Mouthwash
FailPrices span $1.45–$10.06, mostly outside the sweet spot, so Mouthwash is a Fail.
- Flapen Score
- 49 / 100Top 45% of 2,035 Health & Personal Care niches · +1 vs the category median of 4849
- Market size
- £1.3M/yr2.0M searches / yr
- 90-day growth
- -5.0%search demand this quarter
- Competition
- 56%top-5 click share · 7 brands · 95 sellers
Flapen Score
Mouthwash against its category
The dotted line is the Health & Personal Care average. Past it, Mouthwash is stronger. Inside it, weaker.
Market
The Mouthwash market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Mouthwash 2.0M times last year and spent an estimated £1.3M. The top 5 brands take 94% of clicks. Flapen scores it 49 out of 100, a Fail.
01 · Demand
21.5% of searches ended in a purchase last week.
Shoppers searched for this 2.0M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 21.5% of those searches ended in a purchase. Searches in the last 90 days moved -5.0% against the 90 days before. Searches, conversion and average price together put the market at an estimated £1.3M a year.
- Searches, last 12 months
- 2.0M
- Growth, 90 days vs prior 90
- -5.0%
- Conversion, latest week
- 21.5%
- Market size, estimated
- £1.3Ma year
- Peak month
- March1.3× the quietest month
- Top search term
- mouthwash1.1M searches a year
02 · Price
A sale here is worth £3.13.
Listings sell for £3.13 on average, from £1.45 to £10.06. Amazon reports units sold in ranges. This niche sold 400K to 500K a year. The average listing sells 15,000 to 20,000 of them. At £3.13 that is £47K to £63K a year per listing.
- Average price
- £3.13under the $15 to $100 sweet spot
- Price range
- £1.45–£10.06
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 400K–500K
- Units per listing a year
- 15,000–20,000
- Revenue per listing a year
- £47K–£63K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
74% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #22 within Dental Care. It carries 5,767 reviews at 4.58 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 74%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #22in Dental Care
- Average rating
- 4.58 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 5,767per listing
- Listings tracked
- 19
04 · Newcomers
Amazon counts 1 of last year's 1 launches as successful.
1 products launched here in the last 12 months. Amazon counts 1 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 55 months on average, so the names here are settling in.
- Launched, last 12 months
- 1
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 55 months
Products
Top Mouthwash products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Listerine Total Care Mild Taste (Alcohol Free) Antibacterial Mouthwash (500ml) Fresh Mint Flavour with 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath
- Price
- £1.95
- Rating
- 4.6/5
- Reviews
- 5,136
- Age
- 11y ago

Listerine Cool Mint Intense Classic Taste Mouthwash (1000ml) Helps Kill Germs Left After Brushing Freshens Breath and Maintain Healthy Gums
- Price
- £3.18
- Rating
- 4.7/5
- Reviews
- 7,680
- Age
- 13y ago

Listerine Total Care Intense Taste Classic Antibacterial Mouthwash (500ml) Fresh Mint Blast Flavour with 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath
- Price
- £1.93
- Rating
- 4.7/5
- Reviews
- 8,945
- Age
- 18y ago

Listerine Total Care Intense Taste Classic Antibacterial Mouthwash (1000ml) Fresh Mint Blast Flavour With 6-in-1 Benefits Helps Reduce Plaque and Freshens Breath
- Price
- £3.89
- Rating
- 4.7/5
- Reviews
- 12,032
- Age
- 13y ago

Listerine Total Care Teeth & Gum Intense Taste Classic Antibacterial Mouthwash (500ml) Fresh Mint Blast Flavour With 6-in-1 Benefits
- Price
- £2.02
- Rating
- 4.7/5
- Reviews
- 5,452
- Age
- 17y ago
Trending
90-day click momentum
Colgate Triple Action Xtra White Mouthwash 500ml
- Price
- £1.45
- Rating
- 4.2/5
- Reviews
- 25
- Age
- 2y 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

