onions
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Conversion
Incredible30.8%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Market size
Good£374K£374K/yr · 1.1M searches
Review moat
Okay1,682avg incumbent reviews — the moat a new listing must climb
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Growth
Okay+3.4%90-day search growth — must beat 0% to launch
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Avg price
Bad£1.15avg listing price — sweet spot $15–$100
Brand share
Bad100%top-5 brand share — brand-locked demand
Price range
Bad£0.75–£1.95cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, onions is a £374K/yr Amazon United Kingdom market (1.1M searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 43/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
onions market data
- Units sold / yr
- 400K–500K
- avg 30,000–40,000/product
- Revenue / yr
- £460K–£575K
- units × avg price
- Conversion rate
- 30.8%
- Avg BSR
- #2
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 0%
- Out of stock
- 5.5%
- Avg brand age
- 61 months
- Avg seller age
- 176 days
Competition & brand share
The top 5 products take 63% of clicks — established leaders, but buyers still shop beyond them.Brands
2 flat
Sellers
6
Top-5 brand share
100%
Top 20: 100%
Top-5 click share
63%
Top 20: 100%
Open market
0%
- Morrisons74%
- by Amazon26%
Demand
Weekly Amazon search volume, last 29 weeks — +3.4% search growth over the last 90 days.Top onions search terms
- onions479K/yr
- onion238K/yr
- red onion150K/yr
- red onions27K/yr
- frozen onions35K/yr
- frozen onion13K/yr
- white onion13K/yr
- diced onion12K/yr
- onions fresh47K/yr
- chopped onions13K/yr
Top onions 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 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Newest
by launch date
Trending
90-day click momentum
What buyers say about onions
What buyers praise and complain about, mined from review topics.What buyers love
“Fresh and delivered promptly”
“No complaints”
“Tasty when they are fresh”
“Decent price”
“So easy”
“Nice and crisp and fresh”
“Red onions are versatile quick flavour for sautés, curry, pasta etc”
“The sizing was consistent across the 300g which made prep straightforward”
“Lovely and strong onions, perfect in a salad”
“As described”
What buyers complain about
“Quite small”
“not the freshest around”
“Poor quality”
“Rotted”
“although one had a slightly thicker outer layer than usual”
Common questions
- Is onions profitable to sell on Amazon United Kingdom?
- The niche generates £374K/yr across 17 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +3.4%. Flapen's verdict: Skip it (43/100).
- How competitive is the onions niche?
- 2 brands and 6 sellers compete. The top 5 products take 63% of clicks and top 5 brands hold 100% of demand.
- What do buyers complain about in onions?
- Top complaints mined from reviews: Size-Overall, Stale/Rotten/Spoiled, Quality-Overall. The return rate is 0.0%.
- What does it cost to enter the onions niche?
- Listings span £0.75–£1.95; the average listing price is £1.15 (sweet spot $15–$100). The average incumbent carries 1,682 reviews — the moat a new listing must climb.