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Large Syringe

prices mostly outside the sweet spot ($4.23–$12.58) — Large Syringe doesn't clear our bar today.

Flapen Score

49
Skip it
Market size 12Growth 23Conversion 95Competition 50Returns 88Price range 0Avg price 19Brand share 76Review moat 85Quality gap 47
This niche Category average

Is Large Syringe profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Large Syringe is a £49K/yr Amazon United Kingdom market (61K searches/yr). The top 5 brands hold 59% of demand. Verdict: Skip it — 49/100.

Large Syringe: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -3.4% over the last 90 days and 12.0% of searches end in a purchase.

£49K

revenue / yr

Units sold / yr8K
Search volume / yr-3.4%61K
Conversion rate12.0%
Avg price£6.81

Who owns the niche?

The top 5 brands hold 59% of demand, so 41% of the market is open.

41%

open market share

Brands · sellers23 · 26
Top-5 product click share55%
Open market41%
Avg brand age37 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 27 products

Sponsored placement81%
New entrants (1y)8· 1 succeeded
Avg rating4.5★
Avg reviews309

Top Large Syringe 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 55% of clicks — established leaders, but buyers still shop beyond them.

£0£2K£5K£7K£10K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

23 falling

Sellers

26

Top-5 brand share

59%

Top 20: 97%

Top-5 click share

55%

Top 20: 92%

Open market

35%

  • MIHURO18%
  • Wanheart17%
  • OFFCUP9%
  • LEMOTO7%
  • Parastar7%
  • Axonora5%

Large Syringe demand & seasonality

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

Volume61KCVR12.0%Products27Brands23Top 5 Brands59%OOS Rate3.6%Rating4.5★Reviews309Avg BSR#192
1K750Spike '26MayJunJulAugSepOctNovDecJanFebMarAprMayJun

No pronounced peak months · busiest ÷ quietest = 1.3×

Top Large Syringe search terms shoppers use

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

  • large syringe28K/yr
  • syringe with tube8K/yr
  • large syringe with tube 1000ml7K/yr
  • large syringe 500ml7K/yr
  • big syringe5K/yr
  • 500ml syringe4K/yr

What reviews say buyers love and hate about Large Syringe

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

What buyers love

79% of reviews
Quality-Overall19%

Good quality

Value For Money12%

worth buying

Lubrication10%

Made topping up and correcting oil levels quick and mess-free

Ease Of Use10%

ease of use

Advertised Vs Actual Product9%

Does the job

What buyers complain about

76% of reviews
Size-Overall16%

it's rarely a case of 'one size fits all'

Leak-Proof11%

then the extension nozzle started leaking

Ease Of Use10%

Totally impossible to use

Quality-Overall9%

Poor quality control

Value For Money8%

Not worth the price

Large Syringe return rate & reasons

Why buyers send it back, as a share of all return requests.

1.4%

Return rate

72%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
62%
2Functionality-Overall
8%
3Compatibility-Overall
5%
4Quality-Overall
4%
5Ease Of Use
3%

Common Large Syringe questions

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

Flapen scores Large Syringe 49/100 on Amazon United Kingdom — Skip it. The niche generates £49K/yr across 27 tracked products. 1 of 8 products launched in the last 360 days are still selling. Search demand moved -3.4% over the last 90 days.
Search demand for Large Syringe on Amazon United Kingdom is steady year-round — the busiest month runs 1.3× the quietest.