Skip to content

Fermentation Weights

Fail

Prices span $4.66–$16.40, mostly outside the sweet spot, so Fermentation Weights is a Fail.

Flapen Score
44
44 / 100
Ranks 4,195 of 5,777 Home & Garden niches · −7 vs the category median of 51
Market size
£57K/yr71K searches / yr
90-day growth
-22.4%search demand this quarter
Competition
70%top-5 click share · 14 brands · 19 sellers

Flapen Score

Fermentation Weights against its category

The dotted line is the Home & Garden average. Past it, Fermentation Weights is stronger. Inside it, weaker.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Fermentation Weights market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Fermentation Weights 71K times last year and spent an estimated £57K. The top 5 brands take 73% of clicks. Flapen scores it 44 out of 100, a Fail.

01 · Demand

8.1% of searches ended in a purchase last week.

Shoppers searched for this 71K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 8.1% of those searches ended in a purchase. Searches in the last 90 days moved -22.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated £57K a year.

Searches, last 12 months
71K
Growth, 90 days vs prior 90
-22.4%
Conversion, latest week
8.1%
Market size, estimated
£57Ka year
Top search term
fermentation weights47K searches a year

02 · Price

A sale here is worth £9.83.

Listings sell for £9.83 on average, from £4.66 to £16.40. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 250 to 500 of them. At £9.83 that is £2K to £5K a year per listing.

Average price
£9.83under the $15 to $100 sweet spot
Price range
£4.66–£16.40
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
5K–6K
Units per listing a year
250–500
Revenue per listing a year
£2K–£5K
Returns
1.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads.

93% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 2.6% of listings are out of stock. The average listing ranks #412 within Preserving. It carries 180 reviews at 4.34 stars, so a new listing needs social proof before a better product.

Sponsored listings
93%
Prime listings
93%
Out of stock, average day
2.6%
Average rank
#412in Preserving
Average rating
4.34 starsAmazon United Kingdom average 4.36 stars
Average reviews
180per listing
Listings tracked
15

04 · Newcomers

Amazon counts 0 of last year's 5 launches as successful.

5 products launched here in the last 12 months. Amazon counts 0 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 29 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
5
Successful launches
0Amazon's first-year sales bar
Average brand age
29 months

Products

Top Fermentation Weights products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 70% of clicks. Leaders hold, but buyers still shop past them.

£0£6K£11K£17K£23K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted

Brands

14 flat

Sellers

19

Top-5 brand share

73%

Top 20: 100%

Top-5 click share

70%

Top 20: 100%

Open market

23%

  • Country Trading Co.35%
  • Three Oaks14%
  • wandeli11%
  • volila9%
  • Okllen5%
  • Mistillion4%

Demand

Fermentation Weights search demand

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

2K2KSpike '25Spike '26SepOctNovDecJanFebMarAprMayJunJul

Peak months: Jan · busiest ÷ quietest = 2.1× · 11 of 12 months tracked

Search terms

Top Fermentation Weights search terms shoppers use

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

  • fermentation weights47K/yr
  • fermenting weights9K/yr
  • glass weights for fermenting6K/yr
  • glass fermentation weights5K/yr
  • fermentation weight4K/yr

Reviews and returns

What reviews say buyers love and hate about Fermentation Weights

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Size-Overall71%−0.37

The mesh is ways smaller

Oversized

Small

Advertised Vs Actual Product7%+0.16

the pictures are not showing that

Value For Money7%+0.76

they're a bit overpriced for a lump of glass

Love

Quality-Overall18%+1.67

Great for making sauerkraut

Good quality, easy to use, smooth glass is easy to clean

Good quality

Advertised Vs Actual Product15%+0.16

Does the job

As described

Just what I wanted

Value For Money14%+0.76

Excellent value

Great price

reasonable price

Size-Overall12%−0.37

These are the right size

fit perfectly in the heftnan jars

They're all the same size

Weight Heavy7%+0.57

Absolutely love these fermentation weights

Heavy

The glass feels nicely heavy

Return

1.1% Return rate 85% Fixable by listing

Size-Overall79%▆▅▆▇▆█

The mesh is ways smaller

Oversized

Small

Advertised Vs Actual Product4%▂█▃▁▂▁

the pictures are not showing that

Weight Heavy3%█▁▆█▅▁
Quality-Overall3%▁▁▁█▆▁
Defective Material/Parts2%▁▁▁█▆▁

FAQ

Common Fermentation Weights questions

Answered from the same tracked data.