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Potassium Iodide

Fail

Demand is soft, at -73.1% this quarter, so Potassium Iodide is a Fail.

Flapen Score
38
38 / 100
Ranks 1,800 of 2,035 Health & Personal Care niches · −10 vs the category median of 48
Market size
£33K/yr40K searches / yr
90-day growth
-73.1%search demand this quarter
Competition
74%top-5 click share · 12 brands · 21 sellers

Flapen Score

Potassium Iodide against its category

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

38Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Potassium Iodide market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Potassium Iodide 40K times last year and spent an estimated £33K. The top 5 brands take 79% of clicks. Demand peaks in Mar–Apr–Jun–Nov. Flapen scores it 38 out of 100, a Fail.

01 · Demand

An estimated 8.2% of those searches ended in a purchase.

Shoppers searched for this 40K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 8.2% of those searches ended in a purchase. Searches in the last 90 days moved -73.1% against the 90 days before. Searches, conversion and average price together put the market at an estimated £33K a year.

Searches, last 12 months
40K
Growth, 90 days vs prior 90
-73.1%
Conversion, latest week
8.2%
Market size, estimated
£33Ka year
Peak month
June5.2× the quietest month
Top search term
potassium iodide20K searches a year

02 · Price

A sale here is worth £10.00.

Listings sell for £10.00 on average, from £3.84 to £30.42. Amazon reports units sold in ranges. This niche sold 3K to 4K a year. The average listing sells 250 to 500 of them. At £10.00 that is £3K to £5K a year per listing.

Average price
£10.00under the $15 to $100 sweet spot
Price range
£3.84–£30.42
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
3K–4K
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 low.

54% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 18.6% of listings are out of stock. The average listing ranks #36 within Minerals. It carries 1,208 reviews at 4.54 stars, so a new listing needs social proof before a better product.

Sponsored listings
54%
Prime listings
100%
Out of stock, average day
18.6%
Average rank
#36in Minerals
Average rating
4.54 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,208per listing
Listings tracked
13

04 · Newcomers

Brands here are established.

The brands on the shelf have sold for 70 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
70 months

Products

Top Potassium Iodide 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 74% of clicks. A locked shelf that new listings rarely crack.

£0£3K£7K£10K£13K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

12 rising

Sellers

21

Est. top-5 brand share

79%

Top 20: 100%

Est. top-5 click share

74%

Top 20: 100%

Open market

17%

  • WeightWorld34%
  • Vitamatic18%
  • Nature's Fusions15%
  • Carlyle7%
  • Best Naturals5%
  • ARC) HEALTH+NUTRITION WWW.ARCHEALTHNUTRITION.CO.UK4%
  • Open — no brand owns it (6 brands, 17%)

Demand

Potassium Iodide search demand

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

7K5KSpike '24Black Friday '24Holiday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Apr, Jun, Nov · busiest ÷ quietest = 5.2×

Search terms

Top Potassium Iodide search terms shoppers use

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

  • potassium iodide20K/yr
  • potassium iodide tablets16K/yr
  • potassium iodide tablets anti radiation3K/yr
  • potassium iodide tablets 130 mg2K/yr

Reviews and returns

What reviews say buyers love and hate about Potassium Iodide

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

39%of positive reviews mention “Value For Money”
50%of negative reviews mention “Solubility”
0.1%of orders come back
“It didn't even dissolve”
A buyer, on “Solubility”50% 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.

12 topics

NegativePositive

FAQ

Common Potassium Iodide 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