Fermentation Jars
MaybeReturns run at only 0.4% of orders. But demand is soft, at -20.6% this quarter, so Fermentation Jars is a Maybe.
- Flapen Score
- 58 / 100Top 23% of 5,777 Home & Garden niches · +7 vs the category median of 5158
- Market size
- £152K/yr200K searches / yr
- 90-day growth
- -20.6%search demand this quarter
- Competition
- 39%top-5 click share · 24 brands · 68 sellers
Flapen Score
Fermentation Jars against its category
The dotted line is the Home & Garden average. Past it, Fermentation Jars is stronger. Inside it, weaker.
Market
The Fermentation Jars market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Fermentation Jars 200K times last year and spent an estimated £152K. The top 5 brands take 70% of clicks. Demand peaks in Jan–Dec. Flapen scores it 58 out of 100, a Maybe.
01 · Demand
4.3% of searches ended in a purchase last week.
Shoppers searched for this 200K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 4.3% of those searches ended in a purchase. Searches in the last 90 days moved -20.6% against the 90 days before. Searches, conversion and average price together put the market at an estimated £152K a year.
- Searches, last 12 months
- 200K
- Growth, 90 days vs prior 90
- -20.6%
- Conversion, latest week
- 4.3%
- Market size, estimated
- £152Ka year
- Peak month
- December1.9× the quietest month
- Top search term
- fermentation jars88K searches a year
02 · Price
A sale here is worth £17.55.
Listings sell for £17.55 on average, from £3.45 to £38.07. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 100 to 250 of them. At £17.55 that is £2K to £4K a year per listing.
- Average price
- £17.55inside the $15 to $100 sweet spot
- Price range
- £3.45–£38.07
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 100–250
- Revenue per listing a year
- £2K–£4K
- Returns
- 0.4%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is low.
82% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 9.9% of listings are out of stock. The average listing ranks #187 within Preserving. It carries 751 reviews at 4.30 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 82%
- Prime listings
- 76%
- Out of stock, average day
- 9.9%
- Average rank
- #187in Preserving
- Average rating
- 4.30 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 751per listing
- Listings tracked
- 45
04 · Newcomers
Amazon counts 2 of last year's 14 launches as successful.
14 products launched here in the last 12 months. Amazon counts 2 of them as successful launches, new products that hit its first-year sales bar. The brands on the shelf have sold for 36 months on average, so the names here are settling in.
- Launched, last 12 months
- 14
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 36 months
Products
Top Fermentation Jars products & what they sell for
Every tracked product: its share of the shelf, its reviews, and its price.
Top sellers
by 90-day click share
Kilner 3 Litre Fermentation Set Airtight Glass Jar with Silicone Lid Air Lock Ceramic Weights & Recipe Booklet Ideal for Sauerkraut Kimchi & Pickles
- Price
- £20.21
- Rating
- 4.4/5
- Reviews
- 1,833
- Age
- 9y ago

volila Fermentation Jars 1.4 Litre 2 Pack Fermenting Jar with Airlock 1 Way Air Release Vent Ideal for Kimchi Jar Sourdough Jar and Sauerkraut Fermentation Jars
- Price
- £11.19
- Rating
- 4.3/5
- Reviews
- 468
- Age
- 2y ago

volila Fermentation Jars 2.2 Litre 2 Pack Fermenting Jar with Airlock 1 Way Air Release Vent Ideal for Kimchi Jar Sourdough Jar and Sauerkraut Fermentation Jars
- Price
- £11.91
- Rating
- 4.3/5
- Reviews
- 468
- Age
- 2y ago

Fermentation Jars 2 Pack 2L Kimchi Container Fermenting Jar with Airlock Perfect for Fermentation Kimchi Sauerkraut Sourdough Starter Kefir Glass Jars with Lids
- Price
- £16.14
- Rating
- 4.5/5
- Reviews
- 38
- Age
- 10mo ago

SwiftSlot 1.5L Fermentation Jars with Weights & Air Lock Fermenting Kit for Sauerkraut Kimchi Kombucha and Pickles 2 Pack
- Price
- £25.90
- Rating
- 4.4/5
- Reviews
- 108
- Age
- 1y ago
Trending
90-day click momentum
YBCPACK 2 Pack 2L Glass Fermentation Jars with Weight & Airlocks-Wide Mouth
- Price
- £20.02
- Rating
- 4.1/5
- Reviews
- 9
- Age
- 4mo ago

