denture whitening
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible23.3%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.2%return rate — above 5% kills the launch gate
Avg price
Incredible$29.46avg listing price — sweet spot $15–$100
Price range
Incredible$18.78–$48.41cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$580K$580K/yr · 85K searches
Review moat
Okay1,810.4avg incumbent reviews — the moat a new listing must climb
Growth
Okay+6.4%90-day search growth — must beat 0% to launch
Quality gap
Bad4.8★avg incumbent rating — lower means beatable quality
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, denture whitening is a $580K/yr Amazon United States market (85K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb–Apr. Verdict: Skip it — 47/100.
Data updated Jul 14, 2026 · scored weekly · How we score niches
denture whitening market data
- Units sold / yr
- 15K–20K
- avg 2,000–2,500/product
- Revenue / yr
- $442K–$589K
- units × avg price
- Conversion rate
- 23.3%
- Avg BSR
- #343
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 0%
- Out of stock
- 1.9%
- Avg brand age
- 81 months
- Avg seller age
- 134 days
Competition & brand share
The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.Brands
3 falling
Sellers
64
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
100%
Top 20: 100%
Open market
0%
- Stain-Away56%
- Stain Away39%
- REGENT LABS5%
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +6.4% search growth over the last 90 days.Peak months: Feb, Apr · busiest ÷ quietest = 2.6×
Top denture whitening search terms
- stain away plus denture cleaner35K/yr
- stain away denture cleaner22K/yr
- stain away17K/yr
- stainaway plus denture cleanser5K/yr
- denture cleaner powder4K/yr
- stainaway denture cleaner2K/yr
Top denture whitening 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.
All 5 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Stain Away Plus Antibacterial Denture Cleanser 3X More Powerful Than Tablets Whitens Dentures Like New 5 Minute Fast Action Clean Mint Taste 80 Cleanings 8.1 oz (Pack of 2)
Stain-Away$18.784.8★2,343 rev
Stain-Away Plus Dental Cleanser 8.1-Ounce (Pack of 3)
Stain Away$23.054.8★2,466 rev
Stain Away Plus Denture Cleanser 80 Cleanings Each (Pack of 3)
Stain-Away$27.284.7★561 rev
StainAway Plus 8.1 Oz. (Pack of 4)
REGENT LABS$29.804.8★3,659 rev
Stain Away Plus Denture Cleanser 80 Cleanings 8.1 oz 5-Minute Fast Action 3X More Powerful (Pack of 6)
Stain-Away$48.414.9★23 rev
Newest
by launch dateStain Away Plus Denture Cleanser 80 Cleanings 8.1 oz 5-Minute Fast Action 3X More Powerful (Pack of 6)
Stain-Away$48.4123 rev
Stain Away Plus Antibacterial Denture Cleanser 3X More Powerful Than Tablets Whitens Dentures Like New 5 Minute Fast Action Clean Mint Taste 80 Cleanings 8.1 oz (Pack of 2)
Stain-Away$18.782,343 rev
StainAway Plus 8.1 Oz. (Pack of 4)
REGENT LABS$29.803,659 rev
Stain-Away Plus Dental Cleanser 8.1-Ounce (Pack of 3)
Stain Away$23.052,466 rev
Stain Away Plus Denture Cleanser 80 Cleanings Each (Pack of 3)
Stain-Away$27.28561 rev
Trending
90-day click momentumStain Away Plus Antibacterial Denture Cleanser 3X More Powerful Than Tablets Whitens Dentures Like New 5 Minute Fast Action Clean Mint Taste 80 Cleanings 8.1 oz (Pack of 2)
Stain-Away$18.784.8★
StainAway Plus 8.1 Oz. (Pack of 4)
REGENT LABS$29.804.8★
Stain Away Plus Denture Cleanser 80 Cleanings 8.1 oz 5-Minute Fast Action 3X More Powerful (Pack of 6)
Stain-Away$48.414.9★
Stain-Away Plus Dental Cleanser 8.1-Ounce (Pack of 3)
Stain Away$23.054.8★
Stain Away Plus Denture Cleanser 80 Cleanings Each (Pack of 3)
Stain-Away$27.284.7★
What buyers say about denture whitening
What buyers praise and complain about, mined from review topics.What buyers love
“Excellent product”
“Best cleanser”
“fair price”
“Cleans and whitens”
“Very easy to use”
“It works as advertised”
“Stain away”
“Works well”
“It is the best in dentures cleaning”
“really keeps them white”
What buyers complain about
“expensive”
“I had some very bad stains”
“that didnt work for me”
“they dont yellow with time like they did with other cleaners”
“its hard to open the bottle”
“The smell of chlorine is very strong”
“white granules don't mix well”
Top return reasons
Common questions
- Is denture whitening profitable to sell on Amazon United States?
- The niche generates $580K/yr across 5 tracked products. 90-day search growth is +6.4%. Flapen's verdict: Skip it (47/100).
- How competitive is the denture whitening niche?
- 3 brands and 64 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in denture whitening?
- Top complaints mined from reviews: Value For Money, Stain Resistance, Functionality-Overall. The return rate is 0.2%.
- When does demand for denture whitening peak?
- Demand peaks in Feb–Apr; the busiest month runs 2.6× the quietest.
- What does it cost to enter the denture whitening niche?
- Listings span $18.78–$48.41; the average listing price is $29.46 (sweet spot $15–$100). The average incumbent carries 1,810 reviews — the moat a new listing must climb.