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Vitamin B1

Fail

Prices span $3.78–$16.77, mostly outside the sweet spot, so Vitamin B1 is a Fail.

Flapen Score
47
47 / 100
Ranks 1,080 of 2,035 Health & Personal Care niches · −1 vs the category median of 48
Market size
£255K/yr191K searches / yr
90-day growth
-6.5%search demand this quarter
Competition
76%top-5 click share · 12 brands · 26 sellers

Flapen Score

Vitamin B1 against its category

The dotted line is the Health & Personal Care average. Past it, Vitamin B1 is stronger. Inside it, weaker.

47Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Vitamin B1 market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Vitamin B1 191K times last year and spent an estimated £255K. The top 5 brands take 78% of clicks. Flapen scores it 47 out of 100, a Fail.

01 · Demand

15.8% of searches ended in a purchase last week.

Shoppers searched for this 191K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. In the latest week, 15.8% of those searches ended in a purchase. Searches in the last 90 days moved -6.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated £255K a year.

Searches, last 12 months
191K
Growth, 90 days vs prior 90
-6.5%
Conversion, latest week
15.8%
Market size, estimated
£255Ka year
Peak month
April1.5× the quietest month
Top search term
vitamin b171K searches a year

02 · Price

A sale here is worth £8.48.

Listings sell for £8.48 on average, from £3.78 to £16.77. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 2,000 to 2,500 of them. At £8.48 that is £17K to £21K a year per listing.

Average price
£8.48under the $15 to $100 sweet spot
Price range
£3.78–£16.77
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
25K–30K
Units per listing a year
2,000–2,500
Revenue per listing a year
£17K–£21K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

85% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.1% of listings are out of stock. The average listing ranks #9 within Vitamins. It carries 937 reviews at 4.51 stars, so a new listing needs social proof before a better product.

Sponsored listings
85%
Prime listings
100%
Out of stock, average day
4.1%
Average rank
#9in Vitamins
Average rating
4.51 starsAmazon United Kingdom average 4.36 stars
Average reviews
937per listing
Listings tracked
13

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 65 months on average, so the names here are established.

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

Products

Top Vitamin B1 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 76% of clicks. A locked shelf that new listings rarely crack.

£0£25K£51K£76K£102K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 falling

Sellers

26

Top-5 brand share

78%

Top 20: 100%

Top-5 click share

76%

Top 20: 100%

Open market

17%

  • Natures Aid37%
  • Lindens14%
  • NEW LEAF PRODUCTS12%
  • Solgar9%
  • MOBU6%
  • Vita Thrive5%
  • Open — no brand owns it (6 brands, 17%)

Demand

Vitamin B1 search demand

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

5K3KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.5×

Search terms

Top Vitamin B1 search terms shoppers use

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

  • vitamin b171K/yr
  • thiamine37K/yr
  • thiamine vitamin b1 high strength20K/yr
  • b1 vitamin10K/yr
  • vit b17K/yr
  • vitamin b1 thiamine6K/yr
  • b1 thiamine4K/yr
  • thiamine 100mg tablets6K/yr
  • ttfd thiamine3K/yr

Reviews and returns

What reviews say buyers love and hate about Vitamin B1

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

Complain

Smell21%−0.17

you'll be spending way more on your hot water, soap and deodorant, because your body gets that stink too

Smells bad

The smell is of course awful

Nutritional Content13%−0.06

poor man's supplement

No noticeable health benefits to me

Advertised Vs Actual Product10%−0.01

Misleading

Not clearly stating ingredients type

Ingredients-Overall7%−0.02

Not clearly stating ingredients type

I've found from taking these pretty much straight away I could feel the effects I felt karma didn't feel so much on the edge with anxiety plus I like the Fact there's not a lot of ingredients I would give it a 👍🏻 up

Size-Overall7%−0.04

They're huge

Huge Tablets

Love

Value For Money22%+1.76

Worth every penny

Good value

Good value for money

Advertised Vs Actual Product14%−0.01

as advertised

Seems to work

As described

Vitamin14%+0.59

Excellent vitamin product

The tablets are an excellent supplement

Good quality vitamins

Quality-Overall13%+0.99

Very pleased with item

Great Quality Tablets

great quality

Ease Of Use6%+0.40

Easy to use

Easy to take

is easy to take

FAQ

Common Vitamin B1 questions

Answered from the same tracked data.