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Vitamin D and B12

Fail

Demand is soft, at -18.9% this quarter, so Vitamin D and B12 is a Fail.

Flapen Score
46
46 / 100
Ranks 9,041 of 14,768 Health & Household niches · −3 vs the category median of 49
Market size
$231K/yr138K searches / yr
90-day growth
-18.9%search demand this quarter
Competition
70%top-5 click share · 11 brands · 513 sellers

Flapen Score

Vitamin D and B12 against its category

The dotted line is the Health & Household average. Past it, Vitamin D and B12 is stronger. Inside it, weaker.

46Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Vitamin D and B12 market on Amazon at a glance

Shoppers on Amazon United States searched for Vitamin D and B12 138K times last year and spent an estimated $231K. The top 5 brands take 81% of clicks. Demand peaks in Feb–Mar–Apr. Flapen scores it 46 out of 100, a Fail.

01 · Demand

An estimated 9.2% of those searches ended in a purchase.

Shoppers searched for this 138K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 9.2% of those searches ended in a purchase. Searches in the last 90 days moved -18.9% against the 90 days before. Searches, conversion and average price together put the market at an estimated $231K a year.

Searches, last 12 months
138K
Growth, 90 days vs prior 90
-18.9%
Conversion, latest week
9.2%
Market size, estimated
$231Ka year
Peak month
March2.0× the quietest month
Top search term
vitamin d and b1234K searches a year

02 · Price

A sale here is worth $18.11.

Listings sell for $18.11 on average, from $8.65 to $31.72. Amazon reports units sold in ranges. This niche sold 10K to 13K a year. The average listing sells 750 to 1,000 of them. At $18.11 that is $14K to $18K a year per listing.

Average price
$18.11inside the $15 to $100 sweet spot
Price range
$8.65–$31.72
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
10K–13K
Units per listing a year
750–1,000
Revenue per listing a year
$14K–$18K
Returns
0.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

85% 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 #343 within Vitamin B. It carries 8,075 reviews at 4.63 stars, so a new listing needs social proof before a better product.

Sponsored listings
85%
Prime listings
100%
Out of stock, average day
0.0%
Average rank
#343in Vitamin B
Average rating
4.63 starsAmazon United States average 4.42 stars
Average reviews
8,075per listing
Listings tracked
13

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 75 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
75 months

Products

Top Vitamin D and B12 products & what they sell for

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

Sign in to see the products

The products selling in this niche are for signed-in readers. Every market figure above stays open to everyone.

Competition

Competition: brands, sellers & click share

The top 5 products take 70% of clicks. Leaders hold, but buyers still shop past them.

Brands

11 rising

Sellers

513

Top-5 brand share

81%

Top 20: 100%

Top-5 click share

70%

Top 20: 100%

Open market

15%

  • Brand 141%
  • Brand 214%
  • Brand 311%
  • Brand 48%
  • Brand 57%
  • Brand 64%
  • Open — no brand owns it (5 brands, 15%)

Demand

Vitamin D and B12 search demand

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

4K3KSpike '24Spike '25Prime Day '25Spike '26DecMarJunAugNovMarMay

Peak months: Feb, Mar, Apr · busiest ÷ quietest = 2.0×

Search terms

Top Vitamin D and B12 search terms shoppers use

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

  • vitamin d and b1234K/yr
  • vitamin d and b12 supplement8K/yr
  • vitamin d3 b129K/yr
  • d3 b12 gummies12K/yr
  • vitamin d b128K/yr
  • d3 b127K/yr
  • vitamin d and b6K/yr
  • vitamin b and d7K/yr
  • vitamin b12 and d7K/yr
  • b12 and vitamin d4K/yr

Reviews and returns

What reviews say buyers love and hate about Vitamin D and B12

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

19%of positive reviews mention “Vitamin”
12%of negative reviews mention “Taste-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“Tastes gross”
A buyer, on “Taste-Overall”12% 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.

18 topics

NegativePositive

FAQ

Common Vitamin D and B12 questions

Answered from the same tracked data.