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
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
Who owns the niche?
The top 5 brands hold 92% of demand, so 8% of the market is open.
8%
open market share
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
Top Tuna products & what they sell for
Every tracked product — its share of the shelf, its review moat, and what it sells for.
Top sellers
by 90-day click share
Princes Tuna Chunks in Spring Water 145 g (Pack of 4)
- Price
- £4.16
- Rating
- 4.6/5
- Reviews
- 1,303
- Age
- 7y ago

John West Tuna Chunks in Spring Water Easy Open 4 Cans x 125 g
- Price
- £4.27
- Rating
- 4.6/5
- Reviews
- 178
- Age
- 1y ago

Morrisons Fad Free Tuna Chunks In Sunflower Oil 4 X 145G
- Price
- £3.12
- Rating
- 4.6/5
- Reviews
- 1,147
- Age
- 5y ago

Princes Tuna Chunks in Brine Pack 145 g (Pack of 4)
- Price
- £4.12
- Rating
- 4.6/5
- Reviews
- 1,026
- Age
- 7y ago

John West No Drain Tuna Chunks in Sunflower Oil 3 x 100g
- Price
- £3.65
- Rating
- 4.7/5
- Reviews
- 96
- Age
- 1y ago
Trending
90-day click momentum
by Amazon MSC Skipjack Tuna Chunks in Tomato Sauce 4x145g
- Price
- £3.22
- Rating
- 4.7/5
- Reviews
- 276
- Age
- 1y ago

John West No Drain Tuna Chunks with A Little Spring Water 3 x 100g
- Price
- £3.59
- Rating
- 4.2/5
- Reviews
- 30
- Age
- 2y ago

Morrisons Yellow Fin Tuna Steaks 225g (Frozen)
- Price
- £4.60
- Rating
- 4.3/5
- Reviews
- 437
- Age
- 5y ago

Rio Mare Insalatissime Corn and Tuna Salad 160g with Prime Quality Tinned Fish Ready to Eat Healthy Meal Sustainably sourced
- Price
- £1.82
- Rating
- 4.4/5
- Reviews
- 155
- Age
- 8y ago

John West Tuna Chunks in Brine 4x132g
- Price
- £3.58
- Rating
- 5.0/5
- Reviews
- 18
- Age
- 6y ago
Newest
by launch date
by Amazon MSC Skipjack Tuna Chunks in Tomato Sauce 4x145g
- Price
- £3.22
- Rating
- 4.7/5
- Reviews
- 276
- Age
- 1y ago

John West Tuna Chunks in Spring Water Easy Open 4 Cans x 125 g
- Price
- £4.27
- Rating
- 4.6/5
- Reviews
- 178
- Age
- 1y ago

John West No Drain Tuna Chunks in Sunflower Oil 3 x 100g
- Price
- £3.65
- Rating
- 4.7/5
- Reviews
- 96
- Age
- 1y ago

John West No Drain Tuna Chunks in Springwater 3 x 100g
- Price
- £3.66
- Rating
- 4.7/5
- Reviews
- 76
- Age
- 1y ago

John West Tuna Chunks in Brine Easy Open 4 Cans x 125 g
- Price
- £4.26
- Rating
- 4.6/5
- Reviews
- 153
- Age
- 1y ago
Competition: brands, sellers & click share
The top 5 products take 66% of clicks — established leaders, but buyers still shop beyond them.
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.
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“sauce very nice”
“Truly a reliable”
“Well worth it”
“I am absolutely in love with the flavour”
“high protein too”
What buyers complain about
64% of reviews“Too expensive”
“Not much in the way of either tomato or tuna taste at all”
“the quality control has really gone down with this tuna”
“portion could be small for big eaters”
“Mushy and salty”
Common Tuna questions
The questions sellers ask about this niche, answered from the tracked metrics.
Best Flapen score
The highest-scoring niches we track right now, across every category.









