---
title: "Cavity Repair Toothpaste — $387K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/cavity-repair-toothpaste"
last_updated: "2026-08-11T00:37:42.531Z"
locale: en
meta:
description: "Niche score 53/100 · $387K/yr market · 353K searches/yr · $18.30 avg price. Soft demand (-15.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 53/100 · $387K/yr market · 353K searches/yr · $18.30 avg price. Soft demand (-15.3% this quarter) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Cavity Repair Toothpaste — $387K/yr Amazon US Niche (2026) - Flapen"
---
# **cavity repair toothpaste**
**Worth a look**
Shows low returns (0.3%), but soft demand (-15.3% this quarter) keeps it on the watch list.
Market size 55Growth 17Conversion 67Competition 33Returns 99Price range 82Avg price 83Brand share 65Review moat 21Quality gap 53
**Returns**
**Incredible****0.3%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$18.30**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$5.11–$68.04**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****6.0%**
search→purchase rate — share of searches ending in a sale
**Brand share**
**Good****66%**
top-5 brand share — brands hold most of the demand
**Market size**
**Good****$387K**
$387K/yr · 353K searches
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****10,888.86**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-15.3%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United States niche tracking, cavity repair toothpaste is a $387K/yr Amazon United States market (353K searches/yr). The top 5 brands hold 66% of demand. Demand peaks in May–Oct–Nov. Verdict: Worth a look — 53/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cavity repair toothpaste market data**
- **Units sold / yr**
- **15K–20K**
- avg 750–1,000/product
- **Revenue / yr**
- **$275K–$366K**
- units × avg price
- **Conversion rate**
- **6.0%**
- **Avg BSR**
- **#192**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **86%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **49 months**
- **Avg seller age**
- **142 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**14 **—flat
**Sellers**
**61**
**Top-5 brand share**
**66%**
Top 20: 83%
**Top-5 click share**
**65%**
Top 20: 99%
**Open market**
**17%**
- Boka24% - CAREDO23% - --17% - SENSODYNE PRONAMEL7% - Dr. Glow7% - Davids6% - Open — no brand owns it (8 brands, 17%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -15.3% search growth over the last 90 days.
13K8KSpike '24Spike '25 seasonSepDecMarJunAugNovMarMay
Peak months: May, Oct, Nov · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/us/health-household/cavity-repair-toothpaste/trend)
## **Top cavity repair toothpaste search terms**
- **cavity reversing toothpaste**95K/yr+5.5%5.8% conv. - **reverse cavities and tooth decay**22K/yr+0.9%2.1% conv. - **cavity repair toothpaste**22K/yr+20.0%4.0% conv. - **cavity reversal**65K/yr-57.4%2.8% conv. - **tooth decay reversal**27K/yr-35.7%2.5% conv. - **tooth repair toothpaste**15K/yr-4.8%3.8% conv. - **repair toothpaste**11K/yr+0.1%4.1% conv. - **organic cavity reversal**6K/yr+75.2%1.8% conv. - **toothpaste for cavities repair**12K/yr-20.7%5.2% conv. - **toothpaste cavity repair**9K/yr+8.6%9.1% conv. [**All search terms **](https://flapen.com/research/us/health-household/cavity-repair-toothpaste/search-terms)
## **Top cavity repair toothpaste 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%10%$39K20%$77K30%$116K40%$155K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 21 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CAREDO Cavity Reversal Hydroxyapatite Toothpaste for Adults Cavity Tooth Filler as Home Cavity Repair Fluoride Free Reverse Cavities Treatment for Tooth Decay Repair Remineralizing Repair 3.52OZ**CAREDO**$26.61**4.2★1,515 rev](https://www.amazon.com/dp/B07RH71NQG) [2**Boka Fluoride Free Toothpaste Nano Hydroxyapatite Toothpaste Appropriate for Sensitive Teeth - for Adult Oral Care - Ela Mint Flavor 4 Fl Oz 1Pk**Boka**$11.57**4.5★59,113 rev](https://www.amazon.com/dp/B083JHCCV2) [3**Mouthology 10% Nano Hydroxyapatite Toothpaste Fluoride Free Whitening* Rod Shaped nHA Xylitol Toothpaste for Adults Enamel Care* Sensitive Teeth* SLS Free Mint 4oz (USA Made) Package May Vary**--**$11.72**4.5★6,112 rev](https://www.amazon.com/dp/B0CS4137M1) [4**Dr. Glow Adult Cavity Repair Toothpaste Cavity Reversing Hydroxyapatite Toothpaste Cavity Filler for Tooth Remineralization Tooth Decay Treatment Repair Enamel Repair Cavity Remover Fluoride Free**Dr. Glow**$19.72**4.4★711 rev](https://www.amazon.com/dp/B0BLNBS9FQ) [5**Davids Hydroxi Fluoride Free Nano Hydroxyapatite Toothpaste for Remineralizing Sensitive Support Whitening Antiplaque SLS Free Natural Peppermint 4oz Made in USA**Davids**$9.63**4.4★20,667 rev](https://www.amazon.com/dp/B0D1W289B2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Sensodyne