Hydrogen Peroxide Mouthwash
FailThe top 5 products take 100% of clicks, so Hydrogen Peroxide Mouthwash is a Fail.
- Flapen Score
- 45 / 100Ranks 1,255 of 2,035 Health & Personal Care niches · −3 vs the category median of 4845
- Market size
- £1.1M/yr603K searches / yr
- 90-day growth
- -18.6%search demand this quarter
- Competition
- 100%top-5 click share · 2 brands · 14 sellers
Flapen Score
Hydrogen Peroxide Mouthwash against its category
The dotted line is the Health & Personal Care average. Past it, Hydrogen Peroxide Mouthwash is stronger. Inside it, weaker.
Market
The Hydrogen Peroxide Mouthwash market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Hydrogen Peroxide Mouthwash 603K times last year and spent an estimated £1.1M. All 2 brands take every click. Flapen scores it 45 out of 100, a Fail.
01 · Demand
An estimated 21.5% of those searches ended in a purchase.
Shoppers searched for this 603K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 21.5% of those searches ended in a purchase. Searches in the last 90 days moved -18.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £1.1M a year.
- Searches, last 12 months
- 603K
- Growth, 90 days vs prior 90
- -18.6%
- Conversion, latest week
- 21.5%
- Market size, estimated
- £1.1Ma year
- Top search term
- hismile170K searches a year
02 · Price
A sale here is worth £8.77.
Listings sell for £8.77 on average, from £3.84 to £12.38. Amazon reports units sold in ranges. This niche sold 80K to 100K a year. The average listing sells 12,500 to 15,000 of them. At £8.77 that is £110K to £132K a year per listing.
- Average price
- £8.77under the $15 to $100 sweet spot
- Price range
- £3.84–£12.38
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 80K–100K
- Units per listing a year
- 12,500–15,000
- Revenue per listing a year
- £110K–£132K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
50% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 6.4% of listings are out of stock. The average listing ranks #44 within Dental Care. It carries 19,425 reviews at 4.08 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 50%
- Prime listings
- 100%
- Out of stock, average day
- 6.4%
- Average rank
- #44in Dental Care
- Average rating
- 4.08 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 19,425per listing
- Listings tracked
- 4
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 40 months on average, so the names here are settling in.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 40 months
Products
Top Hydrogen Peroxide Mouthwash products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 24, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Hismile iD Stain Whitening Mouthwash Gunk Removing Mouthwash for Fresh Breath Hydrogen Peroxide Mouthwash to Promote Whiter Teeth Alcohol-Free Mouthwash with Essential Oils 237ml
- Price
- £10.06
- Rating
- 4.3/5
- Reviews
- 2,853
- Age
- 7mo ago

Colgate Peroxyl Antiseptic Mint Flavour 300ml Mouthwash Relieves Minor Mouth and Gum Irritations (Pack of 1)
- Price
- £3.84
- Rating
- 4.7/5
- Reviews
- 2,251
- Age
- 10y ago

Hismile v34 Colour Corrector Tooth Stain Removal Purple Toothpaste Hismile V34 Tooth Colour Corrector
- Price
- £8.80
- Rating
- 3.4/5
- Reviews
- 72,358
- Age
- 4y ago

Hismile Tooth Armour Fluoride Free Toothpaste Serum Nano Hydroxyapatite Toothpaste Appropriate for Sensitive Teeth Supports Tooth Enamel Niacinamide Toothpaste Advanced Enamel Support | 20 ml
- Price
- £12.38
- Rating
- 3.9/5
- Reviews
- 238
- Age
- 3mo ago
Trending
estimated 90-day click momentum
Hismile Tooth Armour Fluoride Free Toothpaste Serum Nano Hydroxyapatite Toothpaste Appropriate for Sensitive Teeth Supports Tooth Enamel Niacinamide Toothpaste Advanced Enamel Support | 20 ml
- Price
- £12.38
- Rating
- 3.9/5
- Reviews
- 238
- Age
- 3mo ago

Hismile iD Stain Whitening Mouthwash Gunk Removing Mouthwash for Fresh Breath Hydrogen Peroxide Mouthwash to Promote Whiter Teeth Alcohol-Free Mouthwash with Essential Oils 237ml
- Price
- £10.06
- Rating
- 4.3/5
- Reviews
- 2,853
- Age
- 7mo ago

Colgate Peroxyl Antiseptic Mint Flavour 300ml Mouthwash Relieves Minor Mouth and Gum Irritations (Pack of 1)
- Price
- £3.84
- Rating
- 4.7/5
- Reviews
- 2,251
- Age
- 10y ago

Hismile v34 Colour Corrector Tooth Stain Removal Purple Toothpaste Hismile V34 Tooth Colour Corrector
- Price
- £8.80
- Rating
- 3.4/5
- Reviews
- 72,358
- Age
- 4y ago
Newest
by launch date
Hismile Tooth Armour Fluoride Free Toothpaste Serum Nano Hydroxyapatite Toothpaste Appropriate for Sensitive Teeth Supports Tooth Enamel Niacinamide Toothpaste Advanced Enamel Support | 20 ml
- Price
- £12.38
- Rating
- 3.9/5
- Reviews
- 238
- Age
- 3mo ago

Hismile iD Stain Whitening Mouthwash Gunk Removing Mouthwash for Fresh Breath Hydrogen Peroxide Mouthwash to Promote Whiter Teeth Alcohol-Free Mouthwash with Essential Oils 237ml
- Price
- £10.06
- Rating
- 4.3/5
- Reviews
- 2,853
- Age
- 7mo ago

Hismile v34 Colour Corrector Tooth Stain Removal Purple Toothpaste Hismile V34 Tooth Colour Corrector
- Price
- £8.80
- Rating
- 3.4/5
- Reviews
- 72,358
- Age
- 4y ago

Colgate Peroxyl Antiseptic Mint Flavour 300ml Mouthwash Relieves Minor Mouth and Gum Irritations (Pack of 1)
- Price
- £3.84
- Rating
- 4.7/5
- Reviews
- 2,251
- Age
- 10y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.
Brands
2 falling
Sellers
14
Est. top-5 brand share
100%
Top 20: 100%
Est. top-5 click share
100%
Top 20: 100%
Open market
0%
- HISMILE81%
- Colgate19%
Demand
Hydrogen Peroxide Mouthwash search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May, Jun, Jul · busiest ÷ quietest = 6.0× · 11 of 12 months tracked
Search terms
Top Hydrogen Peroxide Mouthwash search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- hismile170K/yr
- hismile mouthwash78K/yr
- hydrogen peroxide mouthwash59K/yr
- hi smile64K/yr
- peroxyl mouthwash60K/yr
- hi smile mouthwash29K/yr
- id stain whitening mouthwash31K/yr
- peroxide mouthwash12K/yr
- colgate peroxyl mouthwash24K/yr
- id mouthwash11K/yr
Reviews and returns
What reviews say buyers love and hate about Hydrogen Peroxide Mouthwash
We read the reviews and the return reasons for every product selling here.
“Taste is mild”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Hydrogen Peroxide Mouthwash questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









