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Hydroeye

Maybe

An estimated 0.0% of orders come back. But the top 5 brands take 100% of clicks, so Hydroeye is a Maybe.

Flapen Score
51
51 / 100
Top 40% of 14,768 Health & Household niches · +2 vs the category median of 49
Market size
$3.4M/yr315K searches / yr
90-day growth
-6.5%search demand this quarter
Competition
97%top-5 click share · 4 brands · 21 sellers

Flapen Score

Hydroeye against its category

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

51Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Hydroeye market on Amazon at a glance

Shoppers on Amazon United States searched for Hydroeye 315K times last year and spent an estimated $3.4M. All 4 brands take every click. Demand peaks in Aug–Sep. Flapen scores it 51 out of 100, a Maybe.

01 · Demand

An estimated 18.7% of those searches ended in a purchase.

Shoppers searched for this 315K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 18.7% of those searches ended in a purchase. Searches in the last 90 days moved -6.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $3.4M a year.

Searches, last 12 months
315K
Growth, 90 days vs prior 90
-6.5%
Conversion, latest week
18.7%
Market size, estimated
$3.4Ma year
Peak month
August5.2× the quietest month
Top search term
hydroeye38K searches a year

02 · Price

A sale here is worth $57.49.

Listings sell for $57.49 on average, from $17.94 to $171.46. Amazon reports units sold in ranges. This niche sold 50K to 60K a year. The average listing sells 10,000 to 12,500 of them. At $57.49 that is $575K to $719K a year per listing.

Average price
$57.49inside the $15 to $100 sweet spot
Price range
$17.94–$171.46
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
50K–60K
Units per listing a year
10,000–12,500
Revenue per listing a year
$575K–$719K
Returns
0.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

100% 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 #79 within Eye Health. It carries 4,399 reviews at 4.50 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#79in Eye Health
Average rating
4.50 starsAmazon United States average 4.42 stars
Average reviews
4,399per listing
Listings tracked
6

04 · Newcomers

1 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 77 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
1Amazon's first-year sales bar
Average brand age
77 months

Products

Top Hydroeye 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 97% of clicks. A locked shelf that new listings rarely crack.

Brands

4 rising

Sellers

21

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

97%

Top 20: 100%

Open market

0%

  • Brand 156%
  • Brand 227%
  • Brand 314%
  • Brand 43%
  • Open — no brand owns it (0%)

Demand

Hydroeye search demand

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

10K6KPrime Day '25Spike '25Spike '26DecMarJunAugNovMarMay

Peak months: Aug, Sep · busiest ÷ quietest = 5.2×

Search terms

Top Hydroeye search terms shoppers use

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

  • hydroeye38K/yr
  • blink nutritears34K/yr
  • blink supplements for dry eye26K/yr
  • blink eye supplement30K/yr
  • hydroeye support for dry eyes 120 softgels 2 pack20K/yr
  • de3 omega 3 fish oil capsules for dry eye19K/yr
  • blink nutritears supplement27K/yr
  • prn de3 dry eye omega 3 fish oil15K/yr
  • de311K/yr
  • blink pills for dry eye13K/yr

Reviews and returns

What reviews say buyers love and hate about Hydroeye

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

26%of positive reviews mention “Eye-Hygiene”
17%of negative reviews mention “Functionality-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“Didn't Work for Me”
A buyer, on “Functionality-Overall”17% 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.

17 topics

NegativePositive

FAQ

Common Hydroeye questions

Answered from the same tracked data.