Skip to content

Potassium Iodide

soft demand (-73.1% this quarter) — Potassium Iodide doesn't clear our bar today.

Flapen Score

38
Skip it
Market size 8Growth 0Conversion 80Competition 22Returns 99Price range 58Avg price 33Brand share 43Review moat 57Quality gap 35
This niche Category average

Is Potassium Iodide profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Potassium Iodide is a £33K/yr Amazon United Kingdom market (40K searches/yr). The top 5 brands hold 79% of demand. Demand peaks in Mar–Apr–Jun–Nov. Verdict: Skip it — 38/100.

Potassium Iodide: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Not really. Search demand moved -73.1% over the last 90 days and 8.2% of searches end in a purchase.

£33K

revenue / yr

Units sold / yr4K
Search volume / yr-73.1%40K
Conversion rate8.2%
Avg price£10.00

Who owns the niche?

The top 5 brands hold 79% of demand, so 21% of the market is open.

21%

open market share

Brands · sellers12 · 21
Top-5 product click share74%
Open market21%
Avg brand age70 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 13 products

Sponsored placement54%
New entrants (1y)0· 0 succeeded
Avg rating4.5★
Avg reviews1,208

Top Potassium Iodide products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products capture 74% of clicks — a locked-up 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

Top-5 brand share

79%

Top 20: 100%

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%)

Potassium Iodide demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume40KCVR8.2%Products13Brands12Top 5 Brands79%OOS Rate18.6%Rating4.5★Reviews1,208Avg BSR#36
7K5KSpike '24Black Friday '24Holiday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

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

Top Potassium Iodide search terms shoppers use

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

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

What reviews say buyers love and hate about Potassium Iodide

What buyers mention most, as a share of all reviews.

What buyers love

90% of reviews
Value For Money39%

Good value

Quality-Overall11%

Quality product

Advertised Vs Actual Product9%

arrived as expected

Efficiency7%

Working well

Immunity Booster4%

Immunity & Radiation protection

What buyers complain about

58% of reviews
Solubility50%

It didn't even dissolve

Taste-Overall8%

I don't get the sea weed taste with these

Common Potassium Iodide questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Potassium Iodide 38/100 on Amazon United Kingdom — Skip it. The niche generates £33K/yr across 13 tracked products. Search demand moved -73.1% over the last 90 days.
Search demand for Potassium Iodide on Amazon United Kingdom peaks in Mar–Apr–Jun–Nov, where the busiest month runs 5.2× the quietest.