---
title: "Koleston 6/0 — €119K/yr Amazon DE Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/de/kosmetik/koleston-6-0"
last_updated: "2026-08-10T00:57:49.334Z"
locale: en
meta:
description: "Niche score 41/100 · €119K/yr market · 62K searches/yr · €11.66 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · €119K/yr market · 62K searches/yr · €11.66 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Koleston 6/0 — €119K/yr Amazon DE Niche (2026) - Flapen"
---
# **koleston 6/0**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 28Growth 39Conversion 98Competition 20Returns 99Price range 46Avg price 47Brand share 0Review moat 24Quality gap 19
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****16.6%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Okay****€11.66**
avg listing price — sweet spot $15–$100
**Price range**
**Okay****€6.52–€22.28**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Okay****+11.3%**
90-day search growth — must beat 0% to launch
**Market size**
**Okay****€119K**
€119K/yr · 62K searches
**Review moat**
**Bad****6,160.82**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon Germany niche tracking, koleston 6/0 is a €119K/yr Amazon Germany market (62K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jul–Sep–Oct–Nov–Dec. Verdict: Skip it — 41/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **koleston 6/0 market data**
- **Units sold / yr**
- **10K–13K**
- avg 500–750/product
- **Revenue / yr**
- **€117K–€146K**
- units × avg price
- **Conversion rate**
- **16.6%**
- **Avg BSR**
- **#66**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **36%**
- **Out of stock**
- **0.4%**
- **Avg brand age**
- **85 months**
- **Avg seller age**
- **179 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**2 **—flat
**Sellers**
**49**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**0%**
- Wella Professionals90% - WELLA10% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +11.3% search growth over the last 90 days.
4K3KSpike '24Holiday '24Prime Day '25Spike '25Black Friday '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Sep, Oct, Nov, Dec · busiest ÷ quietest = 2.5×
[**Open Trend **](https://flapen.com/research/de/kosmetik/koleston-6-0/trend)
## **Top koleston 6/0 search terms**
- **wella koleston 6/0**23K/yr+12.3%13.8% conv. - **koleston 6/0**21K/yr+8.2%17.6% conv. - **wella 6/0**8K/yr+9.7%17.5% conv. - **koleston 6/00**3K/yr+32.4%21.7% conv. - **wella koleston 6/00**3K/yr+0.6%17.6% conv. - **6/00 wella koleston perfect**3K/yr+23.4%21.9% conv. [**All search terms **](https://flapen.com/research/de/kosmetik/koleston-6-0/search-terms)
## **Top koleston 6/0 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%10%€12K20%€24K30%€36K40%€48K1001K10K100K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 11 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 6/0 Dunkelblond 60ml**Wella Professionals**€7.85**4.7★10,545 rev](https://www.amazon.de/dp/B07H3GLW6Q) [2**2er Wella Koleston Perfect ME+ 6/0 Dunkelblond 60 ml**Wella Professionals**€15.54**4.7★1,882 rev](https://www.amazon.de/dp/B07WC5237V) [3**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 3/0 Dunkelbraun 60ml**Wella Professionals**€6.52**4.7★10,551 rev](https://www.amazon.de/dp/B005CBBROA) [4**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 6/00 Dunkelblond Natur 60ml**Wella Professionals**€8.09**4.7★10,545 rev](https://www.amazon.de/dp/B07FFFR5NG) [5**3er Wella Koleston Perfect ME+ 6/00 Dunkelblond Natur Intensiv 60 ml**WELLA**€21.24**4.7★1,390 