---
title: "Custom Night Guards for Teeth Grinding — $202K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/custom-night-guards-for-teeth-grinding"
last_updated: "2026-08-11T15:51:12.479Z"
locale: en
meta:
description: "Niche score 47/100 · $202K/yr market · 98K searches/yr · $20.62 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $202K/yr market · 98K searches/yr · $20.62 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Custom Night Guards for Teeth Grinding — $202K/yr Amazon US Niche (2026) - Flapen"
---
# **custom night guards for teeth grinding**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 40Growth 20Conversion 87Competition 11Returns 79Price range 95Avg price 89Brand share 0Review moat 20Quality gap 98
**Quality gap**
**Incredible****3.7★**
avg incumbent rating — lower means beatable quality
**Price range**
**Incredible****$14.96–$25.70**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****$20.62**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****10.0%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Great****1.8%**
return rate — above 5% kills the launch gate
**Market size**
**Okay****$202K**
$202K/yr · 98K searches
**Growth**
**Bad****-10.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Bad****12,684.89**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****87%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United States niche tracking, custom night guards for teeth grinding is a $202K/yr Amazon United States market (98K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Mar. Verdict: Skip it — 47/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **custom night guards for teeth grinding market data**
- **Units sold / yr**
- **8K–10K**
- avg 500–750/product
- **Revenue / yr**
- **$165K–$206K**
- units × avg price
- **Conversion rate**
- **10.0%**
- **Avg BSR**
- **#23**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **89%**
- **Out of stock**
- **8.3%**
- **Avg brand age**
- **63 months**
- **Avg seller age**
- **157 days**
## **Competition & brand share**
The top 5 products capture 87% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▲rising
**Sellers**
**58**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**87%**
Top 20: 100%
**Open market**
**0%**
- SleepRight55% - DenTek31% - Plackers7% - ORTHO NU4% - SmartGuard3% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -10.3% search growth over the last 90 days.
13K8KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar · busiest ÷ quietest = 3.1×
[**Open Trend **](https://flapen.com/research/us/health-household/custom-night-guards-for-teeth-grinding/trend)
## **Top custom night guards for teeth grinding search terms**
- **sleep right mouth guard**16K/yr+17.6%10.4% conv. - **inner cheek bite protector**9K/yr-3.3%0.7% conv. - **sleepright dental guard**10K/yr+1.7%9.5% conv. - **dentek comfort fit dental guard**10K/yr-30.3%14.4% conv. - **cheek bite guard**6K/yr+14.6%1.6% conv. - **sleep right**6K/yr-16.5%3.7% conv. - **aqualizer**6K/yr-9.0%0.8% conv. - **aqualizer oral splint**5K/yr-5.8%2.0% conv. - **inside mouth cheek protector**6K/yr+17.5%1.1% conv. - **sleep right dental guards**13K/yr-70.1%6.1% conv. [**All search terms **](https://flapen.com/research/us/health-household/custom-night-guards-for-teeth-grinding/search-terms)
## **Top custom night guards for teeth grinding 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%15%$30K30%$61K45%$91K60%$121K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 9 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**SleepRight Select-Comfort Night Guard Dental Mouth Guard for Sleeping Prevents Teeth Grinding & Clenching Bruxism Protection (New Version)**SleepRight**$19.10**3.7★2,036 rev](https://www.amazon.com/dp/B09WX2LVMX) [2**DenTek Comfort-Fit Dental Guard Mouth Guard for Grinding Teeth at Night Pack of 2 Guards & 1 Storage Case**DenTek**$25.70**3.9★9,356 rev](https://www.amazon.com/dp/B002WTCK4Q) [3**SleepRight ProRx Custom Dental Guard Mouth Guard for Grinding Teeth at Night Night Guards for Teeth Grinding Comfortable Dental Guard for Sleeping Custom Fit Teeth Grinding Protection**SleepRight**$18.21**4.0★189 rev](https://www.amazon.com/dp/B09YKS7842) [4**DenTek Professional-Fit Dental Guard Mouth Guard for Grinding Teeth at Night 1 Count**DenTek**$15.48**3.9★23,418 rev](https://www.amazon.com/dp/B008YEMVSI) [5**DenTek Ultimate Dental Guard Slim-Fit Mouth Guard for Grinding Teeth at Night FDA Cleared Night Guard 1 Count**DenTek**$24.51**3.4★7,793 rev](https://www.amazon.com/dp/B07M9Z6ZMN)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Ortho Nu Mouth Aid Oral Relief Patches