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B12 Sublingual

Fail

Shoppers spend an estimated $64K a year here, so B12 Sublingual is a Fail.

Flapen Score
44
44 / 100
Ranks 1,348 of 2,035 Health & Personal Care niches · −4 vs the category median of 48
Market size
£64K/yr51K searches / yr
90-day growth
-17.8%search demand this quarter
Competition
57%top-5 click share · 13 brands · 70 sellers

Flapen Score

B12 Sublingual against its category

The dotted line is the Health & Personal Care average. Past it, B12 Sublingual is stronger. Inside it, weaker.

44Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The B12 Sublingual market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for B12 Sublingual 51K times last year and spent an estimated £64K. The top 5 brands take 80% of clicks. Demand peaks in Apr–Oct. Flapen scores it 44 out of 100, a Fail.

01 · Demand

An estimated 11.6% of those searches ended in a purchase.

Shoppers searched for this 51K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 11.6% of those searches ended in a purchase. Searches in the last 90 days moved -17.8% against the 90 days before. Searches, conversion and average price together put the market at an estimated £64K a year.

Searches, last 12 months
51K
Growth, 90 days vs prior 90
-17.8%
Conversion, latest week
11.6%
Market size, estimated
£64Ka year
Peak month
October2.5× the quietest month
Top search term
b12 sublingual11K searches a year

02 · Price

A sale here is worth £10.79.

Listings sell for £10.79 on average, from £4.73 to £20.54. Amazon reports units sold in ranges. This niche sold 5K to 6K a year. The average listing sells 250 to 500 of them. At £10.79 that is £3K to £5K a year per listing.

Average price
£10.79under the $15 to $100 sweet spot
Price range
£4.73–£20.54
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
5K–6K
Units per listing a year
250–500
Revenue per listing a year
£3K–£5K
Returns
0.1%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is reviews.

86% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 4.5% of listings are out of stock. The average listing ranks #19 within Vitamins. It carries 6,472 reviews at 4.52 stars, so a new listing needs social proof before a better product.

Sponsored listings
86%
Prime listings
100%
Out of stock, average day
4.5%
Average rank
#19in Vitamins
Average rating
4.52 starsAmazon United Kingdom average 4.36 stars
Average reviews
6,472per listing
Listings tracked
21

04 · Newcomers

1 of last year's 1 launches cleared the first-year sales bar.

1 products launched here in the last 12 months. 1 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 67 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
1Amazon's first-year sales bar
Average brand age
67 months

Products

Top B12 Sublingual products & what they sell for

The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.

Prices and ratings read from Amazon on Jul 25, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 57% of clicks. Leaders hold, but buyers still shop past them.

£0£3K£6K£10K£13K101001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

13 flat

Sellers

70

Est. top-5 brand share

80%

Top 20: 100%

Est. top-5 click share

57%

Top 20: 100%

Open market

15%

  • Solgar49%
  • Igennus Healthcare Nutrition11%
  • Royal Oak Health8%
  • Natures Aid7%
  • Nature Provides5%
  • Nutrition Geeks5%
  • Open — no brand owns it (7 brands, 15%)

Demand

B12 Sublingual search demand

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

4K3KSpike '25Prime Day '25Spike '26JanFebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Apr, Oct · busiest ÷ quietest = 2.5×

Search terms

Top B12 Sublingual search terms shoppers use

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

  • b12 sublingual11K/yr
  • solgar b1214K/yr
  • sublingual vitamin b128K/yr
  • sublingual b125K/yr
  • solgar vitamin b124K/yr
  • methylcobalamin b12 sublingual3K/yr
  • vitamin b12 sublingual3K/yr
  • b12 solgar3K/yr

Reviews and returns

What reviews say buyers love and hate about B12 Sublingual

We read the reviews and the return reasons for every product selling here.

14%of positive reviews mention “Value For Money”
8%of negative reviews mention “Taste-Overall”
0.1%of orders come back
“Tasteless small tablets”
A buyer, on “Taste-Overall”8% of negative reviews mention the same topic

Every topic

Every topic buyers talk about, one row each.

Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.

17 topics

NegativePositive

FAQ

Common B12 Sublingual questions

Answered from the same tracked data.

Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data