Is fibre one profitable to sell on Amazon United Kingdom?

The niche generates £98K/yr across 17 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -0.9%. Flapen's verdict: Skip it (44/100).

How competitive is the fibre one niche?

9 brands and 89 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 94% of demand.

What do buyers complain about in fibre one?

Top complaints mined from reviews: Taste-Overall, Size-Overall, Value For Money. The return rate is 0.0%.

When does demand for fibre one peak?

Demand peaks in Jan–Feb–Mar; the busiest month runs 2.0× the quietest.

What does it cost to enter the fibre one niche?

Listings span £1.42–£28.55; the average listing price is £11.42 (sweet spot $15–$100). The average incumbent carries 895 reviews — the moat a new listing must climb.

fibre one

Skip it

Brand-locked demand (top 5 brands take 94% of clicks) — this niche doesn't clear our bar today.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Conversion

Great9.2%

search→purchase rate — share of searches ending in a sale

Review moat

Good894.53

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Price range

Good£1.42–£28.55

cheapest to priciest tracked listing — scored on the share inside $15–$100

Avg price

Okay£11.42

avg listing price — sweet spot $15–$100

Growth

Bad-0.9%

90-day search growth — must beat 0% to launch

Market size

Bad£98K

£98K/yr · 94K searches

Competition

Bad71%

top-5 click share — a locked-up shelf

Brand share

Bad94%

top-5 brand share — brand-locked demand

According to Flapen's Amazon United Kingdom niche tracking, fibre one is a £98K/yr Amazon United Kingdom market (94K searches/yr). The top 5 brands hold 94% of demand. Demand peaks in Jan–Feb–Mar. Verdict: Skip it — 44/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

fibre one market data

Units sold / yr: 8K–10K; avg 250–500/product
Revenue / yr: £91K–£114K; units × avg price
Conversion rate: 9.2%
Avg BSR: #32
Page quality: 0%
Prime: 100%
Sponsored: 94%
Out of stock: 0.9%
Avg brand age: 44 months
Avg seller age: 163 days

Competition & brand share

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 rising

Sellers

Top-5 brand share

94%

Top 20: 100%

Top-5 click share

71%

Top 20: 100%

Open market

The Gut Stuff44%
Indi25%
Perkier18%
Nakd5%
Go Ahead3%
Morrisons2%
Open — no brand owns it (3 brands, 4%)

Demand & seasonality

Weekly Amazon search volume, last 60 weeks — -0.9% search growth over the last 90 days.

Peak months: Jan, Feb, Mar · busiest ÷ quietest = 2.0×

Open Trend

Top fibre one search terms

fibre bars17K/yr -1.5%2.8% conv.
high fibre snacks12K/yr -3.5%2.4% conv.
the gut stuff bars7K/yr +20.4%7.8% conv.
perkier bars10K/yr -11.2%11.6% conv.
the gut stuff8K/yr -18.4%5.2% conv.
indi gut health bars2K/yr +277.8%17.1% conv.
gut stuff bars5K/yr -4.3%8.5% conv.
indi gut bar7K/yr -27.1%13.9% conv.
high fibre bars5K/yr +6.9%1.8% conv.
gut stuff5K/yr +6.8%7.9% conv.

All search terms

Top fibre one 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 17 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

INDI High Fibre Gut Health Bars Made of 20 Superfoods Vegan & Gluten Free Plant Based with Nuts Seeds & Fruit With No Added Sugar & Natural Energy 12 Pack Made in UK

Indi£16.354.7★128 rev

The Gut Stuff High Fibre Fruit & Nut Bars Gut Friendly Snack Gluten Free Vegan Low Calorie Healthy Snacks - 12 Bars - Mixed Flavours

The Gut Stuff£12.214.3★435 rev

Perkier Variety Box 18 High Fibre Bars 6 Flavours Vegan Gluten Free Protein Lower Sugar Office Snacks High Fibre Snack Natural Lower Calorie Healthy Nut Cereal Gut Health Multipack

Perkier£13.084.5★898 rev

The Gut Stuff High Fibre Fruit & Nut Bars Gut Friendly Snack Gluten Free Vegan Low Calorie Healthy Snacks - 12 Bars - Cocoa & Hazelnut Flavour

The Gut Stuff£12.244.4★74 rev

The Gut Stuff High Fibre Fruit & Nut Bars Gut Friendly Snack Gluten Free Vegan Low Calorie Healthy Snacks - 30 Bars - Mixed Flavours

The Gut Stuff£28.554.3★48 rev

Newest

by launch date

Edamame Beans snack (10x26g Packs) High Protein High Fibre snack dry roasted edamame Sour Cream and Onion Flavour. Healthy keto snacks low carb protein snacks vegan gluten free

Real Naturals£9.449 rev

8mo ago

Morrisons Chocolate Brownie Fibre Bars 5pk 120g

Morrisons£1.545 rev

8mo ago

INDI High Fibre Gut Health Bars Made of 20 Superfoods Vegan & Gluten Free Plant Based with Nuts Seeds & Fruit With No Added Sugar & Natural Energy 12 Pack Made in UK

Indi£16.35128 rev

1y ago

The Gut Stuff High Fibre Fruit & Nut Bars Gut Friendly Snack Gluten Free Vegan Low Calorie Healthy Snacks - 30 Bars - Mixed Flavours

The Gut Stuff£28.5548 rev

3y ago

Nakd Cocoa Hazelnut Protein Bar - Vegan - Gluten Free - Healthy Snack 45g (Pack of 16 bars)

Nakd£10.601,216 rev

3y ago

What buyers say about fibre one

What buyers praise and complain about, mined from review topics.

What buyers love

Taste-Overall35%

“Absolutely delicious”

Nutritional Content12%

“Gluten free”

Value For Money11%

“Good for the price”

Health Benefits-Overall7%

“Great healthy snack”

Flavor6%

“Great flavour”

Quality-Overall6%

“the quality has been consistent with every order”

Sweetness2%

“These Bars are very soft & very sweet”

Ease Of Chewing/Swallowing2%

“not too chewy”

Texture/Consistency-Overall1%

“Lovely texture”

Advertised Vs Actual Product1%

“As Described by seller”

What buyers complain about

Taste-Overall12%

“No taste”

Size-Overall9%

“very small portions”

Value For Money7%

“Not worth it”

Advertised Vs Actual Product7%

“Misleading advert”

Sweetness5%

“They arent too sweet as no added sugar”

Flavor4%

“Individual flavours are very delicate”

Nutritional Content4%

“Low in protein though”

Ease Of Chewing/Swallowing3%

“too hard to eat”

Moist/Dry3%

“as the bars are very dry they are hard to swallow”

Artificial Sweeteners3%

“More sugar than protein bars”

Common questions

Is fibre one profitable to sell on Amazon United Kingdom?: The niche generates £98K/yr across 17 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -0.9%. Flapen's verdict: Skip it (44/100).
How competitive is the fibre one niche?: 9 brands and 89 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 94% of demand.
What do buyers complain about in fibre one?: Top complaints mined from reviews: Taste-Overall, Size-Overall, Value For Money. The return rate is 0.0%.
When does demand for fibre one peak?: Demand peaks in Jan–Feb–Mar; the busiest month runs 2.0× the quietest.
What does it cost to enter the fibre one niche?: Listings span £1.42–£28.55; the average listing price is £11.42 (sweet spot $15–$100). The average incumbent carries 895 reviews — the moat a new listing must climb.