---
title: "Canker Sore Medicine — $2.6M/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/canker-sore-medicine"
last_updated: "2026-08-10T21:30:01.943Z"
locale: en
meta:
description: "Niche score 63/100 · $2.6M/yr market · 1.4M searches/yr · $12.32 avg price. Clears our launch bar. Data updated Jul 2026."
"og:description": "Niche score 63/100 · $2.6M/yr market · 1.4M searches/yr · $12.32 avg price. Clears our launch bar. Data updated Jul 2026."
"og:title": "Canker Sore Medicine — $2.6M/yr Amazon US Niche (2026) - Flapen"
---
# **canker sore medicine**
**Launch it**
A $2.6M/yr market growing +5.3% this quarter with returns at 0.1% — clears our launch bar.
Market size 96Growth 32Conversion 97Competition 42Returns 99Price range 75Avg price 53Brand share 52Review moat 26Quality gap 48
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****15.6%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Incredible****$2.6M**
$2.6M/yr · 1.4M searches
**Price range**
**Great****$6.66–$39.98**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Good****$12.32**
avg listing price — sweet spot $15–$100
**Brand share**
**Good****74%**
top-5 brand share — brands hold most of the demand
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Competition**
**Okay****60%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+5.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Okay****3,938.75**
avg incumbent reviews — the moat a new listing must climb
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, canker sore medicine is a $2.6M/yr Amazon United States market (1.4M searches/yr). The top 5 brands hold 74% of demand. Demand peaks in Jul–Aug. Verdict: Launch it — 63/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **canker sore medicine market data**
- **Units sold / yr**
- **150K–200K**
- avg 8,000–10,000/product
- **Revenue / yr**
- **$1.8M–$2.5M**
- units × avg price
- **Conversion rate**
- **15.6%**
- **Avg BSR**
- **#1,239**
- **Page quality**
- **0%**
- **Prime**
- **95%**
- **Sponsored**
- **85%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **65 months**
- **Avg seller age**
- **150 days**
## **Competition & brand share**
The top 5 products take 60% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**13 **▼falling
**Sellers**
**96**
**Top-5 brand share**
**74%**
Top 20: 100%
**Top-5 click share**
**60%**
Top 20: 100%
**Open market**
**21%**
- Kank-A19% - Orajel18% - DenTek15% - Canker-X13% - Zilactin8% - Oracoat5%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +5.3% search growth over the last 90 days.
25K15K seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug · busiest ÷ quietest = 3.7×
[**Open Trend **](https://flapen.com/research/us/health-household/canker-sore-medicine/trend)
## **Top canker sore medicine search terms**
- **canker sore treatment**573K/yr+5.1%15.0% conv. - **canker sore treatment inside mouth**158K/yr+7.7%17.0% conv. - **canker sore**104K/yr+0.9%12.7% conv. - **kanka mouth pain liquid**76K/yr+3.7%19.0% conv. - **kanka**91K/yr-2.1%16.0% conv. - **mouth sores treatment**77K/yr+4.8%13.0% conv. - **canker sore medicine**43K/yr+10.7%7.1% conv. - **mouth ulcer treatment**36K/yr+11.3%13.0% conv. - **orabase**25K/yr+5.5%10.4% conv. - **glyoxide for mouth sores**38K/yr-24.3%3.0% conv. [**All search terms **](https://flapen.com/research/us/health-household/canker-sore-medicine/search-terms)
## **Top canker sore medicine 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%5%$131K10%$261K15%$392K20%$522K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Orajel 3X for Mouth Sores: Maximum Strength Gel Tube 0.42oz- from #1 Oral Pain Relief Brand**Orajel**$6.66**4.6★6,967 rev](https://www.amazon.com/dp/B08C9Q8TTM) [2**DenTek Canker Relief Patches for Canker Sore Pain Relief Helps Relieve Soreness from Braces & Oral Wounds 6 Count**DenTek**$13.87**4.4★19,477 rev](https://www.amazon.com/dp/B08RNF46MZ) [3**Kank-A Triple Action Gel 0.42 oz Maximum Strength Mouth Pain Relief Gel for Canker Sores Triple Action Treatment Fast Acting and Long-Lasting Pain Relief Cools and Soothes Irritation 0.42 oz**Kank-A**$7.47**4.6★620 rev](https://www.amazon.com/dp/B0DR3H1CYY) [4**Canker-X Mouth Sore Gel Fast Pain Relief & Healing for Canker Sores Cheek Bites and Oral Abrasions Oral Pain Relief Gel Benzocaine-Free and Alcohol-Free Adults and Kids 6+ Years 0.28 fl oz**Canker-X**$14.21**4.3★1,577 rev](https://www.amazon.com/dp/B0BRT5FGZ8) [5**Zilactin-B Fast Acting Canker Sore Treatment - Long Lasting Protection and Oral Pain Relief of Canker Sores Mouth Sores and Gum Irritations Made in USA 0.25oz Gel Pack of 1**Zilactin**$10.63**4.5★1,467 rev](https://www.amazon.com/dp/B0D642ZD22)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**GuruNanda