---
title: "Cardione — €42K/yr Amazon DE Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/de/drogerie-koerperpflege/cardione"
last_updated: "2026-08-09T21:34:19.359Z"
locale: en
meta:
description: "Niche score 38/100 · €42K/yr market · 14K searches/yr · €51.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 38/100 · €42K/yr market · 14K searches/yr · €51.75 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Cardione — €42K/yr Amazon DE Niche (2026) - Flapen"
---
# **cardione**
**Skip it**
Soft demand (-73.9% this quarter) — this niche doesn't clear our bar today.
Market size 10Growth 0Conversion 65Competition 8Returns 99Price range 71Avg price 93Brand share 11Review moat 25Quality gap 87
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****€51.75**
avg listing price — sweet spot $15–$100
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****€20.38–€132.63**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Good****5.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Bad****4,215.29**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Bad****96%**
top-5 brand share — brand-locked demand
**Market size**
**Bad****€42K**
€42K/yr · 14K searches
**Competition**
**Bad****90%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-73.9%**
90-day search growth — must beat 0% to launch
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=de&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=de&signal=high_price "Avg price > $50")
According to Flapen's Amazon Germany niche tracking, cardione is a €42K/yr Amazon Germany market (14K searches/yr). The top 5 brands hold 96% of demand. Demand peaks in Jul–Sep. Verdict: Skip it — 38/100.
Data updated Jul 10, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **cardione market data**
- **Units sold / yr**
- **250–500**
- avg 0–100/product
- **Revenue / yr**
- **€13K–€26K**
- units × avg price
- **Conversion rate**
- **5.8%**
- **Avg BSR**
- **#609**
- **Page quality**
- **0%**
- **Prime**
- **57%**
- **Sponsored**
- **71%**
- **Out of stock**
- **7.7%**
- **Avg brand age**
- **52 months**
- **Avg seller age**
- **206 days**
## **Competition & brand share**
The top 5 products capture 90% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**6 **▼falling
**Sellers**
**10**
**Top-5 brand share**
**96%**
Top 20: 100%
**Top-5 click share**
**90%**
Top 20: 100%
**Open market**
**0%**
- CARDIOBALANCE41% - MayProducts33% - Skoczylas10% - Saint Nutrition6% - AliveCor5% - sonnesee4% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -73.9% search growth over the last 90 days.
1K750Prime Day '24Spike '24Holiday '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Sep · busiest ÷ quietest = 3.6×
[**Open Trend **](https://flapen.com/research/de/drogerie-koerperpflege/cardione/trend)
## **Top cardione search terms**
- **cardio balance**5K/yr-83.0%3.1% conv. - **cardio balance original**2K/yr-75.8%4.7% conv. - **cardio tonus original**915/yr-24.5%11.7% conv. - **cardio tonus**786/yr-41.8%5.4% conv. - **cardio balance original hirschhausen**3K/yr-61.6%0.0% conv. - **cardiotonus original**2K/yr-77.0%4.4% conv. - **cardio balance original deutschland**662/yr-67.6%2.2% conv. - **cardiotonus**455/yr-51.8%4.9% conv. - **cardiobalance**330/yr-77.6%0.0% conv. - **cardio balance dm**104/yr-50.0%0.0% conv. [**All search terms **](https://flapen.com/research/de/drogerie-koerperpflege/cardione/search-terms)
## **Top cardione 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%15%€6K30%€13K45%€19K60%€25K1101001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)1 product missing review or click data not plotted
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Kapseln CardioBalance | Herzgesundheit | Cranberry-Extrakt 450mg + Coenzym Q10 + L-Arginin | Kardiovaskuläre Formel mit Vitamin B1 B6 B9 Magnesium | 40 Kapseln**CARDIOBALANCE**€39.29**3.8★136 rev](https://www.amazon.de/dp/B0CW9WKGYR) [2**Cardiotonus Kapseln - Qualität für Männer und Frauen - 90 Kapseln Maxipack (3)**MayProducts**€76.69**4.0★263 rev](https://www.amazon.de/dp/B0CJ9S9XR5) [3**Cardiotonus 10 stk (1)**Skoczylas**€36.35**0.0★0 rev](https://www.amazon.de/dp/B0FBGVJ4S8) [4**Cardiotensive Kapseln | für deine körperliche Balance | einfache Anwendung | 90 Kapseln Inhalt**MayProducts**€34.93**4.5★2 rev](https://www.amazon.de/dp/B0G3V1115J) [5**Saint Nutrition Cardio Komplex Original Kapseln für Männer und Frauen - mit Premium Qualität fürs Herz 60 Kapseln - 30 Tage Vorrat**Saint Nutrition**€20.38**4.2★58 