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Mouthwash

Maybe

Shoppers spend an estimated $38.3M a year here. But the top 5 brands take 96% of clicks, so Mouthwash is a Maybe.

Flapen Score
56
56 / 100
Top 21% of 14,768 Health & Household niches · +7 vs the category median of 49
Market size
$38.3M/yr17.5M searches / yr
90-day growth
+2.1%search demand this quarter
Competition
45%top-5 click share · 6 brands · 139 sellers

Flapen Score

Mouthwash against its category

The dotted line is the Health & Household average. Past it, Mouthwash is stronger. Inside it, weaker.

56Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Mouthwash market on Amazon at a glance

Shoppers on Amazon United States searched for Mouthwash 17.5M times last year and spent an estimated $38.3M. The top 5 brands take 96% of clicks. Flapen scores it 56 out of 100, a Maybe.

01 · Demand

An estimated 18.5% of those searches ended in a purchase.

Shoppers searched for this 17.5M times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 18.5% of those searches ended in a purchase. Searches in the last 90 days moved +2.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated $38.3M a year.

Searches, last 12 months
17.5M
Growth, 90 days vs prior 90
+2.1%
Conversion, latest week
18.5%
Market size, estimated
$38.3Ma year
Peak month
February1.7× the quietest month
Top search term
mouthwash6.9M searches a year

02 · Price

A sale here is worth $11.83.

Listings sell for $11.83 on average, from $4.39 to $17.50. Amazon reports units sold in ranges, and this niche reaches the top one: 1,000,000 units or more a year. The average listing sells 100,000 to 125,000 of them. At $11.83 that is $1.2M to $1.5M a year per listing.

Average price
$11.83under the $15 to $100 sweet spot
Price range
$4.39–$17.50
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
1,000,000 or moreAmazon's top range
Units per listing a year
100,000–125,000
Revenue per listing a year
$1.2M–$1.5M
Returns
0.2%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

83% 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 #52 within Mouthwash. It carries 21,404 reviews at 4.72 stars, so a new listing needs social proof before a better product.

Sponsored listings
83%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#52in Mouthwash
Average rating
4.72 starsAmazon United States average 4.42 stars
Average reviews
21,404per listing
Listings tracked
29

04 · Newcomers

3 of last year's 3 launches cleared the first-year sales bar.

3 products launched here in the last 12 months. 3 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 62 months on average, so the names here are established.

Launched, last 12 months
3
Successful launches
3Amazon's first-year sales bar
Average brand age
62 months

Products

Top Mouthwash products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 45% of clicks. Leaders hold, but buyers still shop past them.

Brands

6 falling

Sellers

139

Top-5 brand share

96%

Top 20: 100%

Top-5 click share

45%

Top 20: 88%

Open market

0%

  • Brand 144%
  • Brand 218%
  • Brand 317%
  • Brand 410%
  • Brand 57%
  • Brand 64%
  • Open — no brand owns it (0%)

Demand

Mouthwash search demand

Weekly searches over the year, seasonality beneath. Pick a range.

450K350KPrime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.7×

Search terms

Top Mouthwash search terms shoppers use

The exact words shoppers type, with yearly volume, growth, and conversion.

  • mouthwash6.9M/yr
  • therabreath mouthwash2.8M/yr
  • mouth wash1.2M/yr
  • therabreath784K/yr
  • mouth wash for adults703K/yr
  • mouthwash thera breath524K/yr
  • rinse aid436K/yr
  • mouthwash alcohol free432K/yr
  • dishwasher rinse aid390K/yr
  • crest mouthwash381K/yr

Reviews and returns

What reviews say buyers love and hate about Mouthwash

We read the reviews and the return reasons for every product selling here.

18%of positive reviews mention “Value For Money”
8%of negative reviews mention “Alcohol Content”
0.2%of orders come back
“Too much alcohol”
A buyer, on “Alcohol Content”8% 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.

18 topics

NegativePositive

FAQ

Common Mouthwash questions

Answered from the same tracked data.