---
title: "Fermented Foods — £59K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/grocery/fermented-foods"
last_updated: "2026-07-31T21:49:12.251Z"
locale: en
meta:
description: "Niche score 49/100 · £59K/yr market · 131K searches/yr · £7.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · £59K/yr market · 131K searches/yr · £7.68 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Fermented Foods — £59K/yr Amazon UK Niche (2026) - Flapen"
---
# **fermented foods**
**Skip it**
Brand-locked demand (top 5 brands take 99% of clicks) — this niche doesn't clear our bar today.
Market size 15Growth 12Conversion 66Competition 95Returns 100Price range 61Avg price 21Brand share 4Review moat 75Quality gap 63
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Competition**
**Incredible****19%**
top-5 click share — an open shelf
**Review moat**
**Great****496.74**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****5.9%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****£1.04–£36.79**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Bad****£7.68**
avg listing price — sweet spot $15–$100
**Market size**
**Bad****£59K**
£59K/yr · 131K searches
**Growth**
**Bad****-26.3%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****99%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, fermented foods is a £59K/yr Amazon United Kingdom market (131K searches/yr). The top 5 brands hold 99% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Skip it — 49/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fermented foods market data**
- **Units sold / yr**
- **10K–13K**
- avg 0–100/product
- **Revenue / yr**
- **£77K–£96K**
- units × avg price
- **Conversion rate**
- **5.9%**
- **Avg BSR**
- **#257**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **38%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **65 months**
- **Avg seller age**
- **187 days**
## **Competition & brand share**
Clicks spread well past the top 5 (19% combined) — an open shelf where new products get seen.
**Brands**
**7 **▲rising
**Sellers**
**31**
**Top-5 brand share**
**99%**
Top 20: 100%
**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 & seasonality**
Weekly Amazon search volume, last 104 weeks — -26.3% search growth over the last 90 days.
4K3KHoliday '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jan, Feb, Mar · busiest ÷ quietest = 2.3×
[**Open Trend **](https://flapen.com/research/uk/grocery/fermented-foods/trend)
## **Top fermented foods search terms**
- **biona**89K/yr-19.9%3.0% conv. - **biona organic**15K/yr-14.8%2.3% conv. - **organic beans**9K/yr-29.1%11.6% conv. - **organic baked beans**9K/yr-42.8%6.3% conv. - **mr organic baked beans**6K/yr-71.7%7.0% conv. - **biona beans**3K/yr-18.1%16.2% conv. [**All search terms **](https://flapen.com/research/uk/grocery/fermented-foods/search-terms)
## **Top fermented foods products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%2%£1K4%£2K6%£4K8%£5K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Mr Organic - Award-Winning Organic Baked Beans in Tomato Sauce - 12 x 400g Tins - High in Protein & Fibre - 1 of Your 5 a Day - Vegan & Gluten-Free - BPA-Free Cans - Great Taste Award 2024**Mr Organic**£16.81**4.3★9 rev](https://www.amazon.co.uk/dp/B0FQP8BTYM) [2**Biona Organic Mixed Beans in Water 400g Pack of 1**Biona**£1.39**4.5★312 rev](https://www.amazon.co.uk/dp/B07NVDFFR3) [3**Biona Organic Black Beans 400g Pack of 4 - In Water Pre-Cooked & Ready to Eat - No Added Sugar or Salt - Source of Vegan Protein and Fibre - BPA Free Can Non GMA**Biona**£4.70**4.7★356 rev](https://www.amazon.co.uk/dp/B093PT76J4) [4**Biona Organic Date Syrup 350g**Biona**£3.82**4.6★1,784 rev](https://www.amazon.co.uk/dp/B081QQ99KQ) [5**Biona Organic Coconut Milk 400 ml Pack of 6 - Great Taste Award 2024 Winner - Dairy Free Naturally Vegan - Pressed from Coconut Kernels - For Cooking and Baking - Vegan Alternative**Biona**£11.45**4.4★1,527 rev](https://www.amazon.co.uk/dp/B006JNX0R2)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Mr Organic - Award-Winning Organic