---
title: "Meal Replacement Bar — £323K/yr Amazon UK Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/uk/grocery/meal-replacement-bar"
last_updated: "2026-07-31T19:22:15.339Z"
locale: en
meta:
description: "Niche score 49/100 · £323K/yr market · 220K searches/yr · £12.00 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 49/100 · £323K/yr market · 220K searches/yr · £12.00 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Meal Replacement Bar — £323K/yr Amazon UK Niche (2026) - Flapen"
---
# **meal replacement bar**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 52Growth 17Conversion 95Competition 23Returns 100Price range 63Avg price 50Brand share 0Review moat 60Quality gap 70
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Conversion**
**Incredible****12.3%**
search→purchase rate — share of searches ending in a sale
**Quality gap**
**Good****4.3★**
avg incumbent rating — lower means beatable quality
**Price range**
**Good****£3.66–£34.70**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Review moat**
**Good****1,111.93**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Good****£323K**
£323K/yr · 220K searches
**Avg price**
**Good****£12.00**
avg listing price — sweet spot $15–$100
**Competition**
**Bad****72%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-16.8%**
90-day search growth — must beat 0% to launch
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United Kingdom niche tracking, meal replacement bar is a £323K/yr Amazon United Kingdom market (220K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Feb–Mar–Aug. Verdict: Skip it — 49/100.
Data updated Jul 24, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **meal replacement bar market data**
- **Units sold / yr**
- **25K–30K**
- avg 1,250–1,500/product
- **Revenue / yr**
- **£300K–£360K**
- units × avg price
- **Conversion rate**
- **12.3%**
- **Avg BSR**
- **#16**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **53%**
- **Out of stock**
- **28.1%**
- **Avg brand age**
- **47 months**
- **Avg seller age**
- **154 days**
## **Competition & brand share**
The top 5 products capture 72% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**3 **▼falling
**Sellers**
**57**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**72%**
Top 20: 100%
**Open market**
**0%**
- SlimFast95% - Warrior3% - NUPO2% - Open — no brand owns it (0%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — -16.8% search growth over the last 90 days.
5K3KSpike '25Prime Day '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Feb, Mar, Aug · busiest ÷ quietest = 3.1×
[**Open Trend **](https://flapen.com/research/uk/grocery/meal-replacement-bar/trend)
## **Top meal replacement bar search terms**
- **slimfast snacks**39K/yr-15.4%7.3% conv. - **slimfast meal replacement bars**52K/yr-30.6%16.1% conv. - **meal replacement bar**24K/yr-17.0%3.0% conv. - **slimfast bars**19K/yr-12.1%13.3% conv. - **slim fast bars**17K/yr-3.5%11.3% conv. - **slimfast bars meal replacement**13K/yr-2.3%15.1% conv. - **slim fast snacks**14K/yr-17.7%6.0% conv. - **meal replacement bars**13K/yr-5.9%3.8% conv. - **slimfast snack bars**9K/yr-15.0%9.2% conv. - **slim fast meal replacement bars**7K/yr-17.9%16.0% conv. [**All search terms **](https://flapen.com/research/uk/grocery/meal-replacement-bar/search-terms)
## **Top meal replacement bar 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%£32K20%£65K30%£97K40%£129K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 15 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**SlimFast Snack Bar Salted Caramel Flavour 4 x 60g Bars**SlimFast**£4.83**4.3★151 rev](https://www.amazon.co.uk/dp/B0DY89M793) [2**SlimFast Snack Bar Chocolate Fudge Flavour 4 x 60g Bars**SlimFast**£4.79**4.3★110 rev](https://www.amazon.co.uk/dp/B0DY8HYYSZ) [3**SlimFast Snack Bar Dark Chocolate & Cranberry Flavour 4 x 60g Bars**SlimFast**£4.89**4.4★99 rev](https://www.amazon.co.uk/dp/B0DY8B7DLJ) [4**SlimFast Snack Bar Chocolate Caramel Flavour 99 Kcal 30 x 25g