---
title: "Fluoride Mouthwash — £124K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/fluoride-mouthwash"
last_updated: "2026-07-31T16:27:37.421Z"
locale: en
meta:
description: "Niche score 33/100 · £124K/yr market · 68K searches/yr · £7.79 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 33/100 · £124K/yr market · 68K searches/yr · £7.79 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Fluoride Mouthwash — £124K/yr Amazon UK Niche (2026) - Flapen"
---
# **fluoride mouthwash**
**Skip it**
A concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Market size 28Growth 14Conversion 100Competition 0Returns 100Price range 37Avg price 22Brand share 0Review moat 24Quality gap 22
**Conversion**
**Incredible****23.4%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Price range**
**Okay****£1.95–£22.52**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Market size**
**Okay****£124K**
£124K/yr · 68K searches
**Review moat**
**Bad****6,617.5**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Bad****£7.79**
avg listing price — sweet spot $15–$100
**Growth**
**Bad****-22.4%**
90-day search growth — must beat 0% to launch
**Competition**
**Bad****100%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, fluoride mouthwash is a £124K/yr Amazon United Kingdom market (68K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 33/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fluoride mouthwash market data**
- **Units sold / yr**
- **15K–20K**
- avg 4,000–5,000/product
- **Revenue / yr**
- **£117K–£156K**
- units × avg price
- **Conversion rate**
- **23.4%**
- **Avg BSR**
- **#40**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **50%**
- **Out of stock**
- **0.0%**
- **Avg brand age**
- **75 months**
- **Avg seller age**
- **169 days**
## **Competition & brand share**
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **—flat
**Sellers**
**39**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**100%**
Top 20: 100%
**Open market**
**0%**
- Colgate88% - Corsodyl8% - Listerine4% - Open — no brand owns it (0%)
## **Demand**
Weekly Amazon search volume, last 50 weeks — -22.4% search growth over the last 90 days.
3K2KSpike '26Aug '25Oct '25Nov '25Jan '26Mar '26May '26
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/fluoride-mouthwash/trend)
## **Top fluoride mouthwash search terms**
- **fluoride mouthwash**31K/yr-26.6%15.0% conv. - **fluorigard mouthwash**14K/yr-18.0%29.8% conv. - **colgate fluorigard mouthwash**13K/yr-20.1%29.5% conv. - **colgate fluorigard**3K/yr+2.0%25.4% conv. - **fluorigard**3K/yr-23.1%23.1% conv. - **high fluoride mouthwash**4K/yr-29.4%11.7% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/fluoride-mouthwash/search-terms)
## **Top fluoride mouthwash 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%25%£31K50%£62K75%£93K100%£124K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 4 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Colgate FluoriGard Daily Rinse Mouthwash 400ml**Colgate**£3.90**4.6★2,016 rev](https://www.amazon.co.uk/dp/B009FAL6OK) [2**Corsodyl Mouthwash Daily Gum Care Fluoride Mouthwash Alcohol Free Cool Mint 500ml**Corsodyl**£2.78**4.6★18,708 rev](https://www.amazon.co.uk/dp/B008SSY40I) [3**Colgate Fluorigard Fluoride Rinse Alcohol Free Mouthwash 400 ml Daily Cavity Protection Mint Flavour Pack of 4**Colgate**£22.52**4.8★610 rev](https://www.amazon.co.uk/dp/B06XY4NBHX) [4**Listerine Total Care Mild Taste (Alcohol Free) Antibacterial Mouthwash (500ml) Fresh Mint Flavour with 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath**Listerine**£1.95**4.6★5,136 rev](https://www.amazon.co.uk/dp/B006USGEOC)
### **Newest**
by launch date
