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Biotin

Fail

Prices span $5.66–$10.43, mostly outside the sweet spot, so Biotin is a Fail.

Flapen Score
42
42 / 100
Ranks 1,521 of 2,035 Health & Personal Care niches · −6 vs the category median of 48
Market size
£1.3M/yr1.0M searches / yr
90-day growth
-25.5%search demand this quarter
Competition
94%top-5 click share · 6 brands · 14 sellers

Flapen Score

Biotin against its category

The dotted line is the Health & Personal Care average. Past it, Biotin is stronger. Inside it, weaker.

42Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Biotin market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Biotin 1.0M times last year and spent an estimated £1.3M. The top 5 brands take 97% of clicks. Flapen scores it 42 out of 100, a Fail.

01 · Demand

16.6% of searches ended in a purchase last week.

Shoppers searched for this 1.0M times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 16.6% of those searches ended in a purchase. Searches in the last 90 days moved -25.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £1.3M a year.

Searches, last 12 months
1.0M
Growth, 90 days vs prior 90
-25.5%
Conversion, latest week
16.6%
Market size, estimated
£1.3Ma year
Peak month
September1.4× the quietest month
Top search term
biotin537K searches a year

02 · Price

A sale here is worth £7.66.

Listings sell for £7.66 on average, from £5.66 to £10.43. Amazon reports units sold in ranges. This niche sold 150K to 200K a year. The average listing sells 15,000 to 20,000 of them. At £7.66 that is £115K to £153K a year per listing.

Average price
£7.66under the $15 to $100 sweet spot
Price range
£5.66–£10.43
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
150K–200K
Units per listing a year
15,000–20,000
Revenue per listing a year
£115K–£153K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is ads and reviews.

100% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #5 within Vitamins. It carries 5,275 reviews at 4.51 stars, so a new listing needs social proof before a better product.

Sponsored listings
100%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#5in Vitamins
Average rating
4.51 starsAmazon United Kingdom average 4.36 stars
Average reviews
5,275per listing
Listings tracked
7

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 48 months on average, so the names here are settling in.

Launched, last 12 months
0
Successful launches
0Amazon's first-year sales bar
Average brand age
48 months

Products

Top Biotin products & what they sell for

Every tracked product: its share of the shelf, its reviews, and its price.

Competition

Competition: brands, sellers & click share

The top 5 products take 94% of clicks. A locked shelf that new listings rarely crack.

£0£193K£386K£579K£772K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

6 falling

Sellers

14

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

94%

Top 20: 100%

Open market

0%

  • Nutrition Geeks57%
  • WeightWorld17%
  • NEW LEAF PRODUCTS11%
  • Incite Nutrition7%
  • Solgar5%
  • EVO NUTRITION3%

Demand

Biotin search demand

Weekly searches over the year, seasonality beneath. Pick a range.

25K15KSpike '24Prime Day '25Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Search terms

Top Biotin search terms shoppers use

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

  • biotin537K/yr
  • biotin hair growth247K/yr
  • biotin and collagen supplements72K/yr
  • biotin tablets62K/yr
  • biotin supplements17K/yr
  • vitamin b78K/yr
  • biotin hair vitamins7K/yr
  • biotin for nails6K/yr
  • biotin high strength5K/yr
  • biotin for hair8K/yr

Reviews and returns

What reviews say buyers love and hate about Biotin

What buyers praise, what they complain about and why they send it back, from the reviews.

Complain

Functionality-Overall15%−0.12

Havent worked for me

Did not work

Not very effective

Dosage6%

your body will not absorb the amount you think it is in the daily dose

I only take 1 a day not 2

EXTREMELY HIGH DOSAGE

Hair Related6%−0.04

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

My hair was falling out in clumps

Didnt help my hair at all

Size-Overall5%+0.13

Theyre also tiny

Small tables

The tablets are small

Hair Growth5%+1.24

Although I didn't see a change in hair growth

my hair hasn't grown any more

have noticed no more hair growth so not sure about these

Love

Hair Growth24%+1.24

Hair growth improvement

Great for hair growth

Helps your hair grow

Quality-Overall17%+1.55

Great product, delivers on results

Amazing quality

so far, the quality is good and there are no side effects

Value For Money14%+0.71

Good value for money

Decent price

Good value for money

Ease Of Chewing/Swallowing8%−0.03

Easy to swallow

They are very small to swallow which is great

small little pill thats easy to swallow. for the girlies I will say they look almost exact to contraceptive pill so be careful not to mix them up

Vitamin5%−0.03

Vitamins, easy to swallow good amount of supply

Very good vitamins

Hair growth vitamins

FAQ

Common Biotin questions

Answered from the same tracked data.