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Pure Marine Collagen

a concentrated shelf (top 5 take 100% of clicks) — Pure Marine Collagen doesn't clear our bar today.

Flapen Score

33
Skip it
Market size 16Growth 3Conversion 97Competition 0Returns 100Price range 13Avg price 57Brand share 0Review moat 23Quality gap 58
This niche Category average

Is Pure Marine Collagen profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Pure Marine Collagen is a £63K/yr Amazon United Kingdom market (32K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 33/100.

Pure Marine Collagen: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -43.6% over the last 90 days and 15.6% of searches end in a purchase.

£63K

revenue / yr

Units sold / yr5K
Search volume / yr-43.6%32K
Conversion rate15.6%
Avg price£12.88

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers3 · 4
Top-5 product click share100%
Open market0%
Avg brand age41 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.4★ — the gap to enter on.

0/100

page quality · 5 products

Sponsored placement100%
New entrants (1y)0· 0 succeeded
Avg rating4.4★
Avg reviews7,925

Top Pure Marine Collagen 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 capture 100% of clicks — a locked-up shelf that new listings rarely crack.

£0£9K£19K£28K£38K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

3 falling

Sellers

4

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

100%

Top 20: 100%

Open market

0%

  • NEW LEAF PRODUCTS60%
  • WeightWorld36%
  • Nutravita4%

Pure Marine Collagen demand & seasonality

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

Volume32KCVR15.6%Products5Brands3Top 5 Brands100%OOS Rate0.0%Rating4.4★Reviews7,925Avg BSR#25
1K600Spike '25Black Friday '25Spike '26Oct '25Nov '25Jan '26Mar '26Apr '26Jun '26

Top Pure Marine Collagen search terms shoppers use

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

  • pure marine collagen11K/yr
  • new leaf marine collagen9K/yr
  • pure marine collagen capsules4K/yr
  • 100% marine collagen3K/yr
  • new leaf collagen4K/yr

What reviews say buyers love and hate about Pure Marine Collagen

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

What buyers love

77% of reviews
Quality-Overall26%

Always buy, great and reliable

Value For Money13%

Great value for money

Skin Health6%

Skin benefits

Ease Of Chewing/Swallowing6%

Easy on the stomach

Advertised Vs Actual Product6%

As advertised

What buyers complain about

57% of reviews
Side Effects12%

Gave me stomach problems

Size-Overall9%

Very big tablets

Functionality-Overall6%

Don't work

Taste-Overall5%

They are tasteless

Ease Of Chewing/Swallowing5%

Only thing is they are a bit big for me to swallow

Common Pure Marine Collagen questions

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

Flapen scores Pure Marine Collagen 33/100 on Amazon United Kingdom — Skip it. The niche generates £63K/yr across 5 tracked products. Search demand moved -43.6% over the last 90 days.
Pure Marine Collagen buyers on Amazon United Kingdom complain most about Side Effects, Size-Overall, Functionality-Overall, the themes mined from the niche's reviews. Its return rate is 0.0%.