Pronamel Intensive Enamel Repair Toothpaste for Sensitive Teeth and Cavity Protection Whitening Toothpaste to Strengthen Enamel Arctic Breeze - 2.3 Ounces**SENSODYNE PRONAMEL**$5.11**826 rev6mo ago](https://www.amazon.com/dp/B0G6FS263J) [**Cavity Protection Tooth Armor Liquid: Science-Backed Formula Strengthens Enamel with Remineralization Drops at-Home Tooth Enamel Support Stronger Teeth Hydroxyapatite 60 ml**VENUECO**$19.43**343 rev9mo ago](https://www.amazon.com/dp/B0FVXD95GG) [**Dentagum Remineralizing Gum with Nano-Hydroxyapatite & Xylitol SugarFree Chewing Gum for Enamel Repair Cavity Protection & Receding Gums 60 Pieces**Dentagum**$31.46**649 rev11mo ago](https://www.amazon.com/dp/B0FH77JJ7J) [**9.9% Hydroxyapatite Toothpaste - 2 Pack Protects Enamel and Strengthens Teeth Cleans and Cares for Oral Health Freshens Breath Non-Irritating Natural and Safe 8.46 Oz**--**$14.60**1,397 rev1y ago](https://www.amazon.com/dp/B0F25YRGYC) [**Mouthology 10% Nano Hydroxyapatite Toothpaste Fluoride Free Whitening* Rod Shaped nHA Xylitol Toothpaste for Adults Enamel Care* Sensitive Teeth* SLS Free Mint 4oz (USA Made) Package May Vary**--**$11.72**6,112 rev1y ago](https://www.amazon.com/dp/B0CS4137M1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Sensodyne Pronamel Intensive Enamel Repair Toothpaste for Sensitive Teeth and Cavity Protection Whitening Toothpaste to Strengthen Enamel Arctic Breeze - 2.3 Ounces**SENSODYNE PRONAMEL**$5.11**4.6★**▲ 290%**](https://www.amazon.com/dp/B0G6FS263J) [**9.9% Hydroxyapatite Toothpaste - 2 Pack Protects Enamel and Strengthens Teeth Cleans and Cares for Oral Health Freshens Breath Non-Irritating Natural and Safe 8.46 Oz**--**$14.60**4.4★**▲ 155%**](https://www.amazon.com/dp/B0F25YRGYC) [**Dentagum Remineralizing Gum with Nano-Hydroxyapatite & Xylitol SugarFree Chewing Gum for Enamel Repair Cavity Protection & Receding Gums 60 Pieces**Dentagum**$31.46**4.4★**▲ 124%**](https://www.amazon.com/dp/B0FH77JJ7J) [**LAB52 Kids Oral Spray Toddler Toothpaste Helper for Cavity Repair and Fresh Breath Children Anticavity with Fluoride Free for Newborn to Preschoolers Xylitol Grape Flavor**LAB 52**$17.12**4.6★**▲ 51%**](https://www.amazon.com/dp/B0B5QZDBNT) [**CAREDO Cavity Repair Toothpaste Cure Tooth Cavities Dental Caries Remineralizing with Hydroxyapatite Toothpaste Treatment Tooth Decay for Adults Home School or Travel (New Flavor 100g*1) Grey White**CAREDO**$25.62**4.4★**▲ 39%**](https://www.amazon.com/dp/B0CZDJP1NL)
**~~View all trending →~~**
## **What buyers say about cavity repair toothpaste**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Oral Hygiene**18%
*“Great for your teeth”*
**Tooth Brightening**12%
*“Whitening toothpaste”*
**Taste-Overall**9%
*“Fresh taste”*
**Quality-Overall**9%
*“Great product, loving the results”*
**Tooth Sensitivity**8%
*“Great for tooth sensitivity”*
**Cleansing**5%
*“Clean teeth”*
**Flavor**5%
*“Mild flavor”*
**Value For Money**4%
*“Great deal”*
**Efficiency**3%
*“Very effective”*
**Advertised Vs Actual Product**3%
*“As advertised”*
### **What buyers complain about **
**Oral Hygiene**9%
*“This product is NOT intended for oral use”*
**Value For Money**8%
*“Too expensive”*
**Taste-Overall**7%
*“Weird taste”*
**Functionality-Overall**5%
*“Didn't work as expected”*
**Tooth Sensitivity**4%
*“Does absolutely nothing for tooth sensitivity”*
**Size-Overall**3%
*“The tubes are also very small”*
**Advertised Vs Actual Product**3%
*“Misleading Title”*
**Tooth Brightening**3%
*“My teeth didn't get any whiter either”*
**Flavor**3%
*“the flavor is kind of strange”*
**Ingredients-Overall**3%
*“Terrible terrible ingredients”*
### **Top return reasons **
**Advertised Vs Actual Product**14%
**Taste-Overall**9%
**Ingredients-Overall**8%
**Functionality-Overall**7%
**Tooth Sensitivity**6%
**Tooth Brightening**6%
**Value For Money**6%
**Flavor**6%
**Leak-Proof**5%
**Oral Hygiene**4%
## **Common questions**
- **Is cavity repair toothpaste profitable to sell on Amazon United States?**
- The niche generates $387K/yr across 21 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -15.3%. Flapen's verdict: Worth a look (53/100).
- **How competitive is the cavity repair toothpaste niche?**
- 14 brands and 61 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 66% of demand.
- **What do buyers complain about in cavity repair toothpaste?**
- Top complaints mined from reviews: Oral Hygiene, Value For Money, Taste-Overall. The return rate is 0.3%.
- **When does demand for cavity repair toothpaste peak?**
- Demand peaks in May–Oct–Nov; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the cavity repair toothpaste niche?**
- Listings span $5.11–$68.04; the average listing price is $18.30 (sweet spot $15–$100). The average incumbent carries 10,889 reviews — the moat a new listing must climb.
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