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51

fermentieren starter set

Worth a look

Shows a sweet-spot price point ($25.29 avg), but soft demand (-47.4% this quarter) keeps it on the watch list.

Market size 16Growth 1Conversion 48Competition 59Returns 87Price range 86Avg price 95Brand share 84Review moat 83Quality gap 45

Avg price

Incredible€25.29

avg listing price — sweet spot $15–$100

Returns

Great1.4%

return rate — above 5% kills the launch gate

Price range

Great€10.67–€49.11

cheapest to priciest tracked listing — scored on the share inside $15–$100

Brand share

Great51%

top-5 brand share — no brand owns this niche

Review moat

Great339.69

avg incumbent reviews — the moat a new listing must climb

Competition

Good50%

top-5 click share — leaders hold, buyers still browse

Conversion

Okay3.8%

search→purchase rate — share of searches ending in a sale

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Market size

Bad€66K

€66K/yr · 68K searches

Growth

Bad-47.4%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon Germany niche tracking, fermentieren starter set is a €66K/yr Amazon Germany market (68K searches/yr). The top 5 brands hold 51% of demand. Demand peaks in Oct–Nov–Dec. Verdict: Worth a look — 51/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

fermentieren starter set market data

Units sold / yr
2K–2K
avg 0–100/product
Revenue / yr
€38K–€51K
units × avg price
Conversion rate
3.8%
Avg BSR
#1,559
Page quality
0%
Prime
88%
Sponsored
88%
Out of stock
8.1%
Avg brand age
25 months
Avg seller age
200 days

Competition & brand share

The top 5 products take 50% of clicks — established leaders, but buyers still shop beyond them.

Brands

19 falling

Sellers

45

Top-5 brand share

51%

Top 20: 100%

Top-5 click share

50%

Top 20: 97%

Open market

41%

  • Kilner14%
  • SauerZauber11%
  • Smiths Mason Jars9%
  • GREEN WISE9%
  • mikken8%
  • SwiftSlot8%

Demand & seasonality

Weekly Amazon search volume, last 81 weeks — -47.4% search growth over the last 90 days.
3K2KSpike '25Black Friday '25Holiday '25Spike '26JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Oct, Nov, Dec · busiest ÷ quietest = 2.9×

Top fermentieren starter set search terms

  • fermentierset34K/yr
  • fermentieren starter set21K/yr
  • fermentieren set9K/yr
  • fermentier set4K/yr
All search terms

Top fermentieren starter set 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%4%€3K8%€5K12%€8K16%€10K1101001K10K Reviews — right = deep review moat Market 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.

What buyers say about fermentieren starter set

What buyers praise and complain about, mined from review topics.

What buyers love

Qualität insgesamt35%

“Super Produkt”

Gesamtgröße11%

“Passt”

beworben Vs Tatsächliches Produkt10%

“Produkt wie abgebildet”

Preis-Leistungs-Verhältnis7%

“Super Produkt, super Preis-Leistungs-Verhältnis”

Stärke6%

“das Glas robust und”

Einfache Reinigung6%

“leicht zu reinigen”

Benutzerfreundlichkeit5%

“Super Einsteiger Set”

Effizienz4%

“Funktioniert super und dank der Belüftung lockt man auch keine Fruchtfliegen an”

Gewicht leicht2%

“Super Gläser und spitzen Gewichte”

Gewicht schwer2%

“Danke Gewicht klappt alles wunderbar”

What buyers complain about

Gesamtgröße15%

“Leider Volumen kleiner als angegeben”

Rost/Korrodieren14%

“Alle Deckel sind nach wenigen Monaten Nutzung verrostet”

Qualität insgesamt12%

“Miserable Qualität und kein Einzelfall”

Preis-Leistungs-Verhältnis11%

“Herausgeworfenes Geld”

beworben Vs Tatsächliches Produkt8%

“Leider Volumen kleiner als angegeben”

Haltbarkeit5%

“Eines der beiden Gläser ist während der Fermentation gebrochen, ohne mechanische oder thermische Einwirkung”

Kocherlebnis3%

“Auskochen definitiv nicht”

Spülmaschinenfest3%

“Die sind erst Recht nicht Spülmaschinen-geeignet (je nach Programm bis 70 Grad), wie in der Beschreibung/Sicherheitshinweisen angegeben. 0 Sterne. Absoluter Reinfall!”

Touch-/Tastensteuerung3%

“Beim Deckel bin ich mir nicht schlüssig, wie die winzigen „Knöpfe“ wirken.”

Defekt Material/Teile3%

“Es ist ein Teil einer Seite einfach ausgebrochen”

Top return reasons

Gesamtgröße52%
Defekt Material/Teile14%
Qualität insgesamt5%
Funktionalität insgesamt3%
Geschenk Zweck2%
Auslaufsicher2%
Kompatibilität – insgesamt2%
Anleitung/Benutzerhandbuch/Fehlerbehebung2%
Benutzerfreundlichkeit2%
beworben Vs Tatsächliches Produkt2%

Common questions

Is fermentieren starter set profitable to sell on Amazon Germany?
The niche generates €66K/yr across 26 tracked products. 1 of 8 products launched in the last 360 days are still selling. 90-day search growth is -47.4%. Flapen's verdict: Worth a look (51/100).
How competitive is the fermentieren starter set niche?
19 brands and 45 sellers compete. The top 5 products take 50% of clicks and top 5 brands hold 51% of demand.
What do buyers complain about in fermentieren starter set?
Top complaints mined from reviews: Gesamtgröße, Rost/Korrodieren, Qualität insgesamt. The return rate is 1.4%.
When does demand for fermentieren starter set peak?
Demand peaks in Oct–Nov–Dec; the busiest month runs 2.9× the quietest.
What does it cost to enter the fermentieren starter set niche?
Listings span €10.67–€49.11; the average listing price is €25.29 (sweet spot $15–$100). The average incumbent carries 340 reviews — the moat a new listing must climb.