---
title: "Reverse Periodontal Disease — $129K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/reverse-periodontal-disease"
last_updated: "2026-08-11T21:48:48.350Z"
locale: en
meta:
description: "Niche score 47/100 · $129K/yr market · 71K searches/yr · $22.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 47/100 · $129K/yr market · 71K searches/yr · $22.83 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Reverse Periodontal Disease — $129K/yr Amazon US Niche (2026) - Flapen"
---
# **reverse periodontal disease**
**Skip it**
Brand-locked demand (top 5 brands take 94% of clicks) — this niche doesn't clear our bar today.
Market size 29Growth 17Conversion 79Competition 27Returns 99Price range 78Avg price 95Brand share 14Review moat 25Quality gap 65
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Avg price**
**Incredible****$22.83**
avg listing price — sweet spot $15–$100
**Conversion**
**Great****8.0%**
search→purchase rate — share of searches ending in a sale
**Price range**
**Great****$6.79–$45.29**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Market size**
**Okay****$129K**
$129K/yr · 71K searches
**Competition**
**Okay****69%**
top-5 click share — leaders hold, buyers still browse
**Review moat**
**Bad****4,499.78**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-16.7%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****94%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, reverse periodontal disease is a $129K/yr Amazon United States market (71K searches/yr). The top 5 brands hold 94% of demand. Verdict: Skip it — 47/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **reverse periodontal disease market data**
- **Units sold / yr**
- **5K–6K**
- avg 250–500/product
- **Revenue / yr**
- **$114K–$137K**
- units × avg price
- **Conversion rate**
- **8.0%**
- **Avg BSR**
- **#342**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **72%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **60 months**
- **Avg seller age**
- **151 days**
## **Competition & brand share**
The top 5 products take 69% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**8 **▼falling
**Sellers**
**64**
**Top-5 brand share**
**94%**
Top 20: 100%
**Top-5 click share**
**69%**
Top 20: 100%
**Open market**
**4%**
- CAREDO81% - The Goodbye Company5% - Gengigel3% - OraMD3% - Orajel2% - Anbesol2% - Open — no brand owns it (2 brands, 4%)
## **Demand**
Weekly Amazon search volume, last 41 weeks — -16.7% search growth over the last 90 days.
2K2KBlack Friday '25Oct '25Nov '25Dec '25Feb '26Mar '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/health-household/reverse-periodontal-disease/trend)
## **Top reverse periodontal disease search terms**
- **caredo toothpaste**18K/yr+0.5%11.0% conv. - **caredo**9K/yr-0.3%9.1% conv. - **gum inflammation relief**12K/yr-37.0%3.8% conv. - **deep gum pocket treatment**8K/yr-29.7%1.6% conv. - **gum medicine for adults**4K/yr-17.2%8.2% conv. - **arestin antibiotic for gums**4K/yr-20.3%1.3% conv. - **caredo reverse cavity toothpaste**4K/yr-26.9%13.4% conv. - **reverse periodontal disease**5K/yr+38.1%1.6% conv. - **heal swollen gums**6K/yr-47.7%3.5% conv. - **antibiotics for swollen gums**2K/yr-28.6%1.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/reverse-periodontal-disease/search-terms)
## **Top reverse periodontal disease 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%$13K20%$26K30%$39K40%$52K101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 18 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**CAREDO Gum Toothpaste for Periodontitis Gum Repair for Receding Gums Gum Disease & Gingivitis Treatment Periodontal Disease Treatment for Gum Health Gum Disease Repair Bad Breath Toothpaste 3.52OZ**CAREDO**$25.45**4.3★1,893 rev](https://www.amazon.com/dp/B07RH6BZ8T) [2**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) [3**Toothpaste Gum Repair for Avoid Root Canal Therapy Gingivitis Treatment for Pulpitis Discomforts and Tooth Repair Remineralizing Hydroxyapatite Toothpaste for Root Canal Discomforts Mint 3.52 OZ**CAREDO**$28.42**4.2★218 rev](https://www.amazon.com/dp/B0CPWLBPP3) [4**The Goodbye Company Gum Disease Treatment - 100% Pure Neem & Clove Oil - Natural Gingivitis Remedy - Non-Toxic BPA-Free Oral Care - Fast-Acting Gum Healer (30ml)**The Goodbye Company**$19.05**4.1★4,696 rev](https://www.amazon.com/dp/B075LNCFSQ) [5**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★200 rev](https://www.amazon.com/dp/B0CZDJP1NL)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**CAREDO Oral Soothing Cream for Tooth & Gum Discomfort Helps Calm Gum Swelling Mouth Irritation & Canker Sores Hydroxyapatite Oral Care Gel for Post-Dental