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Sourdough Starter Kit

Maybe

An estimated 0.8% of orders come back. But demand is soft, at -43.5% this quarter, so Sourdough Starter Kit is a Maybe.

Flapen Score
62
62 / 100
Top 4% of 2,976 Grocery niches · +16 vs the category median of 46
Market size
£630K/yr741K searches / yr
90-day growth
-43.5%search demand this quarter
Competition
41%top-5 click share · 39 brands · 70 sellers

Flapen Score

Sourdough Starter Kit against its category

The dotted line is the Grocery average. Past it, Sourdough Starter Kit is stronger. Inside it, weaker.

62Maybe
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Sourdough Starter Kit market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Sourdough Starter Kit 741K times last year and spent an estimated £630K. The top 5 brands take 49% of clicks. Demand peaks in Jan–Feb–Dec. Flapen scores it 62 out of 100, a Maybe.

01 · Demand

An estimated 4.8% of those searches ended in a purchase.

Shoppers searched for this 741K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 4.8% of those searches ended in a purchase. Searches in the last 90 days moved -43.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £630K a year.

Searches, last 12 months
741K
Growth, 90 days vs prior 90
-43.5%
Conversion, latest week
4.8%
Market size, estimated
£630Ka year
Peak month
January4.2× the quietest month
Top search term
sourdough starter kit340K searches a year

02 · Price

A sale here is worth £17.75.

Listings sell for £17.75 on average, from £6.13 to £37.33. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 500 to 750 of them. At £17.75 that is £9K to £13K a year per listing.

Average price
£17.75inside the $15 to $100 sweet spot
Price range
£6.13–£37.33
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
30K–40K
Units per listing a year
500–750
Revenue per listing a year
£9K–£13K
Returns
0.8%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. 100% ship with Prime. On an average day, 10.1% of listings are out of stock. The average listing ranks #1,240 within Baking Supplies. It carries 273 reviews at 4.47 stars, so a new listing needs social proof before a better product.

Sponsored listings
93%
Prime listings
100%
Out of stock, average day
10.1%
Average rank
#1,240in Baking Supplies
Average rating
4.47 starsAmazon United Kingdom average 4.36 stars
Average reviews
273per listing
Listings tracked
44

04 · Newcomers

5 of last year's 15 launches cleared the first-year sales bar.

15 products launched here in the last 12 months. 5 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 22 months on average, so a newcomer is not facing entrenched names.

Launched, last 12 months
15
Successful launches
5Amazon's first-year sales bar
Average brand age
22 months

Products

Top Sourdough Starter Kit 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 41% of clicks. Leaders hold, but buyers still shop past them.

£0£25K£50K£76K£101K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

39 rising

Sellers

70

Est. top-5 brand share

49%

Top 20: 82%

Est. top-5 click share

41%

Top 20: 77%

Open market

46%

  • MiraFolk13%
  • ASOBEAGE12%
  • Jeensley12%
  • KinConnyen7%
  • MQFORU6%
  • CSYY5%

Demand

Sourdough Starter Kit search demand

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

30K20KSpike '24Holiday '24Spike '25Prime Day '25Black Friday '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Jan, Feb, Dec · busiest ÷ quietest = 4.2×

Search terms

Top Sourdough Starter Kit search terms shoppers use

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

  • sourdough starter kit340K/yr
  • sourdough starter jar91K/yr
  • sourdough kit60K/yr
  • bread making accessories50K/yr
  • bread making37K/yr
  • sourdough jar27K/yr
  • sour dough starter kits26K/yr
  • bread making kit32K/yr
  • bread making tools12K/yr
  • sour dough starter jar9K/yr

Reviews and returns

What reviews say buyers love and hate about Sourdough Starter Kit

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

28%of positive reviews mention “Quality-Overall”
12%of negative reviews mention “Quality-Overall”
0.8%of orders come back
“Really poor quality”
A buyer, on “Quality-Overall”12% 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.

18 topics

NegativePositive

FAQ

Common Sourdough Starter Kit 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