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Fish Antibiotics

Fail

The top 5 brands take 100% of clicks, so Fish Antibiotics is a Fail.

Flapen Score
36
36 / 100
Ranks 823 of 875 Pet Supplies niches · −14 vs the category median of 50
Market size
£79K/yr89K searches / yr
90-day growth
-33.7%search demand this quarter
Competition
66%top-5 click share · 5 brands · 38 sellers

Flapen Score

Fish Antibiotics against its category

The dotted line is the Pet Supplies average. Past it, Fish Antibiotics is stronger. Inside it, weaker.

36Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Fish Antibiotics market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Fish Antibiotics 89K times last year and spent an estimated £79K. All 5 brands take every click. Demand peaks in Oct. Flapen scores it 36 out of 100, a Fail.

01 · Demand

An estimated 9.9% of those searches ended in a purchase.

Shoppers searched for this 89K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 9.9% of those searches ended in a purchase. Searches in the last 90 days moved -33.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated £79K a year.

Searches, last 12 months
89K
Growth, 90 days vs prior 90
-33.7%
Conversion, latest week
9.9%
Market size, estimated
£79Ka year
Peak month
October1.9× the quietest month
Top search term
kanaplex13K searches a year

02 · Price

A sale here is worth £9.02.

Listings sell for £9.02 on average, from £3.78 to £16.89. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At £9.02 that is £2K to £5K a year per listing.

Average price
£9.02under the $15 to $100 sweet spot
Price range
£3.78–£16.89
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
6K–8K
Units per listing a year
250–500
Revenue per listing a year
£2K–£5K
Returns
0.4%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

63% of listings pay for placement with sponsored ads. 81% ship with Prime. On an average day, 1.4% of listings are out of stock. The average listing ranks #94 within Fish & Aquatic Pets. It carries 3,236 reviews at 4.43 stars, so a new listing needs social proof before a better product.

Sponsored listings
63%
Prime listings
81%
Out of stock, average day
1.4%
Average rank
#94in Fish & Aquatic Pets
Average rating
4.43 starsAmazon United Kingdom average 4.36 stars
Average reviews
3,236per listing
Listings tracked
16

04 · Newcomers

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

3 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 90 months on average, so the names here are established.

Launched, last 12 months
3
Successful launches
0Amazon's first-year sales bar
Average brand age
90 months

Products

Top Fish Antibiotics 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 29, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 66% of clicks. Leaders hold, but buyers still shop past them.

£0£8K£16K£24K£32K1101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 falling

Sellers

38

Est. top-5 brand share

100%

Top 20: 100%

Est. top-5 click share

66%

Top 20: 100%

Open market

0%

  • API76%
  • NT Labs11%
  • Ace Canine6%
  • Interpet5%
  • Tetra2%

Demand

Fish Antibiotics search demand

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

2K2KSpike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Oct · busiest ÷ quietest = 1.9×

Search terms

Top Fish Antibiotics search terms shoppers use

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

  • kanaplex13K/yr
  • melafix fish treatment9K/yr
  • fish antibiotics9K/yr
  • api general cure6K/yr
  • fin rot treatment tropical fish7K/yr
  • fish treatment5K/yr
  • melafix7K/yr
  • seachem kanaplex3K/yr
  • fish medicine4K/yr
  • api melafix5K/yr

Reviews and returns

What reviews say buyers love and hate about Fish Antibiotics

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

29%of positive reviews mention “Advertised Vs Actual Product”
32%of negative reviews mention “Functionality-Overall”
0.4%of orders come back
“Didn't work”
A buyer, on “Functionality-Overall”32% 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.

24 topics

NegativePositive

FAQ

Common Fish Antibiotics 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