linseed
Skip itPrices mostly outside the sweet spot ($1.05–$13.92) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible16.8%search→purchase rate — share of searches ending in a sale
Review moat
Good809.56avg incumbent reviews — the moat a new listing must climb
Competition
Good53%top-5 click share — leaders hold, buyers still browse
Brand share
Okay81%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Avg price
Bad£6.80avg listing price — sweet spot $15–$100
Market size
Bad£66K£66K/yr · 57K searches
Growth
Bad-21.2%90-day search growth — must beat 0% to launch
Price range
Bad£1.05–£13.92cheapest to priciest tracked listing — scored on the share inside $15–$100
According to Flapen's Amazon United Kingdom niche tracking, linseed is a £66K/yr Amazon United Kingdom market (57K searches/yr). The top 5 brands hold 81% of demand. Verdict: Skip it — 43/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
linseed market data
- Units sold / yr
- 8K–10K
- avg 250–500/product
- Revenue / yr
- £54K–£68K
- units × avg price
- Conversion rate
- 16.8%
- Avg BSR
- #212
- Page quality
- 0%
- Prime
- 93%
- Sponsored
- 81%
- Out of stock
- 0.0%
- Avg brand age
- 73 months
- Avg seller age
- 172 days
Competition & brand share
The top 5 products take 53% of clicks — established leaders, but buyers still shop beyond them.Brands
14 rising
Sellers
14
Top-5 brand share
81%
Top 20: 100%
Top-5 click share
53%
Top 20: 93%
Open market
14%
- Wholefood Earth32%
- Seba Garden16%
- by Amazon15%
- Sevenhills Wholefoods9%
- Trend Organic9%
- Buy Whole Foods Online5%
- Open — no brand owns it (8 brands, 14%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -21.2% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.5×
Top linseed search terms
- linseed seeds25K/yr
- linseed21K/yr
- linseeds6K/yr
- linseeds for eating4K/yr
- organic linseed2K/yr
Top linseed 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 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Seba Garden Linseeds/Flaxseeds 1 kg Premium Grade Freshly Harvested Packaged in Resealable Bag Non-GMO Keto & Paleo
Seba Garden£5.014.6★301 rev
by Amazon Linseeds 350 g Versatile for Breakfast Yogurt Smoothies Porridge Cereal Baking
by Amazon£2.034.7★2,494 rev
Wholefood Earth Organic Golden Linseed/Flaxseed 1 kg
Wholefood Earth£7.754.6★1,285 rev
Sevenhills Wholefoods Organic Whole Flax Seeds (Linseeds) 900g High in Omega 3 & Fibre Source of Protein
Sevenhills Wholefoods£7.894.6★147 rev
Wholefood Earth Organic Brown Linseed/Flaxseed 500g | Raw | GMO Free | Vegan | High Fibre | Source of Protein | Certified Organic
Wholefood Earth£3.384.7★598 rev
Newest
by launch date
Trend Organic Ground Flaxseed (Brown) 250g-Milled Linseed Seeds High in Protein Rich in Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw
Trend Organic£7.02528 rev
Trend Organic Ground Flaxseed (Brown) Milled Linseed Seeds High in Protein Rich in Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw Whole Seeds 1kg
Trend Organic£9.95528 rev
Trend Organic Ground Flaxseed (Golden) 1kg-Milled Linseed Seeds High in Protein Rich in Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw
Trend Organic£9.95430 rev
Trend Organic Golden Flaxseed 1kg-Lighter Hue Milder Taste High in Protein & Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw Whole Seeds
Trend Organic£9.9395 rev
By Amazon Linseeds 1400g (4 Packs of 350g)
by Amazon£6.172,494 rev
Trending
90-day click momentumTrend Organic Golden Flaxseed 1kg-Lighter Hue Milder Taste High in Protein & Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw Whole Seeds
Trend Organic£9.934.7★
Trend Organic Ground Flaxseed (Brown) 250g-Milled Linseed Seeds High in Protein Rich in Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw
Trend Organic£7.024.7★
Whole Food Earth - Organic Brown Linseed/Flaxseed Raw | GMO Free | High Fiber | Source of Protein | Certified Organic
Wholefood Earth£7.554.6★
Sevenhills Wholefoods Organic Whole Flax Seeds (Linseeds) 900g High in Omega 3 & Fibre Source of Protein
Sevenhills Wholefoods£7.894.6★
Trend Organic Ground Flaxseed (Brown) Milled Linseed Seeds High in Protein Rich in Fibre and Omega-3s Certified Organic Vegan GMO-Free No Additives No Preservatives Raw Whole Seeds 1kg
Trend Organic£9.954.7★
What buyers say about linseed
What buyers praise and complain about, mined from review topics.What buyers love
“Best quality”
“Good price”
“Great taste”
“Exactly what I was looking for”
“Good quality and Nutritional”
“have a nice nutty flavour to them”
“Perfect for your Health”
“I also appreciate that its 100% natural, with no artificial additives or preservatives, and a good source of dietary fibre, which makes it easy to incorporate into a balanced, healthy diet”
“Nice and fresh”
“quite good I have found for adding to my bread dough”
What buyers complain about
“The product does NOT smell good”
“Four stars purely because I discovered that the golden linseeds don't taste nearly as nice as the brown ones”
“Poor quality”
“not ideal for adding to my breakfast bowl because of the floury texture it has”
“It's causing diarrhoea”
“the latest bag I brought was hardly milled”
“Small”
“many empty seeds floating on water”
“While functional, its not resealable, which makes storage a bit inconvenience”
“The product did not seem fresh”
Common questions
- Is linseed profitable to sell on Amazon United Kingdom?
- The niche generates £66K/yr across 27 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -21.2%. Flapen's verdict: Skip it (43/100).
- How competitive is the linseed niche?
- 14 brands and 14 sellers compete. The top 5 products take 53% of clicks and top 5 brands hold 81% of demand.
- What do buyers complain about in linseed?
- Top complaints mined from reviews: Smell, Taste-Overall, Quality-Overall. The return rate is 0.0%.
- When does demand for linseed peak?
- Demand is steady year-round — the busiest month runs 1.5× the quietest.
- What does it cost to enter the linseed niche?
- Listings span £1.05–£13.92; the average listing price is £6.80 (sweet spot $15–$100). The average incumbent carries 810 reviews — the moat a new listing must climb.