Arrived as described”

What buyers complain about

Size-Overall15%

“Hard to fit”

Functionality-Overall13%

“Never worked”

Comfort-Overall9%

“Bulky and uncomfortable”

Value For Money6%

“Expensive and ineffective”

Quality-Overall4%

“Poor Quality”

Durability4%

“Falls apart”

Sleep Quality4%

“I couldnt sleep at all with it in”

Oral Hygiene4%

“Hurt jaw and created a lot of saliva”

Ease Of Use3%

“I am unable to use it”

Pain Relief-Overall2%

“Painful”

Top return reasons

Size-Overall36%
Functionality-Overall16%
Comfort-Overall11%
Advertised Vs Actual Product10%
Defective Material/Parts4%
Product Condition3%
Material Quality3%
Instructions/User Manual/Troubleshooting2%
Shape/Style2%
Durability1%