Baked Beans in Tomato Sauce - 12 x 400g Tins - High in Protein & Fibre - 1 of Your 5 a Day - Vegan & Gluten-Free - BPA-Free Cans - Great Taste Award 2024**Mr Organic**£16.81**9 rev10mo ago](https://www.amazon.co.uk/dp/B0FQP8BTYM) [**Biona Organic Maple Syrup 1L - Amber Grade A - Pure Canadian**Biona**£17.00**378 rev2y ago](https://www.amazon.co.uk/dp/B0CWMK56LD) [**Biona Organic Extra Virgin Olive Oil 750ml - Cold Pressed - From Organically Grown Mediterranean Olives - Rich Fruity Flavour - For Marinating and Dipping**Biona**£10.96**688 rev4y ago](https://www.amazon.co.uk/dp/B0B3F2QPP6) [**Eat Wholesome Organic Baked Beans 400g (Pack of 12) - In Tomato Sauce Low Fat Source of Protein Vegan Non-BPA Lining**Eat Wholesome**£15.66**392 rev4y ago](https://www.amazon.co.uk/dp/B09GLC43SR) [**Biona Organic Choco-Coconut Granola 375g**Biona**£4.59**50 rev4y ago](https://www.amazon.co.uk/dp/B09DBXN4VG)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Biona Organic Rye Bread with Pumpkin Seed 500 g Pack of 7- Free from Wheat No Added Yeast - Wholegrain Rye Meal and Natural Sourdough - High in Fibre - Vegan**Biona**£16.26**4.4★**▲ 210%**](https://www.amazon.co.uk/dp/B0069L0F7C) [**Biona Elderberry Superjuice Organic 330ml**Biona**£4.73**4.4★**▲ 98%**](https://www.amazon.co.uk/dp/B009DGCZ1E) [**Mr Organic - Award-Winning Organic Baked Beans in Tomato Sauce - 12 x 400g Tins - High in Protein & Fibre - 1 of Your 5 a Day - Vegan & Gluten-Free - BPA-Free Cans - Great Taste Award 2024**Mr Organic**£16.81**4.3★**▲ 68%**](https://www.amazon.co.uk/dp/B0FQP8BTYM) [**Biona Organic Blueberry Juice 330ml - 100% Pressed Pure Juice from Organic Farms - Not from Concentrate - No Preservatives or Additives - Suitable for Vegans**Biona**£5.85**4.3★**▲ 64%**](https://www.amazon.co.uk/dp/B002FOQB8O) [**Biona Organic Black Beans 400g**Biona**£1.39**4.7★**▲ 37%**](https://www.amazon.co.uk/dp/B002F5GA9I)
**~~View all trending →~~**
## **What buyers say about fermented foods**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**25%
*“Delicious and satisfying”*
**Quality-Overall**20%
*“Great quality beans”*
**Vegan/Organic**12%
*“organic too”*
**Value For Money**6%
*“Value for money”*
**Flavor**5%
*“The flavour is rich”*
**Health Benefits-Overall**5%
*“Very healthy”*
**Advertised Vs Actual Product**2%
*“Better than expected”*
**Baking**2%
*“Absolutely amazing bread”*
**Nutritional Content**2%
*“Nutritious”*
**Sweetness**2%
*“Healthier alternative sweets”*
### **What buyers complain about **
**Taste-Overall**16%
*“Awful Taste”*
**Value For Money**12%
*“to expensive”*
**Dilute/Watery**7%
*“was somewhat disappointed with the amount of watered down tomato sauce in a can”*
**Bitter**4%
*“bitter”*
**Contamination**3%
*“Because of potential contamination I had to dispose of them”*
**Sour**3%
*“Sour and horrible”*
**Durability**3%
*“Mouldy within a few weeks”*
**Flavor**2%
*“No hint of blueberry here”*
**Texture/Consistency-Overall**2%
*“I didnt like the texture of these so gave them to my husband”*
**Quality-Overall**2%
*“totally mad”*
## **Common questions**
- **Is fermented foods profitable to sell on Amazon United Kingdom?**
- The niche generates £59K/yr across 91 tracked products. 0 of 3 products launched in the last 360 days are still selling. 90-day search growth is -26.3%. Flapen's verdict: Skip it (49/100).
- **How competitive is the fermented foods niche?**
- 7 brands and 31 sellers compete. The top 5 products take 19% of clicks and top 5 brands hold 99% of demand.
- **What do buyers complain about in fermented foods?**
- Top complaints mined from reviews: Taste-Overall, Value For Money, Dilute/Watery. The return rate is 0.1%.
- **When does demand for fermented foods peak?**
- Demand peaks in Jan–Feb–Mar; the busiest month runs 2.3× the quietest.
- **What does it cost to enter the fermented foods niche?**
- Listings span £1.04–£36.79; the average listing price is £7.68 (sweet spot $15–$100). The average incumbent carries 497 reviews — the moat a new listing must climb.
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