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44

cardital

Skip it

Soft demand (-84.1% this quarter) — this niche doesn't clear our bar today.

Market size 51Growth 0Conversion 85Competition 0Returns 99Price range 71Avg price 91Brand share 0Review moat 24Quality gap 84

Returns

Incredible0.3%

return rate — above 5% kills the launch gate

Avg price

Great€55.77

avg listing price — sweet spot $15–$100

Conversion

Great9.5%

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

Quality gap

Great4.2★

avg incumbent rating — lower means beatable quality

Price range

Good€20.03–€132.63

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

Market size

Good€307K

€307K/yr · 58K searches

Review moat

Bad5,842.8

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-84.1%

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

Competition

Bad100%

top-5 click share — a locked-up shelf

Brand share

Bad100%

top-5 brand share — brand-locked demand

According to Flapen's Amazon Germany niche tracking, cardital is a €307K/yr Amazon Germany market (58K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 44/100.

Data updated Jul 11, 2026 · scored weekly · How we score niches

cardital market data

Units sold / yr
2K–2K
avg 750–1,000/product
Revenue / yr
€84K–€112K
units × avg price
Conversion rate
9.5%
Avg BSR
#1,111
Page quality
0%
Prime
80%
Sponsored
80%
Out of stock
7.7%
Avg brand age
52 months
Avg seller age
201 days

Competition & brand share

The top 5 products capture 100% of clicks — a locked-up shelf that new listings rarely crack.

Brands

5 rising

Sellers

7

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • CARDITAL69%
  • MayProducts11%
  • Biotikon10%
  • fairvital6%
  • AliveCor4%

Demand

Weekly Amazon search volume, last 22 weeks — -84.1% search growth over the last 90 days.
2K1KFeb '26Mar '26Mar '26Apr '26May '26May '26Jun '26

Top cardital search terms

  • cardital24K/yr
  • cardital kapseln13K/yr
  • cardital von hirschhausen17K/yr
  • cardital kapseln von hirschhausen4K/yr
All search terms

Top cardital 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%20%€61K40%€123K60%€184K80%€246K1101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 5 tracked products in this niche — three views at once, no toggling.

What buyers say about cardital

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

What buyers love

Qualität insgesamt29%

“Gute Qualität”

Dosierung19%

“Die Kapseln sind gut verträglich”

Funktionalität insgesamt13%

“Gerät funktioniert einwandfrei”

Gewicht leicht6%

“Pflanzlich und leicht”

Design insgesamt6%

“Wertiges Design”

Messung / Ablesegenauigkeit6%

“Ergebniss sind aussagefähig für eine "Eigendiagnose".”

beworben Vs Tatsächliches Produkt6%

“Genau das was ich gesucht habe”

Textur/Konsistenz – insgesamt4%

“Angenehme Konsistenz und einfache Anwendung im Alltag”

Komfort insgesamt4%

“Angenehme Konsistenz und einfache Anwendung im Alltag”

What buyers complain about

Funktionalität insgesamt25%

“Wirkt nicht wie erhofft”

Qualität insgesamt19%

“Müll”

Genauigkeit insgesamt13%

“Unklare Wirkung”

Preis-Leistungs-Verhältnis13%

“Der Preis ist ja mal völlig lächerlich”

Anleitung/Benutzerhandbuch/Fehlerbehebung6%

“Gebrauchsanweisung ist irreführend”

Dosierung6%

“Dosierung ist irreführend”

Software/Anwendung6%

“ständig Probleme mit der App”

Zertifizierungen6%

“Meiner Meinung nach widerspricht das dem EU-Datenschutz und dürfte so nicht in DE vertrieben werden”

Top return reasons

Konnektivität – insgesamt21%
Messung / Ablesegenauigkeit17%
Software/Anwendung16%
Funktionalität insgesamt12%
Kompatibilität – insgesamt9%
beworben Vs Tatsächliches Produkt5%
Gesamtgröße5%
Defekt Material/Teile4%
Zertifizierungen3%
Gesamt anzeigen3%

Common questions

Is cardital profitable to sell on Amazon Germany?
The niche generates €307K/yr across 5 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -84.1%. Flapen's verdict: Skip it (44/100).
How competitive is the cardital niche?
5 brands and 7 sellers compete. The top 5 products take 100% of clicks and top 5 brands hold 100% of demand.
What do buyers complain about in cardital?
Top complaints mined from reviews: Funktionalität insgesamt, Qualität insgesamt, Genauigkeit insgesamt. The return rate is 0.3%.
What does it cost to enter the cardital niche?
Listings span €20.03–€132.63; the average listing price is €55.77 (sweet spot $15–$100). The average incumbent carries 5,843 reviews — the moat a new listing must climb.