---
title: "Nova Hair Dye Shampoo — £45K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/baby-products/nova-hair-dye-shampoo"
last_updated: "2026-08-11T02:58:06.677Z"
locale: en
meta:
description: "Niche score 41/100 · £45K/yr market · 77K searches/yr · £19.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 41/100 · £45K/yr market · 77K searches/yr · £19.34 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Nova Hair Dye Shampoo — £45K/yr Amazon UK Niche (2026) - Flapen"
---
# **nova hair dye shampoo**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 11Growth 15Conversion 38Competition 5Returns 97Price range 89Avg price 86Brand share 0Review moat 95Quality gap 98
**Quality gap**
**Incredible****3.8★**
avg incumbent rating — lower means beatable quality
**Returns**
**Incredible****0.7%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****109.67**
avg incumbent reviews — the moat a new listing must climb
**Price range**
**Great****£13.54–£32.20**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Great****£19.34**
avg listing price — sweet spot $15–$100
**Conversion**
**Okay****3.0%**
search→purchase rate — share of searches ending in a sale
**Growth**
**Bad****-19.5%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£45K**
£45K/yr · 77K searches
**Competition**
**Bad****94%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United Kingdom niche tracking, nova hair dye shampoo is a £45K/yr Amazon United Kingdom market (77K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Aug–Sep–Oct. Verdict: Skip it — 41/100.
Data updated Jul 18, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **nova hair dye shampoo market data**
- **Units sold / yr**
- **2K–3K**
- avg 100–250/product
- **Revenue / yr**
- **£39K–£48K**
- units × avg price
- **Conversion rate**
- **3.0%**
- **Avg BSR**
- **#1,445**
- **Page quality**
- **0%**
- **Prime**
- **83%**
- **Sponsored**
- **67%**
- **Out of stock**
- **15.4%**
- **Avg brand age**
- **22 months**
- **Avg seller age**
- **174 days**
## **Competition & brand share**
The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**80**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**94%**
Top 20: 100%
**Open market**
**0%**
- NOVA SHAMPOO57% - Katslyn14% - Nova Hair13% - Asheyya9% - Liameph7% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -19.5% search growth over the last 90 days.
13K8KSpike '24Spike '25 seasonSepDecMarJunAugNovMarMay
Peak months: Aug, Sep, Oct · busiest ÷ quietest = 4.3×
[**Open Trend **](https://flapen.com/research/uk/baby-products/nova-hair-dye-shampoo/trend)
## **Top nova hair dye shampoo search terms**
- **nova hair dye shampoo**36K/yr-18.2%4.3% conv. - **nova hair**3K/yr+7.7%1.5% conv. - **nova hair dye shampoo dark brown**3K/yr-30.4%4.5% conv. - **nova shampoo**1K/yr-18.5%2.9% conv. - **nova hair dye shampoo black**3K/yr-24.1%7.1% conv. - **nova hair dye**2K/yr-30.0%2.9% conv. - **nova hair dye shampoo light brown**1K/yr+13.1%0.0% conv. - **nova hair shampoo**2K/yr-17.9%0.6% conv. - **novahair instant dye shampoo**572/yr+8.0%3.7% conv. - **nova hair dye shampoo for men**309/yr-8.2%6.7% conv. [**All search terms **](https://flapen.com/research/uk/baby-products/nova-hair-dye-shampoo/search-terms)
## **Top nova hair dye shampoo 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%£7K30%£14K45%£20K60%£27K101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 6 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Hair Dye Shampoo & Champu Para Canas - Natural 3-in-1 Instant Gray Coverage for Men & Women (Black)**NOVA SHAMPOO**£27.79**4.0★357 rev](https://www.amazon.co.uk/dp/B0F2DV1RXW) [2**Nova Hair Hair Dye Shampoo for Instant Dyeing 3 in 1 Shampoo for Men and Women Dark Brown**Nova Hair**£32.20**3.7★201 rev](https://www.amazon.co.uk/dp/B0DFCF4KLB) [3**Asheyya 200ML Long Lasting Instant Hair Dye Shampoo Fit Men Women (Black)**Asheyya**£14.52**3.9★37 rev](https://www.amazon.co.uk/dp/B0D66WP43Q) [4**Katslyn Hair Dye Shampoo Women 3 in 1 Hair Dyeing+nourishing+growing Natural Black Shampoo Full Coverage Gentle Hair Dye Shampoo Black Hair Instant Dye Shampoo for Women and Men Lasts 30 Days(Black)**Katslyn**£13.64**3.8★23 rev](https://www.amazon.co.uk/dp/B0D6R9589X) [5**Liameph Hair Instant