---
title: "Washing Up Liquid 5l — £3.8M/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/grocery/washing-up-liquid-5l"
last_updated: "2026-07-31T14:14:45.552Z"
locale: en
meta:
description: "Niche score 55/100 · £3.8M/yr market. Brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · £3.8M/yr market. Brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Washing Up Liquid 5l — £3.8M/yr Amazon UK Niche (2026) - Flapen"
---
# **washing up liquid 5l**
**Worth a look**
Shows searches that convert (20.3% search→purchase), but brand-locked demand (top 5 brands take 93% of clicks) keeps it on the watch list.
Market size 96Growth 24Conversion 100Competition 54Returns 100Price range 42Avg price 16Brand share 16Review moat 55Quality gap 21
**Conversion**
**Incredible****20.3%**
search→purchase rate — share of searches ending in a sale
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Market size**
**Incredible****£3.8M**
£3.8M/yr · 3.3M searches
**Review moat**
**Good****1,286.23**
avg incumbent reviews — the moat a new listing must climb
**Competition**
**Good****53%**
top-5 click share — leaders hold, buyers still browse
**Price range**
**Okay****£0.63–£25.34**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Bad****-2.8%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Bad****4.7★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Bad****93%**
top-5 brand share — brand-locked demand
**Avg price**
**Bad****£5.67**
avg listing price — sweet spot $15–$100
According to Flapen's Amazon United Kingdom niche tracking, washing up liquid 5l is a £3.8M/yr Amazon United Kingdom market (3.3M searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Jul–Sep. Verdict: Worth a look — 55/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **washing up liquid 5l market data**
- **Units sold / yr**
- **600K–800K**
- avg 12,500–15,000/product
- **Revenue / yr**
- **£3.4M–£4.5M**
- units × avg price
- **Conversion rate**
- **20.3%**
- **Avg BSR**
- **#113**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **50%**
- **Out of stock**
- **1.6%**
- **Avg brand age**
- **56 months**
- **Avg seller age**
- **164 days**
## **Competition & brand share**
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**9 **▼falling
**Sellers**
**234**
**Top-5 brand share**
**93%**
Top 20: 100%
**Top-5 click share**
**53%**
Top 20: 88%
**Open market**
**4%**
- Fairy60% - by Amazon16% - Elbow Grease8% - Ecover6% - Morrisons3% - Epished3% - Open — no brand owns it (3 brands, 4%)
## **Demand & seasonality**
Weekly Amazon search volume, last 103 weeks — -2.8% search growth over the last 90 days.
70K50KSpike '24Spike '25Prime Day '25Spike '26Prime Day '26 seasonDecMarJunAugNovMarMay
Peak months: Jul, Sep · busiest ÷ quietest = 15.6×
[**Open Trend **](https://flapen.com/research/uk/grocery/washing-up-liquid-5l/trend)
## **Top washing up liquid 5l search terms**
- **washing up liquid**1.7M/yr-0.3%17.2% conv. - **fairy liquid**896K/yr-0.5%15.0% conv. - **fairy washing up liquid**165K/yr-18.3%9.8% conv. - **dish soap**91K/yr-5.4%13.4% conv. - **dishwashing liquid**64K/yr-10.0%14.6% conv. - **washing up liquid 5l**49K/yr-10.3%3.2% conv. - **fairy liquid washing up liquid**50K/yr-8.7%11.5% conv. - **dish washing liquid**43K/yr-9.1%10.3% conv. - **washing up liquid refill**34K/yr-9.8%2.4% conv. - **washing up**31K/yr+4.2%6.1% conv. [**All search terms **](https://flapen.com/research/uk/grocery/washing-up-liquid-5l/search-terms)
## **Top washing up liquid 5l 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%5%£188K10%£376K15%£564K20%£753K101001K10K Reviews — right = deep review moatMarket 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.