Comfort Implants & Braces 0.56 oz**CAREDO**$18.77**14 rev5mo ago](https://www.amazon.com/dp/B0GHMY5TTQ) [**CAREDO Triple Whitening Toothpaste for Sensitive Teeth Gentle Fluoride-Free Nano-Hydroxyapatite & Advanced Enzyme Deep Clean Stain Removal Lasting Brightness Remineralizing Toothpaste Minty 3.52OZ**CAREDO**$25.53**20 rev9mo ago](https://www.amazon.com/dp/B0FS1TNXVD) [**CAREDO New Taste Gum Repair Toothpaste for Adults Fluoride Free Periodontal Treatment for Receding Gums Recession Bleeding Periodontitis Reverse Gingivitis Plaque Control & Bad Breath 3.52 OZ**CAREDO**$25.41**15 rev1y ago](https://www.amazon.com/dp/B0FDBCMDNR) [**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**200 rev2y ago](https://www.amazon.com/dp/B0CZDJP1NL) [**Toothpaste Gum Repair for Avoid Root Canal Therapy Gingivitis Treatment for Pulpitis Discomforts and Tooth Repair Remineralizing Hydroxyapatite Toothpaste for Root Canal Discomforts Mint 3.52 OZ**CAREDO**$28.42**218 rev2y ago](https://www.amazon.com/dp/B0CPWLBPP3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**CAREDO Oral Soothing Cream for Tooth & Gum Discomfort Helps Calm Gum Swelling Mouth Irritation & Canker Sores Hydroxyapatite Oral Care Gel for Post-Dental Comfort Implants & Braces 0.56 oz**CAREDO**$18.77**4.2★**▲ 215%**](https://www.amazon.com/dp/B0GHMY5TTQ) [**Parodontax Active Gum Health Mouthwash Antiplaque and Antigingivitis Mouthwash Mint 16.9 Fl Oz**Parodontax**$6.95**4.7★**▲ 204%**](https://www.amazon.com/dp/B0B46J2PF5) [**OraMD 4-in-1 Original Strength Tooth Oil- Clinically Tested Gum Disease Treatment Gingivitis Treatment Periodontal Disease Treatment Sensitive Teeth and Gums - All-Natural Solution (1-Pack)**OraMD**$24.69**4.5★**▲ 22%**](https://www.amazon.com/dp/B00FLYV01S) [**CAREDO New Taste Gum Repair Toothpaste for Adults Fluoride Free Periodontal Treatment for Receding Gums Recession Bleeding Periodontitis Reverse Gingivitis Plaque Control & Bad Breath 3.52 OZ**CAREDO**$25.41**4.8★**▲ 18%**](https://www.amazon.com/dp/B0FDBCMDNR) [**CAREDO Gum Toothpaste for Periodontitis Gum Repair for Receding Gums Gum Disease & Gingivitis Treatment Periodontal Disease Treatment for Gum Health Gum Disease Repair Bad Breath Toothpaste 2 Pack**CAREDO**$44.72**4.3★**— 9%**](https://www.amazon.com/dp/B07RKG1CKW)
**~~View all trending →~~**
## **What buyers say about reverse periodontal disease**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**17%
*“Excellent Product”*
**Tooth Sensitivity**15%
*“Helps with my gum”*
**Efficiency**13%
*“Works well when needed”*
**Value For Money**9%
*“Worth the price”*
**Advertised Vs Actual Product**6%
*“As advertised”*
**Breathability**5%
*“No more bad breath”*
**Cleansing**4%
*“your mouth feeling clean”*
**Tooth Brightening**4%
*“It definitely helped my gums”*
**Ease Of Use**3%
*“Easy to use”*
**Oral Hygiene**3%
*“Great till you see dentist”*
### **What buyers complain about **
**Value For Money**17%
*“Waste of money”*
**Functionality-Overall**8%
*“Still didnt help”*
**Stain Resistance**5%
*“stains badly”*
**Allergies**4%
*“Allergic reaction”*
**Pain Relief-Overall**4%
*“I dont feel like it did much to help with the pain”*
**Size-Overall**4%
*“that is probably due to maybe they don't fit right”*
**Oral Hygiene**3%
*“Severly burns for days the inside of my mouth”*
**Advertised Vs Actual Product**3%
*“It did not do what the ad says”*
**Taste-Overall**3%
*“Doesn't taste good”*
**Quality-Overall**3%
*“Trash item”*
### **Top return reasons **
**Advertised Vs Actual Product**19%
**Leak-Proof**14%
**Functionality-Overall**13%
**Value For Money**13%
**Size-Overall**6%
**Stain Resistance**6%
**Smell**4%
**Defective Material/Parts**4%
**Ingredients-Overall**3%
**Breathability**3%
## **Common questions**
- **Is reverse periodontal disease profitable to sell on Amazon United States?**
- The niche generates $129K/yr across 18 tracked products. 0 of 2 products launched in the last 360 days are still selling. 90-day search growth is -16.7%. Flapen's verdict: Skip it (47/100).
- **How competitive is the reverse periodontal disease niche?**
- 8 brands and 64 sellers compete. The top 5 products take 69% of clicks and top 5 brands hold 94% of demand.
- **What do buyers complain about in reverse periodontal disease?**
- Top complaints mined from reviews: Value For Money, Functionality-Overall, Stain Resistance. The return rate is 0.2%.
- **What does it cost to enter the reverse periodontal disease niche?**
- Listings span $6.79–$45.29; the average listing price is $22.83 (sweet spot $15–$100). The average incumbent carries 4,500 reviews — the moat a new listing must climb.
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