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Tuna

Tuna shows searches that convert (21.4% search→purchase), but pricing outside the sweet spot ($6.14 avg) keeps it on the watch list.

Flapen Score

54
Worth a look
Market size 78Growth 38Conversion 100Competition 31Returns 100Price range 36Avg price 17Brand share 19Review moat 82Quality gap 30
This niche Category average

Is Tuna profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Tuna is a £1.0M/yr Amazon United Kingdom market (796K searches/yr). The top 5 brands hold 92% of demand. Verdict: Worth a look — 54/100.

Tuna: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved +10.1% over the last 90 days and 21.4% of searches end in a purchase.

£1.0M

revenue / yr

Units sold / yr250K
Search volume / yr+10.1%796K
Conversion rate21.4%
Avg price£6.14

Who owns the niche?

The top 5 brands hold 92% of demand, so 8% of the market is open.

8%

open market share

Brands · sellers8 · 74
Top-5 product click share66%
Open market8%
Avg brand age72 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.6★ — the gap to enter on.

0/100

page quality · 17 products

Sponsored placement35%
New entrants (1y)0· 0 succeeded
Avg rating4.6★
Avg reviews368

Top Tuna products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.

£0£52K£105K£157K£209K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 falling

Sellers

74

Top-5 brand share

92%

Top 20: 100%

Top-5 click share

66%

Top 20: 100%

Open market

5%

  • John West40%
  • Princes29%
  • OfficeXpress Europe13%
  • Rio Mare6%
  • by Amazon4%
  • AHG Investment3%
  • Open — no brand owns it (2 brands, 5%)

Tuna demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume796KCVR21.4%Products17Brands8Top 5 Brands92%OOS Rate0.0%Rating4.6★Reviews368Avg BSR#165
20K15KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Top Tuna search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • tuna487K/yr
  • tuna in spring water132K/yr
  • tun38K/yr
  • tuna in sunflower oil31K/yr
  • tinned tuna21K/yr
  • john west18K/yr
  • canned tuna15K/yr
  • john west tuna13K/yr
  • tuna chunks4K/yr
  • tuna fish5K/yr

What reviews say buyers love and hate about Tuna

What buyers mention most, as a share of all reviews.

What buyers love

88% of reviews
Taste-Overall40%

sauce very nice

Quality-Overall14%

Truly a reliable

Value For Money11%

Well worth it

Flavor5%

I am absolutely in love with the flavour

Nutritional Content5%

high protein too

What buyers complain about

64% of reviews
Value For Money18%

Too expensive

Taste-Overall12%

Not much in the way of either tomato or tuna taste at all

Quality-Overall8%

the quality control has really gone down with this tuna

Size-Overall7%

portion could be small for big eaters

Salt Content4%

Mushy and salty

Common Tuna questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Tuna 54/100 on Amazon United Kingdom — Worth a look. The niche generates £1.0M/yr across 17 tracked products. Search demand moved +10.1% over the last 90 days.
Search demand for Tuna on Amazon United Kingdom is steady year-round — the busiest month runs 1.5× the quietest.