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Biotin and Collagen Supplements

soft demand (-27.7% this quarter) — Biotin and Collagen Supplements doesn't clear our bar today.

Flapen Score

43
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Market size 30Growth 11Conversion 93Competition 18Returns 100Price range 36Avg price 35Brand share 45Review moat 25Quality gap 52
This niche Category average

Is Biotin and Collagen Supplements profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Biotin and Collagen Supplements is a £138K/yr Amazon United Kingdom market (117K searches/yr). The top 5 brands hold 78% of demand. Verdict: Skip it — 43/100.

Biotin and Collagen Supplements: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -27.7% over the last 90 days and 11.6% of searches end in a purchase.

£138K

revenue / yr

Units sold / yr10K
Search volume / yr-27.7%117K
Conversion rate11.6%
Avg price£10.15

Who owns the niche?

The top 5 brands hold 78% of demand, so 22% of the market is open.

22%

open market share

Brands · sellers12 · 21
Top-5 product click share78%
Open market22%
Avg brand age42 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 · 12 products

Sponsored placement100%
New entrants (1y)1· 0 succeeded
Avg rating4.4★
Avg reviews4,628

Top Biotin and Collagen Supplements 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 78% of clicks — a locked-up shelf that new listings rarely crack.

£0£21K£41K£62K£83K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 rising

Sellers

21

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

78%

Top 20: 100%

Open market

17%

  • Nutrition Geeks41%
  • NEW LEAF PRODUCTS14%
  • Horbäach8%
  • WeightWorld8%
  • G R O U N D E D COFFEE SCRUB6%
  • EVO NUTRITION5%
  • Open — no brand owns it (6 brands, 17%)

Biotin and Collagen Supplements demand & seasonality

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

Volume117KCVR11.6%Products12Brands12Top 5 Brands78%OOS Rate0.0%Rating4.4★Reviews4,628Avg BSR#66
3K2KSpike '25Spike '26Sep '25Nov '25Dec '25Feb '26Mar '26May '26

Top Biotin and Collagen Supplements search terms shoppers use

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

  • biotin and collagen supplements72K/yr
  • collagen and biotin21K/yr
  • collagen and biotin supplements for women9K/yr
  • collagen biotin6K/yr
  • biotin collagen4K/yr
  • biotin and collagen4K/yr
  • dcxc biotin and collagen2K/yr

What reviews say buyers love and hate about Biotin and Collagen Supplements

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

What buyers love

80% of reviews
Hair Growth23%

Hair growth improvement

Quality-Overall16%

Great product, delivers on results

Value For Money13%

Good value for money

Ease Of Chewing/Swallowing8%

They are very small to swallow which is great

Vitamin6%

A good selection of vitamins

What buyers complain about

51% of reviews
Functionality-Overall13%

Not very effective

Dosage6%

EXTREMELY HIGH DOSAGE

Allergies5%

.after taking it for 2 days my lower legs were swelling up and became very itchy and red

Size-Overall5%

personally I found them too big

Hair Related5%

Just a shame they didn't work for hair or nail health

Common Biotin and Collagen Supplements questions

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

Flapen scores Biotin and Collagen Supplements 43/100 on Amazon United Kingdom — Skip it. The niche generates £138K/yr across 12 tracked products. 0 of 1 products launched in the last 360 days are still selling. Search demand moved -27.7% over the last 90 days.
Biotin and Collagen Supplements buyers on Amazon United Kingdom complain most about Functionality-Overall, Dosage, Allergies, the themes mined from the niche's reviews. Its return rate is 0.0%.