Bars**SlimFast**£11.59**4.5★5,583 rev](https://www.amazon.co.uk/dp/B07NW673F7) [5**SlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g**SlimFast**£13.82**4.4★62 rev](https://www.amazon.co.uk/dp/B0F6V97ZLZ)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**SlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g**SlimFast**£13.82**62 rev1y ago](https://www.amazon.co.uk/dp/B0F6V97ZLZ) [**SlimFast Snack Bar Salted Caramel Flavour 4 x 60g Bars**SlimFast**£4.83**151 rev1y ago](https://www.amazon.co.uk/dp/B0DY89M793) [**SlimFast Snack Bar Chocolate Fudge Flavour 4 x 60g Bars**SlimFast**£4.79**110 rev1y ago](https://www.amazon.co.uk/dp/B0DY8HYYSZ) [**SlimFast Snack Bar Dark Chocolate & Cranberry Flavour 4 x 60g Bars**SlimFast**£4.89**99 rev1y ago](https://www.amazon.co.uk/dp/B0DY8B7DLJ) [**NUPO Slimming Bar Trial Package I Meal Replacement Bar I 8 Flavours I Low Calorie**NUPO**£18.33**31 rev1y ago](https://www.amazon.co.uk/dp/B0DJGW8R2R)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**NUPO Slimming Bar Trial Package I Meal Replacement Bar I 8 Flavours I Low Calorie**NUPO**£18.33**4.0★**▲ 93%**](https://www.amazon.co.uk/dp/B0DJGW8R2R) [**Warrior RAW Protein Bars 12 x 75g 20g High Protein Bar Low Sugar High Fibre Oat Protein Flapjack Protein Snacks Meal Replacement Bars (Chocolate Brownie)**Warrior**£9.31**3.9★**▲ 91%**](https://www.amazon.co.uk/dp/B07F6SVZW9) [**SlimFast Chocolate Caramel Snack Bars 156g**SlimFast**£3.66**4.4★**▲ 53%**](https://www.amazon.co.uk/dp/B07B7RCQRT) [**SlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g**SlimFast**£13.82**4.4★**▲ 46%**](https://www.amazon.co.uk/dp/B0F6V97ZLZ) [**SlimFast Snack Bar Strawberry Chocolate Flavour 99 Kcal 30 x 25g Bars**SlimFast**£12.93**4.4★**▲ 25%**](https://www.amazon.co.uk/dp/B092D513JD)
**~~View all trending →~~**
## **What buyers say about meal replacement bar**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Taste-Overall**31%
*“Great taste”*
**Value For Money**19%
*“Good value for money”*
**Nutritional Content**11%
*“Great protein bars”*
**Flavor**7%
*“Very sweet flavour”*
**Quality-Overall**6%
*“Great value for the quality”*
**Texture/Consistency-Overall**2%
*“chewy texture that can be certain you make right choice”*
**Ease Of Chewing/Swallowing**2%
*“its chewy”*
**Size-Overall**2%
*“Just the right size”*
**Weight Loss**2%
*“These bars are good when trying to loose weight”*
**Ease Of Use**1%
*“Tasty and handy”*
### **What buyers complain about **
**Taste-Overall**35%
*“Horrible artificial taste”*
**Moist/Dry**9%
*“a little dry”*
**Texture/Consistency-Overall**5%
*“I see another reviewer said the texture was 'gloopy'”*
**Value For Money**4%
*“Price is high”*
**Sweetness**4%
*“Sickly sweet”*
**Nutritional Content**4%
*“Not gluten free”*
**Ease Of Chewing/Swallowing**4%
*“it's a struggle to swallow it”*
**Advertised Vs Actual Product**4%
*“not what is advertised”*
**Hard Feel**3%
*“hard - doesn't taste like brownies at all”*
**Flavor**2%
*“Very artificial flavour”*
### **Top return reasons **
**Ease Of Use**100%
## **Common questions**
- **Is meal replacement bar profitable to sell on Amazon United Kingdom?**
- The niche generates £323K/yr across 15 tracked products. 90-day search growth is -16.8%. Flapen's verdict: Skip it (49/100).
- **How competitive is the meal replacement bar niche?**
- 3 brands and 57 sellers compete. The top 5 products take 72% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in meal replacement bar?**
- Top complaints mined from reviews: Taste-Overall, Moist/Dry, Texture/Consistency-Overall. The return rate is 0.1%.
- **When does demand for meal replacement bar peak?**
- Demand peaks in Feb–Mar–Aug; the busiest month runs 3.1× the quietest.
- **What does it cost to enter the meal replacement bar niche?**
- Listings span £3.66–£34.70; the average listing price is £12.00 (sweet spot $15–$100). The average incumbent carries 1,112 reviews — the moat a new listing must climb.
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