### **Top sellers**
by 90-day click share
[1**byAmazon Washing Up Liquid Lemon 500ml**by Amazon**£0.66**4.5★811 rev](https://www.amazon.co.uk/dp/B0DSRC33VP) [2**Fairy Original Washing Up Liquid Green with LiftAction 1450 ml No Soaking No Grease No Fuss**Fairy**£2.82**4.8★1,009 rev](https://www.amazon.co.uk/dp/B0F2J1Q4HG) [3**Fairy Max Power Washing Up Liquid 730ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.88**4.9★359 rev](https://www.amazon.co.uk/dp/B0FVGHLTJT) [4**Fairy Original Washing Up Liquid Green with LiftAction 320ml**Fairy**£0.92**4.7★1,829 rev](https://www.amazon.co.uk/dp/B0BRD6LN1C) [5**Elbow Grease Washing Up Liquid (Lemon 600ml)**Elbow Grease**£1.16**4.6★692 rev](https://www.amazon.co.uk/dp/B0B5DXFXBK)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**5 x Fairy Original Washing Up Liquid 320ml Bottles Concentrated Powerful Grease-Cutting Dishwashing Liquid with Long-Lasting Fresh Scent Gentle on Hands Kitchen Cleaning Essential + Epished Guides**Epished**£7.71**132 rev8mo ago](https://www.amazon.co.uk/dp/B0G216BXQP) [**Fairy Original Washing Up Liquid 10 Pack 320ml Bottles Powerful Grease Cutting Concentrated Dishwashing Liquid Long Lasting Suds Fresh Scent Gentle on Hands Kitchen Cleaning Essential**Epished**£14.42**52 rev9mo ago](https://www.amazon.co.uk/dp/B0FXB1BKTW) [**Fairy MaxPower Washing Up Liquid Pomegranate 730 ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.82**178 rev9mo ago](https://www.amazon.co.uk/dp/B0FVYK9P8D) [**Fairy Max Power Washing Up Liquid 730ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.88**359 rev9mo ago](https://www.amazon.co.uk/dp/B0FVGHLTJT) [**Fairy Max Power Washing Up Liquid Lemon 730ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.84**155 rev9mo ago](https://www.amazon.co.uk/dp/B0FVGH3XDN)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**byAmazon Washing Up Liquid Lemon 500ml**by Amazon**£0.66**4.5★**▲ 140%**](https://www.amazon.co.uk/dp/B0DSRC33VP) [**Fairy Max Power Washing Up Liquid 730ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.88**4.9★**▲ 136%**](https://www.amazon.co.uk/dp/B0FVGHLTJT) [**Morrisons Washing Up Liquid Original 450ml**Power Balance Energy**£0.64**4.4★**▲ 81%**](https://www.amazon.co.uk/dp/B00M0KZGA2) [**Fairy MaxPower Washing Up Liquid Pomegranate 730 ML Easy and Effortless Cleaning Even On Your Greasiest Pots and Pans**Fairy**£2.82**4.8★**▲ 47%**](https://www.amazon.co.uk/dp/B0FVYK9P8D) [**Fairy Original Washing Up Liquid Green with LiftAction 1450 ml No Soaking No Grease No Fuss**Fairy**£2.82**4.8★**▲ 45%**](https://www.amazon.co.uk/dp/B0F2J1Q4HG)
**~~View all trending →~~**
## **What buyers say about washing up liquid 5l**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**29%
*“Decent price”*
**Quality-Overall**13%
*“Very good product, gets dishes clean and smells lovely”*
**Washability**11%
*“Brilliant for washing up”*
**Smell**10%
*“Smells fresh”*
**Ease Of Cleaning**6%
*“Cleans really well”*
**Advertised Vs Actual Product**4%
*“As advertised”*
**De-Grease**3%
*“Powerful on Grease”*
**Durability**3%
*“Great for long term use”*
**Size-Overall**3%
*“Fit for purpose”*
**Ease Of Use**2%
*“The bottle is so easy to use”*
### **What buyers complain about **
**Quality-Overall**12%
*“Poor quality liquid”*
**Value For Money**7%
*“Quite expensive to buy”*
**Size-Overall**6%
*“Huge”*
**Leak-Proof**5%
*“Always arrives having leaked everywhere”*
**De-Grease**5%
*“didn't cut through the grease very well either”*
**Smell**5%
*“Bad Odour”*
**Thickness**4%
*“The liquid is thick”*
**Dilute/Watery**4%
*“Poor quality liquid”*
**Strength**4%
*“But the bottle is so flimsy it crumples when squeezed making it hard to handle with 1 hand”*
**Washability**3%
*“Its probably the worst washing up liquid we have ever purchased”*
### **Top return reasons **
**Leak-Proof**55%
**Value For Money**21%
**Size-Overall**4%
**Smell**3%
**Dilute/Watery**2%
**Advertised Vs Actual Product**2%
**Washability**2%
**Contamination**2%
**Quality-Overall**1%
**Functionality-Overall**1%
## **Common questions**
- **Is washing up liquid 5l profitable to sell on Amazon United Kingdom?**
- The niche generates £3.8M/yr across 30 tracked products. 6 of 6 products launched in the last 360 days are still selling. 90-day search growth is -2.8%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the washing up liquid 5l niche?**
- 9 brands and 234 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 93% of demand.
- **What do buyers complain about in washing up liquid 5l?**
- Top complaints mined from reviews: Quality-Overall, Value For Money, Size-Overall. The return rate is 0.1%.
- **When does demand for washing up liquid 5l peak?**
- Demand peaks in Jul–Sep; the busiest month runs 15.6× the quietest.
- **What does it cost to enter the washing up liquid 5l niche?**
- Listings span £0.63–£25.34; the average listing price is £5.67 (sweet spot $15–$100). The average incumbent carries 1,286 reviews — the moat a new listing must climb.
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