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Calcium Phosphate

Fail

Shoppers spend an estimated $25K a year here, so Calcium Phosphate is a Fail.

Flapen Score
43
43 / 100
Ranks 10,775 of 14,768 Health & Household niches · −6 vs the category median of 49
Market size
$25K/yr33K searches / yr
90-day growth
-8.2%search demand this quarter
Competition
69%top-5 click share · 11 brands · 21 sellers

Flapen Score

Calcium Phosphate against its category

The dotted line is the Health & Household average. Past it, Calcium Phosphate is stronger. Inside it, weaker.

43Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Calcium Phosphate market on Amazon at a glance

Shoppers on Amazon United States searched for Calcium Phosphate 33K times last year and spent an estimated $25K. The top 5 brands take 79% of clicks. Demand peaks in Mar. Flapen scores it 43 out of 100, a Fail.

01 · Demand

An estimated 3.8% of those searches ended in a purchase.

Shoppers searched for this 33K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 3.8% of those searches ended in a purchase. Searches in the last 90 days moved -8.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $25K a year.

Searches, last 12 months
33K
Growth, 90 days vs prior 90
-8.2%
Conversion, latest week
3.8%
Market size, estimated
$25Ka year
Peak month
March1.8× the quietest month
Top search term
calcium phosphate19K searches a year

02 · Price

A sale here is worth $19.72.

Listings sell for $19.72 on average, from $9.98 to $40.17. Amazon reports units sold in ranges. This niche sold 1K to 2K a year. The average listing sells 0 to 100 of them. At $19.72 that is $0 to $2K a year per listing.

Average price
$19.72inside the $15 to $100 sweet spot
Price range
$9.98–$40.17
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
1K–2K
Units per listing a year
0–100
Revenue per listing a year
$0–$2K
Returns
0.1%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is low.

71% of listings pay for placement with sponsored ads. 93% ship with Prime. On an average day, 2.6% of listings are out of stock. The average listing ranks #667 within Calcium. It carries 287 reviews at 4.55 stars, so a new listing needs social proof before a better product.

Sponsored listings
71%
Prime listings
93%
Out of stock, average day
2.6%
Average rank
#667in Calcium
Average rating
4.55 starsAmazon United States average 4.42 stars
Average reviews
287per listing
Listings tracked
14

04 · Newcomers

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

1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 98 months on average, so the names here are established.

Launched, last 12 months
1
Successful launches
0Amazon's first-year sales bar
Average brand age
98 months

Products

Top Calcium Phosphate 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 69% of clicks. Leaders hold, but buyers still shop past them.

Brands

11 falling

Sellers

21

Top-5 brand share

79%

Top 20: 100%

Top-5 click share

69%

Top 20: 100%

Open market

15%

  • Brand 135%
  • Brand 214%
  • Brand 314%
  • Brand 410%
  • Brand 57%
  • Brand 66%
  • Open — no brand owns it (5 brands, 15%)

Demand

Calcium Phosphate search demand

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

2K1KSpike '25Spike '26AprMayJunJulAugSepOctNovDecJanFebMarAprMayJunJul

Peak months: Mar · busiest ÷ quietest = 1.8×

Search terms

Top Calcium Phosphate search terms shoppers use

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

  • calcium phosphate19K/yr
  • calcium phosphate powder6K/yr
  • tricalcium phosphate4K/yr
  • calcium phosphate supplement4K/yr

Reviews and returns

What reviews say buyers love and hate about Calcium Phosphate

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

22%of positive reviews mention “Quality-Overall”
13%of negative reviews mention “Solubility”
0.1%of orders come back
“Does not dissolve in water”
A buyer, on “Solubility”13% 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.

23 topics

NegativePositive

FAQ

Common Calcium Phosphate questions

Answered from the same tracked data.