---
title: "Relentless Energy Drinks — £89K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/grocery/relentless-energy-drinks"
last_updated: "2026-07-31T16:15:07.596Z"
locale: en
meta:
description: "Niche score 48/100 · £89K/yr market · 104K searches/yr · £12.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 48/100 · £89K/yr market · 104K searches/yr · £12.67 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Relentless Energy Drinks — £89K/yr Amazon UK Niche (2026) - Flapen"
---
# **relentless energy drinks**
**Skip it**
A small market ($89K/yr) — this niche doesn't clear our bar today.
Market size 22Growth 30Conversion 73Competition 34Returns 100Price range 50Avg price 56Brand share 42Review moat 85Quality gap 43
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Review moat**
**Great****301.85**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Good****6.7%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Good****£12.67**
avg listing price — sweet spot $15–$100
**Price range**
**Good****£1.08–£28.82**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Okay****4.5★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****80%**
top-5 brand share — brands hold most of the demand
**Competition**
**Okay****65%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+4.0%**
90-day search growth — must beat 0% to launch
**Market size**
**Bad****£89K**
£89K/yr · 104K searches
According to Flapen's Amazon United Kingdom niche tracking, relentless energy drinks is a £89K/yr Amazon United Kingdom market (104K searches/yr). The top 5 brands hold 80% of demand. Demand peaks in Nov–Dec. Verdict: Skip it — 48/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **relentless energy drinks market data**
- **Units sold / yr**
- **8K–10K**
- avg 250–500/product
- **Revenue / yr**
- **£101K–£127K**
- units × avg price
- **Conversion rate**
- **6.7%**
- **Avg BSR**
- **#414**
- **Page quality**
- **0%**
- **Prime**
- **65%**
- **Sponsored**
- **40%**
- **Out of stock**
- **10.3%**
- **Avg brand age**
- **58 months**
- **Avg seller age**
- **180 days**
## **Competition & brand share**
The top 5 products take 65% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**12 **▲rising
**Sellers**
**83**
**Top-5 brand share**
**80%**
Top 20: 100%
**Top-5 click share**
**65%**
Top 20: 100%
**Open market**
**15%**
- Relentless32% - Kandy Collection16% - GreHom12% - BunnyButts11% - Monster9% - by Amazon6% - Open — no brand owns it (6 brands, 15%)
## **Demand & seasonality**
Weekly Amazon search volume, last 55 weeks — +4.0% search growth over the last 90 days.
3K2KPrime Day '25Black Friday '25 seasonJulAugSepOctNovDecJanFebMarAprMayJunJul
Peak months: Nov, Dec · busiest ÷ quietest = 1.5×
[**Open Trend **](https://flapen.com/research/uk/grocery/relentless-energy-drinks/trend)
## **Top relentless energy drinks search terms**
- **relentless energy drinks**65K/yr+8.1%5.2% conv. - **relentless**35K/yr-1.8%4.9% conv. - **relentless energy drink**4K/yr-8.2%2.8% conv. [**All search terms **](https://flapen.com/research/uk/grocery/relentless-energy-drinks/search-terms)
## **Top relentless energy drinks 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%£4K10%£9K15%£13K20%£18K1101001K10K 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 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Relentless Origin Energy Drink 4 x 500 ml**Relentless**£3.41**4.6★328 rev](https://www.amazon.co.uk/dp/B07TMDJHZ8) [2**Relentless Origin Can 500 Ml (Pack of 12)**Kandy Collection**£14.64**4.4★20 rev](https://www.amazon.co.uk/dp/B0F6NRKXFM) [3**Relentless Origin Energy Drinks 12 x 500ml (2)**GreHom**£20.93**4.6★197 rev](https://www.amazon.co.uk/dp/B07HYX87MP) [4**Relentless Cherry Energy Drink 500ml Pack of 