rev](https://www.amazon.de/dp/B0D2NM9W62)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Cardiotensive Kapseln | für deine körperliche Balance | einfache Anwendung | 90 Kapseln Inhalt**MayProducts**€34.93**2 rev7mo ago](https://www.amazon.de/dp/B0G3V1115J) [**10 in1 Formel Blutdruck Komplex 120 vegane Kapseln hochdosiert mit L-Arginin L-Citrullin Kalium OPC Coenzym Q10 & Magnesium laborgeprüft**sonnesee**€21.98**135 rev1y ago](https://www.amazon.de/dp/B0F5MVC3Q1) [**Cardiotonus 10 stk (1)**Skoczylas**€36.35**0 rev1y ago](https://www.amazon.de/dp/B0FBGVJ4S8) [**KardiaMobile 6-Kanal Personal-EKG Herzfrequenz-Monitor + 1 Monat KardiaCare gratis Sechs Ansichten des Herzens erkennt Vorhofflimmern schnelle Ergebnisse**AliveCor**€132.63**28,913 rev1y ago](https://www.amazon.de/dp/B0F43HHG1Y) [**Kapseln CardioBalance | Herzgesundheit | Cranberry-Extrakt 450mg + Coenzym Q10 + L-Arginin | Kardiovaskuläre Formel mit Vitamin B1 B6 B9 Magnesium | 40 Kapseln**CARDIOBALANCE**€39.29**136 rev2y ago](https://www.amazon.de/dp/B0CW9WKGYR)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Cardiotensive Kapseln | für deine körperliche Balance | einfache Anwendung | 90 Kapseln Inhalt**MayProducts**€34.93**4.5★**▲ 1000%**](https://www.amazon.de/dp/B0G3V1115J) [**KardiaMobile 6-Kanal Personal-EKG Herzfrequenz-Monitor + 1 Monat KardiaCare gratis Sechs Ansichten des Herzens erkennt Vorhofflimmern schnelle Ergebnisse**AliveCor**€132.63**4.2★**▲ 1000%**](https://www.amazon.de/dp/B0F43HHG1Y) [**10 in1 Formel Blutdruck Komplex 120 vegane Kapseln hochdosiert mit L-Arginin L-Citrullin Kalium OPC Coenzym Q10 & Magnesium laborgeprüft**sonnesee**€21.98**4.0★**▲ 60%**](https://www.amazon.de/dp/B0F5MVC3Q1) [**Cardiotonus Kapseln - Qualität für Männer und Frauen - 90 Kapseln Maxipack (3)**MayProducts**€76.69**4.0★**— 9%**](https://www.amazon.de/dp/B0CJ9S9XR5) [**Kapseln CardioBalance | Herzgesundheit | Cranberry-Extrakt 450mg + Coenzym Q10 + L-Arginin | Kardiovaskuläre Formel mit Vitamin B1 B6 B9 Magnesium | 40 Kapseln**CARDIOBALANCE**€39.29**3.8★**▼ 17%**](https://www.amazon.de/dp/B0CW9WKGYR)
**~~View all trending →~~**
## **What buyers say about cardione**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Blutdruck**29%
*“Gut für den Blutdruck”*
**Herzgesundheit**17%
*“Hilft effektiv den Blutdruck zu senken”*
**Stärke**8%
*“Hilft”*
**Natürliche Inhaltsstoffe**8%
*“Naturbelassene Tabletten”*
**Funktionalität insgesamt**8%
*“Gerät funktioniert einwandfrei”*
**Vegan/Biologisch**8%
*“ok. vegane kapseln”*
**Design insgesamt**4%
*“Wertiges Design”*
**Nebenwirkungen**4%
*“Hilft effektiv den Blutdruck zu senken nach nur einer Woche Einnahme ohne großartige Nebenwirkung”*
**Messung / Ablesegenauigkeit**4%
*“Ergebniss sind aussagefähig für eine "Eigendiagnose".”*
**beworben Vs Tatsächliches Produkt**4%
*“Genau das was ich gesucht habe”*
### **What buyers complain about **
**Funktionalität insgesamt**42%
*“keinerlei nennenswerte Wirkung”*
**Blutdruck**17%
*“Blutdruck immer noch 170 zu 100”*
**Qualität insgesamt**17%
*“Pro's, Kontras und überzogene negative Bewertungen”*
**Zertifizierungen**8%
*“Meiner Meinung nach widerspricht das dem EU-Datenschutz und dürfte so nicht in DE vertrieben werden”*
**Software/Anwendung**8%
*“ständig Probleme mit der App”*
### **Top return reasons **
**Konnektivität – insgesamt**21%
**Messung / Ablesegenauigkeit**17%
**Software/Anwendung**16%
**Funktionalität insgesamt**12%
**Kompatibilität – insgesamt**9%
**beworben Vs Tatsächliches Produkt**5%
**Gesamtgröße**5%
**Defekt Material/Teile**4%
**Preis-Leistungs-Verhältnis**3%
**Gesamt anzeigen**3%
## **Common questions**
- **Is cardione profitable to sell on Amazon Germany?**
- The niche generates €42K/yr across 7 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -73.9%. Flapen's verdict: Skip it (38/100).
- **How competitive is the cardione niche?**
- 6 brands and 10 sellers compete. The top 5 products take 90% of clicks and top 5 brands hold 96% of demand.
- **What do buyers complain about in cardione?**
- Top complaints mined from reviews: Funktionalität insgesamt, Blutdruck, Qualität insgesamt. The return rate is 0.2%.
- **When does demand for cardione peak?**
- Demand peaks in Jul–Sep; the busiest month runs 3.6× the quietest.
- **What does it cost to enter the cardione niche?**
- Listings span €20.38–€132.63; the average listing price is €51.75 (sweet spot $15–$100). The average incumbent carries 4,215 reviews — the moat a new listing must climb.
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