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Hikari Teeth Whitening Powder

Maybe

Search demand grew >1,000% this quarter. But shoppers spend an estimated $31K a year here, so Hikari Teeth Whitening Powder is a Maybe.

Flapen Score
64
64 / 100
Top 4% of 2,035 Health & Personal Care niches · +16 vs the category median of 48
Market size
£31K/yr27K searches / yr
90-day growth
>1,000%search demand this quarter
Competition
59%top-5 click share · 18 brands · 47 sellers

Flapen Score

Hikari Teeth Whitening Powder against its category

The dotted line is the Health & Personal Care average. Past it, Hikari Teeth Whitening Powder is stronger. Inside it, weaker.

64Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Hikari Teeth Whitening Powder market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Hikari Teeth Whitening Powder 27K times last year and spent an estimated £31K. The top 5 brands take 67% of clicks. Flapen scores it 64 out of 100, a Maybe.

01 · Demand

An estimated 8.4% of those searches ended in a purchase.

Shoppers searched for this 27K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 8.4% of those searches ended in a purchase. Searches in the last 90 days moved >1,000% against the 90 days before. Searches, conversion and average price together put the market at an estimated £31K a year.

Searches, last 12 months
27K
Growth, 90 days vs prior 90
>1,000%
Conversion, latest week
8.4%
Market size, estimated
£31Ka year
Top search term
hikari teeth whitening powder21K searches a year

02 · Price

A sale here is worth £13.70.

Listings sell for £13.70 on average, from £2.28 to £27.78. Amazon reports units sold in ranges. This niche sold 2K to 2K a year. The average listing sells 0 to 100 of them. At £13.70 that is £0 to £1K a year per listing.

Average price
£13.70under the $15 to $100 sweet spot
Price range
£2.28–£27.78
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
2K–2K
Units per listing a year
0–100
Revenue per listing a year
£0–£1K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

95% of listings pay for placement with sponsored ads. 48% ship with Prime. On an average day, 43.2% of listings are out of stock. The average listing ranks #244 within Dental Care. It carries 1,063 reviews at 4.17 stars, so a new listing needs social proof before a better product.

Sponsored listings
95%
Prime listings
48%
Out of stock, average day
43.2%
Average rank
#244in Dental Care
Average rating
4.17 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,063per listing
Listings tracked
21

04 · Newcomers

4 of last year's 18 launches cleared the first-year sales bar.

18 products launched here in the last 12 months. 4 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 17 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
18
Successful launches
4Amazon's first-year sales bar
Average brand age
17 months

Products

Top Hikari Teeth Whitening Powder 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 59% of clicks. Leaders hold, but buyers still shop past them.

£0£3K£6K£9K£12K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)3 products missing review or click data not plotted

Brands

18

Sellers

47

Est. top-5 brand share

67%

Top 20: 100%

Est. top-5 click share

59%

Top 20: 99%

Open market

28%

  • Yestree22%
  • Generic17%
  • Xuminny10%
  • kyno9%
  • MySweetSmile9%
  • KUNYOS5%

Reviews and returns

What reviews say buyers love and hate about Hikari Teeth Whitening Powder

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

22%of positive reviews mention “Tooth Brightening”
16%of negative reviews mention “Functionality-Overall”
0.1%of orders come back
“Doesn't work”
A buyer, on “Functionality-Overall”16% 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 Hikari Teeth Whitening Powder 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