Mouth Sore & Canker Sore Rinse Fast-Acting Relief for Oral Irritation Cuts & Gum Discomfort 1.5% Hydrogen Peroxide Oral Rinse Alcohol-Free Winter Mint 16 oz**GuruNanda**$7.98**252 rev6mo ago](https://www.amazon.com/dp/B0GFVZQFVS) [**Kank-A Triple Action Gel 0.42 oz Maximum Strength Mouth Pain Relief Gel for Canker Sores Triple Action Treatment Fast Acting and Long-Lasting Pain Relief Cools and Soothes Irritation 0.42 oz**Kank-A**$7.47**620 rev1y ago](https://www.amazon.com/dp/B0DR3H1CYY) [**Dalicoter Game Backpack Kamisato Ayaka Backpack Cute 3D Printed Daypack Laptop 17 Large Capacity Travel White BackPack With Gift**Dalicoter**$39.98**7 rev2y ago](https://www.amazon.com/dp/B0D7MJ6D7N) [**Zilactin-B Fast Acting Canker Sore Treatment - Long Lasting Protection and Oral Pain Relief of Canker Sores Mouth Sores and Gum Irritations Made in USA 0.25oz Gel Pack of 1**Zilactin**$10.63**1,467 rev2y ago](https://www.amazon.com/dp/B0D642ZD22) [**Oracoat CankerMelts Stick-On Melts Canker Sore Treatment for Mouth Sores with 15mg Benzocaine Hyaluronic Acid & Vitamin E**Oracoat**$9.51**663 rev2y ago](https://www.amazon.com/dp/B0CLBW6755)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Dalicoter Game Backpack Kamisato Ayaka Backpack Cute 3D Printed Daypack Laptop 17 Large Capacity Travel White BackPack With Gift**Dalicoter**$39.98**4.2★**▲ 258%**](https://www.amazon.com/dp/B0D7MJ6D7N) [**GuruNanda Mouth Sore & Canker Sore Rinse Fast-Acting Relief for Oral Irritation Cuts & Gum Discomfort 1.5% Hydrogen Peroxide Oral Rinse Alcohol-Free Winter Mint 16 oz**GuruNanda**$7.98**4.6★**▲ 222%**](https://www.amazon.com/dp/B0GFVZQFVS) [**DenTek Canker Relief Canker Sore Patch Relieves Canker Pain 6 Count (Pack of 1)**DenTek**$15.98**3.9★**▲ 110%**](https://www.amazon.com/dp/B019WVX7RU) [**Kank-A Soft Brush Tooth & Mouth Pain Gel Professional Strength 0.07 Ounce Dual Relief Formula for Toothaches Gum & Other Mouth Pain Easy to Use Pen Applicator Fast-Acting Pain Relief**Kank-A**$7.42**4.8★**▲ 57%**](https://www.amazon.com/dp/B000GGJD4M) [**Boiron Borax 6C Homeopathic Medicine for Canker Sore Relief Pain Soreness or Discomfort - 3 Count (240 Pellets)**Boiron**$13.58**4.6★**▲ 41%**](https://www.amazon.com/dp/B0B9HHK23V)
**~~View all trending →~~**
## **What buyers say about canker sore medicine**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Efficiency**15%
*“it does so well”*
**Quality-Overall**12%
*“Also, exactly as advertised and quality made”*
**Tooth Sensitivity**10%
*“Helps with tooth aches, canker sores and such”*
**Oral Hygiene**8%
*“Ora gel helps my gums”*
**Advertised Vs Actual Product**7%
*“Just as described”*
**Value For Money**4%
*“Good price”*
**Ease Of Use**4%
*“Effective and handy to have”*
**Ease Of Application**3%
*“Easy application”*
**Taste-Overall**3%
*“Doesnt taste bad though”*
**Fever Relief**2%
*“This is the best stuff for canker sores”*
### **What buyers complain about **
**Functionality-Overall**12%
*“Not effective at all”*
**Pain Relief-Overall**9%
*“it really hurts”*
**Value For Money**8%
*“TOO expensive”*
**Adhesion/Stickiness**7%
*“Does not stay adhered”*
**Oral Hygiene**6%
*“Blobs huge in mouth”*
**Taste-Overall**5%
*“Doesnt taste the greatest”*
**Ease Of Use**4%
*“is hard to get off”*
**Durability**4%
*“say only lasts an hour”*
**Allergies**3%
*“Allergic Reaction”*
**Size-Overall**3%
*“Way too big”*
### **Top return reasons **
**Functionality-Overall**32%
**Advertised Vs Actual Product**17%
**Product Condition**9%
**Leak-Proof**8%
**Size-Overall**4%
**Defective Material/Parts**3%
**Ingredients-Overall**3%
**Value For Money**3%
**Thickness**2%
**Damage/Burn Hair**1%
## **Common questions**
- **Is canker sore medicine profitable to sell on Amazon United States?**
- The niche generates $2.6M/yr across 20 tracked products. 1 of 1 products launched in the last 360 days are still selling. 90-day search growth is +5.3%. Flapen's verdict: Launch it (63/100).
- **How competitive is the canker sore medicine niche?**
- 13 brands and 96 sellers compete. The top 5 products take 60% of clicks and top 5 brands hold 74% of demand.
- **What do buyers complain about in canker sore medicine?**
- Top complaints mined from reviews: Functionality-Overall, Pain Relief-Overall, Value For Money. The return rate is 0.1%.
- **When does demand for canker sore medicine peak?**
- Demand peaks in Jul–Aug; the busiest month runs 3.7× the quietest.
- **What does it cost to enter the canker sore medicine niche?**
- Listings span $6.66–$39.98; the average listing price is $12.32 (sweet spot $15–$100). The average incumbent carries 3,939 reviews — the moat a new listing must climb.
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