PIuertoRick Fermenting Jar 2 Pack with Airlock - 2L for Safe Fermentation for Kefir Kimchi Sauerkraut Sourdough Starter - Silicone Lids & Fermentation Weights - Fermentation Jars 2 Pack (Full Set)
- Price
- £20.88
- Rating
- 4.5/5
- Reviews
- 2
- Age
- 4mo ago

volila Fermentation Jars 2.2 Litre 2 Pack Fermenting Jar with Airlock 1 Way Air Release Vent Ideal for Kimchi Jar Sourdough Jar and Sauerkraut Fermentation Jars
- Price
- £11.91
- Rating
- 4.3/5
- Reviews
- 468
- Age
- 2y ago

Fermentation Jars 2 Pack 2L Kimchi Container Fermenting Jar with Airlock Perfect for Fermentation Kimchi Sauerkraut Sourdough Starter Kefir Glass Jars with Lids
- Price
- £16.14
- Rating
- 4.5/5
- Reviews
- 38
- Age
- 10mo ago

AULEEP 2L Fermentation Jars with Fermentation Weights & Fermenting Airlock 2-Set Fermenting Kit for Ssauerkraut kimchi kombucha fruits vegetables pickled vegetables sourdough starter etc.
- Price
- £22.62
- Rating
- 4.1/5
- Reviews
- 20
- Age
- 8mo ago
Newest
by launch date
PIuertoRick Fermenting Jar 2 Pack with Airlock - 2L for Safe Fermentation for Kefir Kimchi Sauerkraut Sourdough Starter - Silicone Lids & Fermentation Weights - Fermentation Jars 2 Pack (Full Set)
- Price
- £20.88
- Rating
- 4.5/5
- Reviews
- 2
- Age
- 4mo ago

YBCPACK 2 Pack 2L Glass Fermentation Jars with Weight & Airlocks-Wide Mouth
- Price
- £20.02
- Rating
- 4.1/5
- Reviews
- 9
- Age
- 4mo ago

AULEEP 2L Fermentation Jars with Fermentation Weights & Fermenting Airlock 2-Set Fermenting Kit for Ssauerkraut kimchi kombucha fruits vegetables pickled vegetables sourdough starter etc.
- Price
- £22.62
- Rating
- 4.1/5
- Reviews
- 20
- Age
- 8mo ago

Hejo 2L Fermentation Jar with Airlock and Screw Lids Fermentation Bucket with Adjustable Time Scale Kimchi Container Mead Making Kit Fermenting Kit for Kimchi Sauerkraut Kombucha Pickles
- Price
- £13.20
- Rating
- 4.7/5
- Reviews
- 6
- Age
- 8mo ago

Fermentation Jars 2 Pack 2L Kimchi Container Fermenting Jar with Airlock Perfect for Fermentation Kimchi Sauerkraut Sourdough Starter Kefir Glass Jars with Lids
- Price
- £16.14
- Rating
- 4.5/5
- Reviews
- 38
- Age
- 10mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take only 39% of clicks. An open shelf where new products get seen.
Brands
24 rising
Sellers
68
Top-5 brand share
70%
Top 20: 98%
Top-5 click share
39%
Top 20: 82%
Open market
25%
- HEFTMAN19%
- volila17%
- Kilner17%
- SwiftSlot11%
- YUEYEE6%
- lakeland5%
Demand
Fermentation Jars search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Dec · busiest ÷ quietest = 1.9×
Search terms
Top Fermentation Jars search terms shoppers use
The exact words shoppers type, with yearly volume, growth, and conversion.
- fermentation jars88K/yr
- fermenting jar20K/yr
- fermentation jar16K/yr
- kimchi jar14K/yr
- fermentation kit13K/yr
- fermenting jars10K/yr
- sauerkraut fermentation jar9K/yr
- fermentation jars with weights6K/yr
- fermenting jars with weights6K/yr
- kilner fermentation jar5K/yr
Reviews and returns
What reviews say buyers love and hate about Fermentation Jars
What buyers praise, what they complain about and why they send it back, from the reviews.
Complain
Wish jar was larger
Larger than I thought
it's a very small jar
Breaks Easily
broke on first use
Not durable
its not reliable at all
Buy cheap, buy twice
Poor Quality
is a slightly thicker glass
extremely thin glass
the plastic is not super thick
Flimsy inner seal
thin glass
Fragile
Love
Quality jar
Good quality glass product
Excellent Product
Good quality nice size
Lids fit and seal perfectly
Theyre also a great size for experimenting with small batches or flavour variations
Good value
reasonable price
Great value
Does the job
As described
Exactly what I needed
Large capacity
great storage capacity
The best storage
Return
0.4% Return rate 81% Fixable by listing
Wish jar was larger
Larger than I thought
it's a very small jar
Disappointing for the price
Price could be lower
Sadly a complete waste of money
its not reliable at all
Buy cheap, buy twice
Poor Quality
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Fermentation Jars questions
Answered from the same tracked data.









