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Fermented Foods

Fail

The top 5 brands take 99% of clicks, so Fermented Foods is a Fail.

Flapen Score
49
49 / 100
Top 36% of 2,976 Grocery niches · +3 vs the category median of 46
Market size
£59K/yr131K searches / yr
90-day growth
-26.3%search demand this quarter
Competition
19%top-5 click share · 7 brands · 31 sellers

Flapen Score

Fermented Foods against its category

The dotted line is the Grocery average. Past it, Fermented Foods is stronger. Inside it, weaker.

49Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Fermented Foods market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Fermented Foods 131K times last year and spent an estimated £59K. The top 5 brands take 99% of clicks. Demand peaks in Jan–Feb–Mar. Flapen scores it 49 out of 100, a Fail.

01 · Demand

An estimated 5.9% of those searches ended in a purchase.

Shoppers searched for this 131K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 5.9% of those searches ended in a purchase. Searches in the last 90 days moved -26.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £59K a year.

Searches, last 12 months
131K
Growth, 90 days vs prior 90
-26.3%
Conversion, latest week
5.9%
Market size, estimated
£59Ka year
Peak month
January2.3× the quietest month
Top search term
biona89K searches a year

02 · Price

A sale here is worth £7.68.

Listings sell for £7.68 on average, from £1.04 to £36.79. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 0 to 100 of them. At £7.68 that is £0 to £768 a year per listing.

Average price
£7.68under the $15 to $100 sweet spot
Price range
£1.04–£36.79
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
10K–13K
Units per listing a year
0–100
Revenue per listing a year
£0–£768
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

38% of listings pay for placement with sponsored ads. 92% ship with Prime. On an average day, 1.3% of listings are out of stock. The average listing ranks #257 within Juice & Smoothies. It carries 497 reviews at 4.37 stars, so a new listing needs social proof before a better product.

Sponsored listings
38%
Prime listings
92%
Out of stock, average day
1.3%
Average rank
#257in Juice & Smoothies
Average rating
4.37 starsAmazon United Kingdom average 4.36 stars
Average reviews
497per listing
Listings tracked
91

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 65 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
65 months

Products

Top Fermented Foods 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 19% of clicks, no more. An open shelf where new products get seen.

£0£1K£2K£4K£5K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

7 rising

Sellers

31

Est. top-5 brand share

99%

Top 20: 100%

Est. top-5 click share

19%

Top 20: 54%

Open market

1%

  • Biona80%
  • Mr Organic12%
  • Eat Wholesome3%
  • Morrisons2%
  • Amisa1%
  • SUMA1%
  • Open — no brand owns it (1 brand, 1%)

Demand

Fermented Foods search demand

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

4K3KHoliday '24Spike '25Prime Day '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Mar · busiest ÷ quietest = 2.3×

Search terms

Top Fermented Foods search terms shoppers use

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

  • biona89K/yr
  • biona organic15K/yr
  • organic beans9K/yr
  • organic baked beans9K/yr
  • mr organic baked beans6K/yr
  • biona beans3K/yr

Reviews and returns

What reviews say buyers love and hate about Fermented Foods

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

25%of positive reviews mention “Taste-Overall”
16%of negative reviews mention “Taste-Overall”
0.1%of orders come back
“Awful Taste”
A buyer, on “Taste-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.

16 topics

NegativePositive

FAQ

Common Fermented Foods 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