[**Colgate Fluorigard Fluoride Rinse Alcohol Free Mouthwash 400 ml Daily Cavity Protection Mint Flavour Pack of 4**Colgate**£22.52**610 rev9y ago](https://www.amazon.co.uk/dp/B06XY4NBHX) [**Listerine Total Care Mild Taste (Alcohol Free) Antibacterial Mouthwash (500ml) Fresh Mint Flavour with 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath**Listerine**£1.95**5,136 rev11y ago](https://www.amazon.co.uk/dp/B006USGEOC) [**Colgate FluoriGard Daily Rinse Mouthwash 400ml**Colgate**£3.90**2,016 rev13y ago](https://www.amazon.co.uk/dp/B009FAL6OK) [**Corsodyl Mouthwash Daily Gum Care Fluoride Mouthwash Alcohol Free Cool Mint 500ml**Corsodyl**£2.78**18,708 rev13y ago](https://www.amazon.co.uk/dp/B008SSY40I)
### **Trending**
90-day click momentum
[**Colgate FluoriGard Daily Rinse Mouthwash 400ml**Colgate**£3.90**4.6★**— 5%**](https://www.amazon.co.uk/dp/B009FAL6OK) [**Listerine Total Care Mild Taste (Alcohol Free) Antibacterial Mouthwash (500ml) Fresh Mint Flavour with 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath**Listerine**£1.95**4.6★**— 0%**](https://www.amazon.co.uk/dp/B006USGEOC) [**Corsodyl Mouthwash Daily Gum Care Fluoride Mouthwash Alcohol Free Cool Mint 500ml**Corsodyl**£2.78**4.6★**▼ 14%**](https://www.amazon.co.uk/dp/B008SSY40I) [**Colgate Fluorigard Fluoride Rinse Alcohol Free Mouthwash 400 ml Daily Cavity Protection Mint Flavour Pack of 4**Colgate**£22.52**4.8★**▼ 38%**](https://www.amazon.co.uk/dp/B06XY4NBHX)
## **What buyers say about fluoride mouthwash**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Oral Hygiene**25%
*“Keeps our gums and breath healthy and at a reasonable price compared to other shops”*
**Value For Money**12%
*“Cheapest price”*
**Taste-Overall**12%
*“Great to use taste okay teeth feel clean”*
**Quality-Overall**8%
*“Excellent product”*
**Advertised Vs Actual Product**6%
*“Does what it should”*
**Flavor**4%
*“The flavour is nice”*
**Ease Of Use**3%
*“easy to use”*
**Freshness**3%
*“Mouth feels fresh after use Very effective”*
**Tooth Brightening**3%
*“Good For Cavities”*
**Strength**3%
*“Perfect and very effective”*
### **What buyers complain about **
**Value For Money**22%
*“Very costly in supermarkets”*
**Taste-Overall**19%
*“It does not have that extreme taste that other products have”*
**Oral Hygiene**15%
*“My dentist is probably the only person who could be negative about top notch dental hygiene”*
**Ease Of Cleaning**6%
*“only masking issue”*
**Stain Resistance**6%
*“X. I had yellow stain on my teeth”*
### **Top return reasons **
**Leak-Proof**70%
**Value For Money**10%
**Adhesion/Stickiness**9%
**Quality-Overall**3%
**Pain Relief-Overall**3%
**Moist/Dry**2%
**Stain Resistance**2%
## **Common questions**
- **Is fluoride mouthwash profitable to sell on Amazon United Kingdom?**
- The niche generates £124K/yr across 4 tracked products. 90-day search growth is -22.4%. Flapen's verdict: Skip it (33/100).
- **How competitive is the fluoride mouthwash niche?**
- 3 brands and 39 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in fluoride mouthwash?**
- Top complaints mined from reviews: Value For Money, Taste-Overall, Oral Hygiene. The return rate is 0.1%.
- **What does it cost to enter the fluoride mouthwash niche?**
- Listings span £1.95–£22.52; the average listing price is £7.79 (sweet spot $15–$100). The average incumbent carries 6,618 reviews — the moat a new listing must climb.
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