Corsodyl Mouthwash Daily Active Gum Health Fluoride Mouthwash Alcohol Free Soft Mint 500ml
- Price
- £2.92
- Rating
- 4.7/5
- Reviews
- 1,564
- Age
- 2y ago

Listerine Cool Mint Intense Classic Taste Mouthwash (1000ml) Helps Kill Germs Left After Brushing Freshens Breath and Maintain Healthy Gums
- Price
- £3.18
- Rating
- 4.7/5
- Reviews
- 7,680
- Age
- 13y ago

Dentyl Dual Action CPC Mouthwash 12hrs Fresh Breath & Total Care Alcohol Free Fresh Clove 500 ml
- Price
- £2.15
- Rating
- 4.6/5
- Reviews
- 5,704
- Age
- 7y ago
Newest
by launch date
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

The Breath Co. Alcohol Free Mouthwash. Dentist Formulated Oral Rinse for 12 Hours of Fresh Breath ICY Mint Flavour 300 ml
- Price
- £3.93
- Rating
- 4.6/5
- Reviews
- 3,476
- Age
- 1y ago

Corsodyl Mouthwash Daily Active Gum Health Fluoride Mouthwash Alcohol Free Soft Mint 500ml
- Price
- £2.92
- Rating
- 4.7/5
- Reviews
- 1,564
- Age
- 2y ago

Colgate Triple Action Xtra White Mouthwash 500ml
- Price
- £1.45
- Rating
- 4.2/5
- Reviews
- 25
- Age
- 2y ago

Waken Whitening Mouthwash clinically Tested whitening Formula for a Brighter Smile Prevents Enamel Stains Alcohol-Free Vegan Recycled Packaging Natural Peppermint Flavour 500ml
- Price
- £2.26
- Rating
- 4.3/5
- Reviews
- 1,661
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take 56% of clicks. Leaders hold, but buyers still shop past them.
Brands
7 falling
Sellers
95
Top-5 brand share
94%
Top 20: 100%
Top-5 click share
56%
Top 20: 100%
Open market
3%
- Listerine65%
- Corsodyl9%
- Colgate9%
- The Breath Co.7%
- HISMILE4%
- Dentyl3%
- Open — no brand owns it (1 brand, 3%)
Demand
Mouthwash search demand
Weekly searches over the year, seasonality beneath. Pick a range.
No pronounced peak months · busiest ÷ quietest = 1.3×
Search terms
Top Mouthwash search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- mouthwash1.1M/yr
- listerine mouthwash325K/yr
- mouth wash168K/yr
- listerine102K/yr
- oral b mouthwash31K/yr
- alcohol free mouthwash34K/yr
- mouthwash alcohol free30K/yr
- mouthwash listerine26K/yr
- mouthwashes40K/yr
- listerine total care mouthwash18K/yr
Reviews and returns
What reviews say buyers love and hate about Mouthwash
What buyers praise, what they complain about and why they send it back, from the reviews.
Complain
Strange taste
Metallic taste
Didnt like the taste
a health hazard for anyone with a sensitive mouth
gums no spectacular results for me frankly I was a little underwhelmed
During it was hard to keep in my mouth
Bit expensive
Over priced
Not worth the price
MISLEADING
It's false advertising
Does not work as advertised
Causes brown stains on teeth
Stained my teeth brown
Stained my teeth
Love
Good for gum health and price great
Great for Healthy Gums
Good for the gums
Great value for money
Good value for money
Fair Price
Long lasting taste
Great taste
Fresh taste
Excellent product
Good quality product, it leaves your breath fresh and clean
Good product and does what it says on the bottle. for me
Product as advertised
As described
Actually works
Return
0.1% Return rate 31% Fixable by listing
MISLEADING
It's false advertising
Does not work as advertised
Strange taste
Metallic taste
Didnt like the taste
Didnt work
Didnt really work as much as I thought
Totally ineffective
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 Mouthwash questions
Answered from the same tracked data.









