Skip to content

Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3

Fail

Shoppers spend an estimated $27K a year here, so Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 is a Fail.

Flapen Score
44
44 / 100
Ranks 10,233 of 14,768 Health & Household niches · −5 vs the category median of 49
Market size
$27K/yr32K searches / yr
90-day growth
+30.7%search demand this quarter
Competition
62%top-5 click share · 8 brands · 176 sellers

Flapen Score

Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 against its category

The dotted line is the Health & Household average. Past it, Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 is stronger. Inside it, weaker.

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

Market

The Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 market on Amazon at a glance

Shoppers on Amazon United States searched for Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 32K times last year and spent an estimated $27K. The top 5 brands take 92% of clicks. Flapen scores it 44 out of 100, a Fail.

01 · Demand

An estimated 4.6% of those searches ended in a purchase.

Shoppers searched for this 32K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 4.6% of those searches ended in a purchase. Searches in the last 90 days moved +30.7% against the 90 days before. Searches, conversion and average price together put the market at an estimated $27K a year.

Searches, last 12 months
32K
Growth, 90 days vs prior 90
+30.7%
Conversion, latest week
4.6%
Market size, estimated
$27Ka year
Peak month
May1.4× the quietest month
Top search term
kirkland calcium 600 mg with vitamin d313K searches a year

02 · Price

A sale here is worth $18.17.

Listings sell for $18.17 on average, from $6.62 to $47.25. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At $18.17 that is $5K to $9K a year per listing.

Average price
$18.17inside the $15 to $100 sweet spot
Price range
$6.62–$47.25
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
3K–4K
Units per listing a year
250–500
Revenue per listing a year
$5K–$9K
Returns
0.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is reviews.

33% of listings pay for placement with sponsored ads. 56% ship with Prime. On an average day, 0.9% of listings are out of stock. The average listing ranks #376 within Calcium. It carries 9,172 reviews at 4.69 stars, so a new listing needs social proof before a better product.

Sponsored listings
33%
Prime listings
56%
Out of stock, average day
0.9%
Average rank
#376in Calcium
Average rating
4.69 starsAmazon United States average 4.42 stars
Average reviews
9,172per listing
Listings tracked
18

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 81 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
81 months

Products

Top Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 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 62% of clicks. Leaders hold, but buyers still shop past them.

Brands

8 rising

Sellers

176

Top-5 brand share

92%

Top 20: 100%

Top-5 click share

62%

Top 20: 100%

Open market

5%

  • Brand 155%
  • Brand 216%
  • Brand 38%
  • Brand 47%
  • Brand 55%
  • Brand 63%
  • Open — no brand owns it (2 brands, 5%)

Demand

Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 search demand

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

900700Holiday '24Prime Day '25Black Friday '25Spike '26DecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Search terms

Top Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 search terms shoppers use

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

  • kirkland calcium 600 mg with vitamin d313K/yr
  • kirkland calcium15K/yr
  • calcium kirkland4K/yr

Reviews and returns

What reviews say buyers love and hate about Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3

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

17%of positive reviews mention “Quality-Overall”
22%of negative reviews mention “Size-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“This tablets are a little large”
A buyer, on “Size-Overall”22% 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 Kirkland Calcium Citrate Magnesium and Zinc with Vitamin D3 questions

Answered from the same tracked data.