rev](https://www.amazon.de/dp/B07WLNMNK5)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Wella 6/0 Koleston Perfect Me+ 60 ml**Wella Professionals**€8.58**313 rev6y ago](https://www.amazon.de/dp/B08739WN44) [**3er Wella Koleston Perfect ME+ 6/00 Dunkelblond Natur Intensiv 60 ml**WELLA**€21.24**1,390 rev6y ago](https://www.amazon.de/dp/B07WLNMNK5) [**3er Wella Koleston Perfect ME+ 6/0 Dunkelblond 60 ml**WELLA**€22.28**1,404 rev6y ago](https://www.amazon.de/dp/B07WLM23FX) [**2er Wella Koleston Perfect ME+ 6/00 Dunkelblond Natur Intensiv 60 ml**Wella Professionals**€15.16**269 rev6y ago](https://www.amazon.de/dp/B07WLLVPQQ) [**2er Wella Koleston Perfect ME+ 6/0 Dunkelblond 60 ml**Wella Professionals**€15.54**1,882 rev6y ago](https://www.amazon.de/dp/B07WC5237V)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 3/0 Dunkelbraun 60ml**Wella Professionals**€6.52**4.7★**▲ 208%**](https://www.amazon.de/dp/B005CBBROA) [**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 6/00 Dunkelblond Natur 60ml**Wella Professionals**€8.09**4.7★**▲ 68%**](https://www.amazon.de/dp/B07FFFR5NG) [**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 6/0 Dunkelblond 60ml**Wella Professionals**€7.85**4.7★**▲ 56%**](https://www.amazon.de/dp/B07H3GLW6Q) [**Wella Professionals Koleston Perfect Rich Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 6/1 Dunkelblond Asch 60ml**Wella Professionals**€8.05**4.6★**▲ 23%**](https://www.amazon.de/dp/B006YGF8P6) [**Wella Professionals Koleston Perfect Pure Naturals - Permanente Haarfarbe - Professionelle Coloration mit bis zu 100% Grauabdeckung & Me+ Farbtechnologie 5/00 Hellbraun Natur Intensiv 60ml**Wella Professionals**€7.30**4.7★**▲ 20%**](https://www.amazon.de/dp/B07FFJ2FZV)
**~~View all trending →~~**
## **What buyers say about koleston 6/0**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Farbe**20%
*“Funktioniert zu 100% Zuverlässig Farbe”*
**beworben Vs Tatsächliches Produkt**18%
*“Wie erwartet”*
**Qualität insgesamt**18%
*“Super Produkt”*
**Abdeckung**13%
*“Deckt genial”*
**Benutzerfreundlichkeit**10%
*“Gut verträglich”*
**Helligkeit/Glanz/Glühen**7%
*“Glänzt gut”*
**Geruch**7%
*“Riecht angenehm”*
**Preis-Leistungs-Verhältnis**4%
*“Preis-Leistung Tip top”*
**Eignung Glattes Haar**4%
*“Sehr gutes Produkt, haarschonend”*
### **What buyers complain about **
**Qualität insgesamt**50%
*“Hätte eine schonendere Lieferung und Produktqualität erwartet”*
**Farbe**50%
### **Top return reasons **
**Farbe**80%
**Haarverwandt**3%
**Eignung für gefärbtes Haar**3%
**beworben Vs Tatsächliches Produkt**2%
**Kompatibilität – insgesamt**2%
**Preis-Leistungs-Verhältnis**2%
**Funktionalität insgesamt**2%
**Benutzerfreundlichkeit**1%
**Produktzustand**1%
**Abdeckung**1%
## **Common questions**
- **Is koleston 6/0 profitable to sell on Amazon Germany?**
- The niche generates €119K/yr across 11 tracked products. 90-day search growth is +11.3%. Flapen's verdict: Skip it (41/100).
- **How competitive is the koleston 6/0 niche?**
- 2 brands and 49 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in koleston 6/0?**
- Top complaints mined from reviews: Qualität insgesamt, Farbe. The return rate is 0.2%.
- **When does demand for koleston 6/0 peak?**
- Demand peaks in Jul–Sep–Oct–Nov–Dec; the busiest month runs 2.5× the quietest.
- **What does it cost to enter the koleston 6/0 niche?**
- Listings span €6.52–€22.28; the average listing price is €11.66 (sweet spot $15–$100). The average incumbent carries 6,161 reviews — the moat a new listing must climb.
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