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51

fluoride mouthwash

Worth a look

Shows low returns (0.2%), but brand-locked demand (top 5 brands take 98% of clicks) keeps it on the watch list.

Market size 96Growth 23Conversion 97Competition 51Returns 99Price range 19Avg price 24Brand share 6Review moat 23Quality gap 18

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Conversion

Incredible14.4%

search→purchase rate — share of searches ending in a sale

Market size

Incredible$3.4M

$3.4M/yr · 2.8M searches

Competition

Good54%

top-5 click share — leaders hold, buyers still browse

Avg price

Bad$8.58

avg listing price — sweet spot $15–$100

Growth

Bad-3.2%

90-day search growth — must beat 0% to launch

Review moat

Bad8,436.75

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$3.08–$17.88

cheapest to priciest tracked listing — scored on the share inside $15–$100

Quality gap

Bad4.7★

avg incumbent rating — lower means beatable quality

Brand share

Bad98%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United States niche tracking, fluoride mouthwash is a $3.4M/yr Amazon United States market (2.8M searches/yr). The top 5 brands hold 98% of demand. Demand peaks in Jul. Verdict: Worth a look — 51/100.

Data updated Jul 14, 2026 · scored weekly · How we score niches

fluoride mouthwash market data

Units sold / yr
400K–500K
avg 15,000–20,000/product
Revenue / yr
$3.4M–$4.3M
units × avg price
Conversion rate
14.4%
Avg BSR
#80
Page quality
0%
Prime
100%
Sponsored
64%
Out of stock
0.0%
Avg brand age
74 months
Avg seller age
144 days

Competition & brand share

The top 5 products take 54% of clicks — established leaders, but buyers still shop beyond them.

Brands

7 rising

Sellers

99

Top-5 brand share

98%

Top 20: 100%

Top-5 click share

54%

Top 20: 92%

Open market

1%

  • ACT56%
  • Listerine32%
  • Amazon Basics6%
  • The Breath Co.2%
  • SENSODYNE PRONAMEL2%
  • Crest2%
  • Open — no brand owns it (1 brand, 1%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -3.2% search growth over the last 90 days.
50K30KPrime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul · busiest ÷ quietest = 2.2×

Top fluoride mouthwash search terms

  • act867K/yr
  • act mouthwash729K/yr
  • listerine total care208K/yr
  • fluoride mouthwash224K/yr
  • listerine total care mouthwash227K/yr
  • act anticavity fluoride mouthwash56K/yr
  • fluoride rinse49K/yr
  • act restoring mouthwash45K/yr
  • listerine mouthwash total care60K/yr
  • fluoride mouth rinse44K/yr
All 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%4%$137K8%$274K12%$411K16%$548K1001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 24 tracked products in this niche — three views at once, no toggling.

What buyers say about fluoride mouthwash

What buyers praise and complain about, mined from review topics.

What buyers love

Value For Money16%

“Great deal”

Quality-Overall13%

“A well made product”

Oral Hygiene12%

“Great for teeth and gum health”

Cleansing6%

“Teeth feel clean”

Taste-Overall6%

“Good taste”

Advertised Vs Actual Product5%

“As advertised”

Efficiency5%

“Does the job”

Breathability4%

“Freshens breath”

Tooth Sensitivity3%

“Works great for my sensitive teeth”

Alcohol Content2%

“Taste Great with No Alcohol”

What buyers complain about

Alcohol Content9%

“strong alcohol like that”

Size-Overall9%

“Smaller than expected”

Ease Of Use6%

“I can't use it”

Taste-Overall6%

“tastes weird”

Value For Money6%

“Too expensive”

Ingredients-Overall5%

“Bad ingredients”

Moist/Dry4%

“Make my mouth very dry”

Dilute/Watery3%

“last order I received the bottles looked watered down”

Advertised Vs Actual Product3%

“deceptive advertisement”

Flavor3%

“The flavor is way too strong”

Top return reasons

Size-Overall34%
Leak-Proof17%
Advertised Vs Actual Product12%
Value For Money7%
Ingredients-Overall4%
Alcohol Content3%
Functionality-Overall3%
Flavor2%
Moist/Dry2%
Taste-Overall2%

Common questions

Is fluoride mouthwash profitable to sell on Amazon United States?
The niche generates $3.4M/yr across 28 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is -3.2%. Flapen's verdict: Worth a look (51/100).
How competitive is the fluoride mouthwash niche?
7 brands and 99 sellers compete. The top 5 products take 54% of clicks and top 5 brands hold 98% of demand.
What do buyers complain about in fluoride mouthwash?
Top complaints mined from reviews: Alcohol Content, Size-Overall, Ease Of Use. The return rate is 0.2%.
When does demand for fluoride mouthwash peak?
Demand peaks in Jul; the busiest month runs 2.2× the quietest.
What does it cost to enter the fluoride mouthwash niche?
Listings span $3.08–$17.88; the average listing price is $8.58 (sweet spot $15–$100). The average incumbent carries 8,437 reviews — the moat a new listing must climb.