12**BunnyButts**£13.92**4.5★28 rev](https://www.amazon.co.uk/dp/B0DY875RPH) [5**by Amazon Energise Original 24 x 250ml**by Amazon**£9.04**4.3★127 rev](https://www.amazon.co.uk/dp/B0DVM1XBDZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Relentless White Citrus Energy Drink Pack of 12 x 500ml Cans**RMFWLTD**£13.96**1 rev2mo ago](https://www.amazon.co.uk/dp/B0H2RLVMTS) [**Relentless Origin Can 500 Ml (Pack of 24) BY Kandy Collection**Generic**£28.38**0 rev2mo ago](https://www.amazon.co.uk/dp/B0H16NPFGN) [**Relentless Origin Energy Drink Black Can Design 500ml Pack of 12**Aishlo**£14.21**17 rev8mo ago](https://www.amazon.co.uk/dp/B0FYGPV6FN) [**by Amazon Energise Original 24 x 250ml**by Amazon**£9.04**127 rev10mo ago](https://www.amazon.co.uk/dp/B0DVM1XBDZ) [**Relentless Guava Energy Drink 500ml Pack of 12**KINBOS**£13.41**11 rev1y ago](https://www.amazon.co.uk/dp/B0F9XPDTMD)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Relentless Origin Can 500 Ml (Pack of 24) BY Kandy Collection**Generic**£28.38**0.0★**▲ 381%**](https://www.amazon.co.uk/dp/B0H16NPFGN) [**Relentless White Citrus Energy Drink Pack of 12 x 500ml Cans**RMFWLTD**£13.96**4.0★**▲ 375%**](https://www.amazon.co.uk/dp/B0H2RLVMTS) [**by Amazon Energise Original 24 x 250ml**by Amazon**£9.04**4.3★**▲ 85%**](https://www.amazon.co.uk/dp/B0DVM1XBDZ) [**Relentless Origin Energy Drink 4 x 500ml**Relentless**£4.03**4.6★**▲ 54%**](https://www.amazon.co.uk/dp/B07S2G9QB6) [**Relentless Origin Can 500 Ml (Pack of 12)**Kandy Collection**£14.64**4.4★**▲ 53%**](https://www.amazon.co.uk/dp/B0F6NRKXFM)
**~~View all trending →~~**
## **What buyers say about relentless energy drinks**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Value For Money**40%
*“Good value for money”*
**Taste-Overall**23%
*“Great taste and satisfying”*
**Flavor**7%
*“crisp flavor I love”*
**Energy Level**5%
*“good taste and keeps the buzz of energy for the day”*
**Sweetness**5%
*“Quite sweet”*
**Advertised Vs Actual Product**4%
*“As described”*
**Quality-Overall**4%
*“These are very close match to the leading top brand”*
**Alcohol Flavor**3%
*“Nice drink”*
**Size-Overall**1%
*“Convenient size pack”*
**Artificial Sweeteners**1%
*“tastes nice for a sugar free variety”*
### **What buyers complain about **
**Taste-Overall**14%
*“A little bland”*
**Value For Money**13%
*“Cheaper than buying one daily”*
**Flavor**12%
*“not the best flavour for me”*
**Sweetness**8%
*“the taste is overly sweet with an artificial aftertaste despite being zero sugar”*
**Dilute/Watery**4%
*“Watered down monster drinks”*
**Smell**4%
*“a bit more like perfume than fruits”*
**Nutritional Content**2%
*“We only have occasionally as I'm not sure how healthy they are”*
## **Common questions**
- **Is relentless energy drinks profitable to sell on Amazon United Kingdom?**
- The niche generates £89K/yr across 20 tracked products. 1 of 4 products launched in the last 360 days are still selling. 90-day search growth is +4.0%. Flapen's verdict: Skip it (48/100).
- **How competitive is the relentless energy drinks niche?**
- 12 brands and 83 sellers compete. The top 5 products take 65% of clicks and top 5 brands hold 80% of demand.
- **What do buyers complain about in relentless energy drinks?**
- Top complaints mined from reviews: Taste-Overall, Value For Money, Flavor. The return rate is 0.1%.
- **When does demand for relentless energy drinks peak?**
- Demand peaks in Nov–Dec; the busiest month runs 1.5× the quietest.
- **What does it cost to enter the relentless energy drinks niche?**
- Listings span £1.08–£28.82; the average listing price is £12.67 (sweet spot $15–$100). The average incumbent carries 302 reviews — the moat a new listing must climb.
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