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Immune C

Fail

The top 5 brands take 100% of clicks, so Immune C is a Fail.

Flapen Score
41
41 / 100
Ranks 11,806 of 14,768 Health & Household niches · −8 vs the category median of 49
Market size
$220K/yr109K searches / yr
90-day growth
-13.5%search demand this quarter
Competition
82%top-5 click share · 4 brands · 67 sellers

Flapen Score

Immune C against its category

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

41Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Immune C market on Amazon at a glance

Shoppers on Amazon United States searched for Immune C 109K times last year and spent an estimated $220K. All 4 brands take every click. Demand peaks in Apr–May–Jun–Jul. Flapen scores it 41 out of 100, a Fail.

01 · Demand

An estimated 10.5% of those searches ended in a purchase.

Shoppers searched for this 109K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 10.5% of those searches ended in a purchase. Searches in the last 90 days moved -13.5% against the 90 days before. Searches, conversion and average price together put the market at an estimated $220K a year.

Searches, last 12 months
109K
Growth, 90 days vs prior 90
-13.5%
Conversion, latest week
10.5%
Market size, estimated
$220Ka year
Peak month
May2.8× the quietest month
Top search term
emergen c raspberry15K searches a year

02 · Price

A sale here is worth $19.14.

Listings sell for $19.14 on average, from $8.57 to $27.51. Amazon reports units sold in ranges. This niche sold 15K to 20K a year. The average listing sells 1,250 to 1,500 of them. At $19.14 that is $24K to $29K a year per listing.

Average price
$19.14inside the $15 to $100 sweet spot
Price range
$8.57–$27.51
Amazon United States median price
$24.38across 115,062 niches
Units sold a year
15K–20K
Units per listing a year
1,250–1,500
Revenue per listing a year
$24K–$29K
Returns
0.0%of orders · Amazon United States median 2.1%

03 · Entry bar

The bar here is ads and reviews.

91% 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 #100 within Vitamin C. It carries 8,818 reviews at 4.74 stars, so a new listing needs social proof before a better product.

Sponsored listings
91%
Prime listings
100%
Out of stock, average day
4.5%
Average rank
#100in Vitamin C
Average rating
4.74 starsAmazon United States average 4.42 stars
Average reviews
8,818per listing
Listings tracked
11

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 76 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
76 months

Products

Top Immune C 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 82% of clicks. A locked shelf that new listings rarely crack.

Brands

4 falling

Sellers

67

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

82%

Top 20: 100%

Open market

0%

  • Brand 179%
  • Brand 215%
  • Brand 34%
  • Brand 42%

Demand

Immune C search demand

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

2K2KHoliday '24Spike '25Prime Day '25Holiday '25Spike '26DecMarJunAugNovMarMay

Peak months: Apr, May, Jun, Jul · busiest ÷ quietest = 2.8×

Search terms

Top Immune C search terms shoppers use

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

  • emergen c raspberry15K/yr
  • immunity powder10K/yr
  • emergen c raspberry flavor5K/yr
  • immune c14K/yr
  • immunity drink mix6K/yr
  • raspberry emergency c packets9K/yr
  • immune defense powder5K/yr
  • immunity supplement powder4K/yr
  • immune c plus7K/yr
  • immunity packets5K/yr

Reviews and returns

What reviews say buyers love and hate about Immune C

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

12%of positive reviews mention “Taste-Overall”
10%of negative reviews mention “Taste-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“Tastes terrible”
A buyer, on “Taste-Overall”10% 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.

16 topics

NegativePositive

FAQ

Common Immune C questions

Answered from the same tracked data.