meal replacement bar
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible12.3%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Price range
Good£3.66–£34.70cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Good1,111.93avg incumbent reviews — the moat a new listing must climb
Market size
Good£323K£323K/yr · 220K searches
Avg price
Good£12.00avg listing price — sweet spot $15–$100
Competition
Bad72%top-5 click share — a locked-up shelf
Growth
Bad-16.8%90-day search growth — must beat 0% to launch
Brand share
Bad100%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
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.Peak months: Feb, Mar, Aug · busiest ÷ quietest = 3.1×
Top meal replacement bar search terms
- slimfast snacks39K/yr
- slimfast meal replacement bars52K/yr
- meal replacement bar24K/yr
- slimfast bars19K/yr
- slim fast bars17K/yr
- slimfast bars meal replacement13K/yr
- slim fast snacks14K/yr
- meal replacement bars13K/yr
- slimfast snack bars9K/yr
- slim fast meal replacement bars7K/yr
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.
All 15 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
SlimFast Snack Bar Salted Caramel Flavour 4 x 60g Bars
SlimFast£4.834.3★151 rev
SlimFast Snack Bar Chocolate Fudge Flavour 4 x 60g Bars
SlimFast£4.794.3★110 rev
SlimFast Snack Bar Dark Chocolate & Cranberry Flavour 4 x 60g Bars
SlimFast£4.894.4★99 rev
SlimFast Snack Bar Chocolate Caramel Flavour 99 Kcal 30 x 25g Bars
SlimFast£11.594.5★5,583 rev
SlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g
SlimFast£13.824.4★62 rev
Newest
by launch dateSlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g
SlimFast£13.8262 rev
SlimFast Snack Bar Salted Caramel Flavour 4 x 60g Bars
SlimFast£4.83151 rev
SlimFast Snack Bar Chocolate Fudge Flavour 4 x 60g Bars
SlimFast£4.79110 rev
SlimFast Snack Bar Dark Chocolate & Cranberry Flavour 4 x 60g Bars
SlimFast£4.8999 rev
NUPO Slimming Bar Trial Package I Meal Replacement Bar I 8 Flavours I Low Calorie
NUPO£18.3331 rev
Trending
90-day click momentumNUPO Slimming Bar Trial Package I Meal Replacement Bar I 8 Flavours I Low Calorie
NUPO£18.334.0★
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£9.313.9★
SlimFast Chocolate Caramel Snack Bars 156g
SlimFast£3.664.4★
SlimFast Baked Cheddar Cheese Bites Only 95 Cals 24 x 23g
SlimFast£13.824.4★
SlimFast Snack Bar Strawberry Chocolate Flavour 99 Kcal 30 x 25g Bars
SlimFast£12.934.4★
What buyers say about meal replacement bar
What buyers praise and complain about, mined from review topics.What buyers love
“Great taste”
“Good value for money”
“Great protein bars”
“Very sweet flavour”
“Great value for the quality”
“chewy texture that can be certain you make right choice”
“its chewy”
“Just the right size”
“These bars are good when trying to loose weight”
“Tasty and handy”
What buyers complain about
“Horrible artificial taste”
“a little dry”
“I see another reviewer said the texture was 'gloopy'”
“Price is high”
“Sickly sweet”
“Not gluten free”
“it's a struggle to swallow it”
“not what is advertised”
“hard - doesn't taste like brownies at all”
“Very artificial flavour”
Top return reasons
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.