---
title: "Fat Burners — £219K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/fat-burners"
last_updated: "2026-07-31T12:27:38.460Z"
locale: en
meta:
description: "Niche score 57/100 · £219K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 57/100 · £219K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Fat Burners — £219K/yr Amazon UK Niche (2026) - Flapen"
---
# **fat burners**
**Worth a look**
Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 42Growth 30Conversion 49Competition 38Returns 100Price range 78Avg price 80Brand share 61Review moat 54Quality gap 88
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Quality gap**
**Great****4.1★**
avg incumbent rating — lower means beatable quality
**Avg price**
**Great****£16.90**
avg listing price — sweet spot $15–$100
**Price range**
**Great****£5.09–£51.06**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Brand share**
**Good****69%**
top-5 brand share — brands hold most of the demand
**Review moat**
**Good****1,320.35**
avg incumbent reviews — the moat a new listing must climb
**Conversion**
**Okay****3.9%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Okay****£219K**
£219K/yr · 331K searches
**Competition**
**Okay****62%**
top-5 click share — leaders hold, buyers still browse
**Growth**
**Okay****+3.9%**
90-day search growth — must beat 0% to launch
According to Flapen's Amazon United Kingdom niche tracking, fat burners is a £219K/yr Amazon United Kingdom market (331K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Jul–Aug. Verdict: Worth a look — 57/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **fat burners market data**
- **Units sold / yr**
- **13K–15K**
- avg 750–1,000/product
- **Revenue / yr**
- **£211K–£254K**
- units × avg price
- **Conversion rate**
- **3.9%**
- **Avg BSR**
- **#35**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **60%**
- **Out of stock**
- **2.6%**
- **Avg brand age**
- **39 months**
- **Avg seller age**
- **154 days**
## **Competition & brand share**
The top 5 products take 62% of clicks — established leaders, but buyers still shop beyond them.
**Brands**
**18 **▲rising
**Sellers**
**38**
**Top-5 brand share**
**69%**
Top 20: 100%
**Top-5 click share**
**62%**
Top 20: 100%
**Open market**
**25%**
- Pro BRN Supplement22% - Grenade21% - BioRevive9% - Applied Nutrition9% - Iron Labs Nutrition8% - T5 Fat Burners6%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +3.9% search growth over the last 90 days.
15K10KSpike '24Spike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Jul, Aug · busiest ÷ quietest = 4.3×
[**Open Trend **](https://flapen.com/research/uk/health-personal-care/fat-burners/trend)
## **Top fat burners search terms**
- **fat burner**86K/yr+69.4%2.4% conv. - **fat burners for men**126K/yr-25.1%3.4% conv. - **fat burners**24K/yr+3.7%3.2% conv. - **belly fat burner for men**23K/yr+22.7%0.6% conv. - **fat burner nutritional supplements**18K/yr-5.9%0.6% conv. - **thermogenic fat burners**9K/yr+2.5%2.1% conv. - **fat burn**8K/yr+14.0%1.0% conv. - **grenade thermo detonator**6K/yr-5.7%11.9% conv. - **grenade fat burners**5K/yr+0.9%11.4% conv. - **thermogenic**4K/yr+35.1%2.1% conv. [**All search terms **](https://flapen.com/research/uk/health-personal-care/fat-burners/search-terms)
## **Top fat burners 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%£22K20%£44K30%£66K40%£88K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 20 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Pro BRN - Weight Management & Pre-Workout 90 Vegan Capsules with Caffeine Green Tea Cayenne & Citrus Aurantium Metabolism & Energy for Women & Men 45 Day Supply Made in UK**Pro BRN Supplement**£19.84**4.3★2,100 rev](https://www.amazon.co.uk/dp/B0DDHPT96H) [2**Grenade Thermo Detonator Weight Management Supplement Tub of 100 Capsules (Packaging May Vary)**Grenade**£18.52**4.2★6,507 rev](https://www.amazon.co.uk/dp/B0037R7X8U) [3**BioRevive Cut Xtreme Vegan 780mg Capsules with L-Carnitine Green Tea B Vitamins & Caffeine for Energy Focus & Wellness Support | Pre-Workout & Daily Performance Supplement**BioRevive**£12.98**3.8★628 rev](https://www.amazon.co.uk/dp/B0FN868L47) [4**Iron Labs T5 Xtreme for Men & Women High Strength Complex 180 Capsules**Iron Labs Nutrition**£20.80**4.0★2,617 rev](https://www.amazon.co.uk/dp/B00VH6BGT0) [5**Applied Nutrition CLA + L-Carnitine & Green Tea - Fat Burner for Weight Loss Energy & Metabolism Support (100 Capsules / 50 Servings)**Applied Nutrition**£14.21**4.6★33 rev](https://www.amazon.co.uk/dp/B0F8R7Y1Q1)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**ARMSTRONG AMERICA Mens Compression Shirt Slimming Shapewear | V