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Hydrogen Peroxide Mouthwash

Fail

The top 5 products take 100% of clicks, so Hydrogen Peroxide Mouthwash is a Fail.

Flapen Score
45
45 / 100
Ranks 1,255 of 2,035 Health & Personal Care niches · −3 vs the category median of 48
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.

45Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

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.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 100% of clicks. A locked shelf that new listings rarely crack.

£0£228K£455K£683K£910K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

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.

15K10KSpike '25Spike '26Prime Day '26SepOctNovDecJanFebMarAprMayJunJul

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.

22%of positive reviews mention “Oral Hygiene”
14%of negative reviews mention “Taste-Overall”
0.1%of orders come back
“Taste is mild”
A buyer, on “Taste-Overall”14% of negative reviews mention the same topic

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

NegativePositive

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