Protect and Sooth for Oral Irritation Adhesive Comfort Patch for Gums and Inner Cheek 2+ Hours Protection**ORTHO NU**$24.72**5 rev4mo ago](https://www.amazon.com/dp/B0GQP9QPRZ) [**SleepRight ProRx Custom Dental Guard Mouth Guard for Grinding Teeth at Night Night Guards for Teeth Grinding Comfortable Dental Guard for Sleeping Custom Fit Teeth Grinding Protection**SleepRight**$18.21**189 rev4y ago](https://www.amazon.com/dp/B09YKS7842) [**SleepRight Select-Comfort Night Guard Dental Mouth Guard for Sleeping Prevents Teeth Grinding & Clenching Bruxism Protection (New Version)**SleepRight**$19.10**2,036 rev4y ago](https://www.amazon.com/dp/B09WX2LVMX) [**Plackers Grind No More Night Guard Nighttime Protection for Teeth BPA Free Sleep Well Ready to Wear Disposable One Size Fits All 16 Count**Plackers**$19.65**34,109 rev7y ago](https://www.amazon.com/dp/B07PM8FXMX) [**DenTek Ultimate Dental Guard Slim-Fit Mouth Guard for Grinding Teeth at Night FDA Cleared Night Guard 1 Count**DenTek**$24.51**7,793 rev7y ago](https://www.amazon.com/dp/B07M9Z6ZMN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Ortho Nu Mouth Aid Oral Relief Patches Protect and Sooth for Oral Irritation Adhesive Comfort Patch for Gums and Inner Cheek 2+ Hours Protection**ORTHO NU**$24.72**2.8★**▲ 196%**](https://www.amazon.com/dp/B0GQP9QPRZ) [**Plackers Grind No More Night Guard Nighttime Protection for Teeth Sleep Well BPA Free Ready to Wear Disposable One Size Fits All 10 Count**Plackers**$14.96**4.1★**▲ 15%**](https://www.amazon.com/dp/B004TD23W2) [**SleepRight Select-Comfort Night Guard Dental Mouth Guard for Sleeping Prevents Teeth Grinding & Clenching Bruxism Protection (New Version)**SleepRight**$19.10**3.7★**▲ 13%**](https://www.amazon.com/dp/B09WX2LVMX) [**Dental Guard SMARTGUARD Elite (2 Guards 1 Travel case) Front Tooth Custom Anti Teeth Grinding Night Guard for Clenching - Dentist Designed - Bruxing Splint Mouth Protector for Relief of Symptoms**SmartGuard**$23.20**3.8★**— 6%**](https://www.amazon.com/dp/B06XXRSFKC) [**DenTek Professional-Fit Dental Guard Mouth Guard for Grinding Teeth at Night 1 Count**DenTek**$15.48**3.9★**— 0%**](https://www.amazon.com/dp/B008YEMVSI)
**~~View all trending →~~**
## **What buyers say about custom night guards for teeth grinding**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Comfort-Overall**15%
*“They are extremely comfortable”*
**Size-Overall**11%
*“Easy to fit”*
**Quality-Overall**10%
*“Excellent Product”*
**Ease Of Use**9%
*“The process is easy”*
**Value For Money**8%
*“Worth it”*
**Tooth Sensitivity**5%
*“It really helps protect my teeth”*
**Instructions/User Manual/Troubleshooting**4%
*“Easy to follow instructions”*
**Efficiency**3%
*“this one is simple and effective”*
**Durability**3%
*“Durable”*
**Advertised Vs Actual Product**3%
*“As advertised”*
### **What buyers complain about **
**Size-Overall**24%
*“Not a snug fit”*
**Comfort-Overall**9%
*“Not comfortable to wear”*
**Functionality-Overall**8%
*“Did not work”*
**Durability**7%
*“Bad durability”*
**Value For Money**7%
*“Price increase”*
**Quality-Overall**5%
*“the build quality is very poor”*
**Thickness**4%
*“Very thick and bulky”*
**Ease Of Use**3%
*“Not easy”*
**Hard Feel**2%
*“very hard”*
**Instructions/User Manual/Troubleshooting**2%
*“The instructions are unclear”*
### **Top return reasons **
**Size-Overall**42%
**Functionality-Overall**13%
**Comfort-Overall**10%
**Advertised Vs Actual Product**9%
**Product Condition**4%
**Defective Material/Parts**4%
**Material Quality**3%
**Shape/Style**2%
**Value For Money**1%
**Quality-Overall**1%
## **Common questions**
- **Is custom night guards for teeth grinding profitable to sell on Amazon United States?**
- The niche generates $202K/yr across 9 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -10.3%. Flapen's verdict: Skip it (47/100).
- **How competitive is the custom night guards for teeth grinding niche?**
- 5 brands and 58 sellers compete. The top 5 products take 87% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in custom night guards for teeth grinding?**
- Top complaints mined from reviews: Size-Overall, Comfort-Overall, Functionality-Overall. The return rate is 1.8%.
- **When does demand for custom night guards for teeth grinding peak?**
- Demand peaks in Mar; the busiest month runs 3.1× the quietest.
- **What does it cost to enter the custom night guards for teeth grinding niche?**
- Listings span $14.96–$25.70; the average listing price is $20.62 (sweet spot $15–$100). The average incumbent carries 12,685 reviews — the moat a new listing must climb.
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