Neck Gynecomastia Compression Shirts for Men | Body Shaper Undershirt Tank Top (Black 3X-Large - Tall)**ARMSTRONG AMERICA**£20.72**75 rev3mo ago](https://www.amazon.co.uk/dp/B0GD5LT8SX) [**Rise & Shred - Day Time Fat Burners for Men & Women Weight Loss - Weight Loss Pills that Work Fast - Premium Science-Backed Ingredients - Appetite Suppressant - Made in the UK - 60x Diet Pills**Internal Youth**£20.48**41 rev6mo ago](https://www.amazon.co.uk/dp/B0GH3XGL2R) [**BioRevive Cut Xtreme Vegan 780mg Capsules with L-Carnitine Green Tea B Vitamins & Caffeine for Energy Focus & Wellness Support | Pre-Workout & Daily Performance Supplement**BioRevive**£12.98**628 rev11mo ago](https://www.amazon.co.uk/dp/B0FN868L47) [**Vangard Performance Essential Fat Fighter Capsules - Thermogenic Support Blend with Capsicum Green Tea EGCG Caffeine & Vitamins B6 & B12 - Energy & Metabolism Support 30 Servings (60 Capsules)**Vangard Performance**£7.67**37 rev1y ago](https://www.amazon.co.uk/dp/B0FGQP41ZR) [**Applied Nutrition CLA + L-Carnitine & Green Tea - Fat Burner for Weight Loss Energy & Metabolism Support (100 Capsules / 50 Servings)**Applied Nutrition**£14.21**33 rev1y ago](https://www.amazon.co.uk/dp/B0F8R7Y1Q1)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**ARMSTRONG AMERICA Mens Compression Shirt Slimming Shapewear | V Neck Gynecomastia Compression Shirts for Men | Body Shaper Undershirt Tank Top (Black 3X-Large - Tall)**ARMSTRONG AMERICA**£20.72**3.6★**▲ 244%**](https://www.amazon.co.uk/dp/B0GD5LT8SX) [**Men Sauna T Shirts Sweat Sauna Suit Body Shaper Sweat Vest Heat Trapping Tank Tops Waist Trainer Slimming for Weight Loss Workout Suit Neoprene Training Jackets Clothes Exercise Fitness Short Sleeve**SKYWPOJU**£8.27**4.2★**▲ 181%**](https://www.amazon.co.uk/dp/B0C58XFMQZ) [**Applied Nutrition CLA + L-Carnitine & Green Tea - Fat Burner for Weight Loss Energy & Metabolism Support (100 Capsules / 50 Servings)**Applied Nutrition**£14.21**4.6★**▲ 135%**](https://www.amazon.co.uk/dp/B0F8R7Y1Q1) [**Fat Burner & Appetite Suppressant for Women & Men | Body Pro Assurance**ABELGENIX**£51.06**3.9★**▲ 108%**](https://www.amazon.co.uk/dp/B0DBVR9LNJ) [**Applied Nutrition Shred X Fat Burner - ABE All Black Everything Fat Burner Thermo Weight Management (300g - 30 Servings) (Sour Gummy Bear)**Applied Nutrition**£22.09**4.5★**▲ 77%**](https://www.amazon.co.uk/dp/B0DJMB3HLQ)
**~~View all trending →~~**
## **What buyers say about fat burners**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Weight Loss**16%
*“Great for weight loss”*
**Quality-Overall**14%
*“Great quality, powerful blend, and easy to take”*
**Energy Level**12%
*“Good for energy levels”*
**Value For Money**8%
*“Good value”*
**Advertised Vs Actual Product**5%
*“As advertised”*
**Side Effects**5%
*“No side effects”*
**Ease Of Use**4%
*“Easy to take”*
**Nutritional Content**3%
*“Best Supplements”*
**Ease Of Chewing/Swallowing**3%
*“The vegan capsules are a comfortable size to swallow”*
**Regulates Digestion**3%
*“No aftertaste and no digestive issues”*
### **What buyers complain about **
**Functionality-Overall**23%
*“Never worked”*
**Weight Loss**12%
*“Didnt work for weight loss”*
**Value For Money**7%
*“WASTE OF MONEY”*
**Side Effects**6%
*“I was getting dizziness”*
**Quality-Overall**5%
*“Quality is very bad”*
**Nutritional Content**4%
*“Rubbish as do nothing to help with hunger”*
**Regulates Digestion**3%
*“Causes acid reflux”*
**Dosage**2%
*“couldn't take”*
**Energy Level**2%
*“There's no peaky spike in energy”*
**Taste-Overall**2%
*“dont have any strong or unpleasant taste”*
### **Top return reasons **
**Size-Overall**100%
**Shoulder Fit**5%
## **Common questions**
- **Is fat burners profitable to sell on Amazon United Kingdom?**
- The niche generates £219K/yr across 20 tracked products. 1 of 3 products launched in the last 360 days are still selling. 90-day search growth is +3.9%. Flapen's verdict: Worth a look (57/100).
- **How competitive is the fat burners niche?**
- 18 brands and 38 sellers compete. The top 5 products take 62% of clicks and top 5 brands hold 69% of demand.
- **What do buyers complain about in fat burners?**
- Top complaints mined from reviews: Functionality-Overall, Weight Loss, Value For Money. The return rate is 0.1%.
- **When does demand for fat burners peak?**
- Demand peaks in Jul–Aug; the busiest month runs 4.3× the quietest.
- **What does it cost to enter the fat burners niche?**
- Listings span £5.09–£51.06; the average listing price is £16.90 (sweet spot $15–$100). The average incumbent carries 1,320 reviews — the moat a new listing must climb.
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