Dye Shampoo 200 ml (Pack of 1) for Men and Women Black**Liameph**£13.54**3.6★13 rev](https://www.amazon.co.uk/dp/B0DQGKH5S3)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Hair Dye Shampoo Instant Herbal Coloring Shampoo Natural Plant Hair Dye Shampoo Hair Color Shampoo For Gray Hair Long Lasting Hair Color Shampoo For Women & Men (Dark Brown)**Katslyn**£14.35**27 rev3mo ago](https://www.amazon.co.uk/dp/B0D66K9DQS) [**Katslyn Hair Dye Shampoo Women 3 in 1 Hair Dyeing+nourishing+growing Natural Black Shampoo Full Coverage Gentle Hair Dye Shampoo Black Hair Instant Dye Shampoo for Women and Men Lasts 30 Days(Black)**Katslyn**£13.64**23 rev3mo ago](https://www.amazon.co.uk/dp/B0D6R9589X) [**Hair Dye Shampoo & Champu Para Canas - Natural 3-in-1 Instant Gray Coverage for Men & Women (Black)**NOVA SHAMPOO**£27.79**357 rev11mo ago](https://www.amazon.co.uk/dp/B0F2DV1RXW) [**Nova Hair Hair Dye Shampoo for Instant Dyeing 3 in 1 Shampoo for Men and Women Dark Brown**Nova Hair**£32.20**201 rev11mo ago](https://www.amazon.co.uk/dp/B0DFCF4KLB) [**Liameph Hair Instant Dye Shampoo 200 ml (Pack of 1) for Men and Women Black**Liameph**£13.54**13 rev1y ago](https://www.amazon.co.uk/dp/B0DQGKH5S3)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Nova Hair Hair Dye Shampoo for Instant Dyeing 3 in 1 Shampoo for Men and Women Dark Brown**Nova Hair**£32.20**3.7★**▲ 281%**](https://www.amazon.co.uk/dp/B0DFCF4KLB) [**Hair Dye Shampoo & Champu Para Canas - Natural 3-in-1 Instant Gray Coverage for Men & Women (Black)**NOVA SHAMPOO**£27.79**4.0★**▲ 76%**](https://www.amazon.co.uk/dp/B0F2DV1RXW) [**Hair Dye Shampoo Instant Herbal Coloring Shampoo Natural Plant Hair Dye Shampoo Hair Color Shampoo For Gray Hair Long Lasting Hair Color Shampoo For Women & Men (Dark Brown)**Katslyn**£14.35**3.5★**▼ 34%**](https://www.amazon.co.uk/dp/B0D66K9DQS) [**Liameph Hair Instant Dye Shampoo 200 ml (Pack of 1) for Men and Women Black**Liameph**£13.54**3.6★**▼ 41%**](https://www.amazon.co.uk/dp/B0DQGKH5S3) [**Katslyn Hair Dye Shampoo Women 3 in 1 Hair Dyeing+nourishing+growing Natural Black Shampoo Full Coverage Gentle Hair Dye Shampoo Black Hair Instant Dye Shampoo for Women and Men Lasts 30 Days(Black)**Katslyn**£13.64**3.8★**▼ 46%**](https://www.amazon.co.uk/dp/B0D6R9589X)
**~~View all trending →~~**
## **What buyers say about nova hair dye shampoo**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**33%
*“Good Quality”*
**Advertised Vs Actual Product**33%
*“Product is as described”*
**Ease Of Use**17%
*“Easy to use”*
**Coverage**17%
*“good colour coverage”*
### **What buyers complain about **
**Color**25%
*“The colour fades out quickly”*
**Value For Money**17%
*“that was a wast of money”*
**Allergies**17%
*“It's full of chemicals very itchy”*
**Adhesion/Stickiness**8%
*“Bad product - its very gluey”*
**Smell**8%
*“It came out like black tar there was no smell or anything”*
**Sensitivity-Overall**8%
*“Burn the skin”*
**Skin Health**8%
*“Burn the skin”*
**Durability**8%
*“Didn't work last time”*
### **Top return reasons **
**Functionality-Overall**24%
**Advertised Vs Actual Product**15%
**Paint Quality**12%
**Ingredients-Overall**12%
**Color**12%
**Quality-Overall**9%
**Motor Power**6%
**Leak-Proof**5%
**Water Resistance**3%
**Defective Material/Parts**2%
## **Common questions**
- **Is nova hair dye shampoo profitable to sell on Amazon United Kingdom?**
- The niche generates £45K/yr across 6 tracked products. 2 of 4 products launched in the last 360 days are still selling. 90-day search growth is -19.5%. Flapen's verdict: Skip it (41/100).
- **How competitive is the nova hair dye shampoo niche?**
- 5 brands and 80 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in nova hair dye shampoo?**
- Top complaints mined from reviews: Color, Value For Money, Allergies. The return rate is 0.7%.
- **When does demand for nova hair dye shampoo peak?**
- Demand peaks in Aug–Sep–Oct; the busiest month runs 4.3× the quietest.
- **What does it cost to enter the nova hair dye shampoo niche?**
- Listings span £13.54–£32.20; the average listing price is £19.34 (sweet spot $15–$100). The average incumbent carries 110 reviews — the moat a new listing must climb.
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