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Seaweed

Fail

Prices span $1.55–$14.86, mostly outside the sweet spot, so Seaweed is a Fail.

Flapen Score
45
45 / 100
Ranks 1,592 of 2,976 Grocery niches · −1 vs the category median of 46
Market size
£285K/yr399K searches / yr
90-day growth
-11.2%search demand this quarter
Competition
62%top-5 click share · 8 brands · 47 sellers

Flapen Score

Seaweed against its category

The dotted line is the Grocery average. Past it, Seaweed is stronger. Inside it, weaker.

45Fail
Big MarketTrendingHigh ConversionOpen MarketLow ReturnsPrice rangeAvg priceNo Dominant BrandLow Review BarrierQuality Gap
This niche Category average

Market

The Seaweed market on Amazon at a glance

Shoppers on Amazon United Kingdom searched for Seaweed 399K times last year and spent an estimated £285K. The top 5 brands take 96% of clicks. Flapen scores it 45 out of 100, a Fail.

01 · Demand

An estimated 8.7% of those searches ended in a purchase.

Shoppers searched for this 399K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 8.7% of those searches ended in a purchase. Searches in the last 90 days moved -11.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated £285K a year.

Searches, last 12 months
399K
Growth, 90 days vs prior 90
-11.2%
Conversion, latest week
8.7%
Market size, estimated
£285Ka year
Peak month
January1.4× the quietest month
Top search term
seaweed187K searches a year

02 · Price

A sale here is worth £8.16.

Listings sell for £8.16 on average, from £1.55 to £14.86. Amazon reports units sold in ranges. This niche sold 30K to 40K a year. The average listing sells 1,000 to 1,250 of them. At £8.16 that is £8K to £10K a year per listing.

Average price
£8.16under the $15 to $100 sweet spot
Price range
£1.55–£14.86
Amazon United Kingdom median price
£12.12across 27,606 niches
Units sold a year
30K–40K
Units per listing a year
1,000–1,250
Revenue per listing a year
£8K–£10K
Returns
0.0%of orders · Amazon United Kingdom median 0.6%

03 · Entry bar

The bar here is low.

43% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 1.7% of listings are out of stock. The average listing ranks #78 within Cooking Ingredients. It carries 1,019 reviews at 4.41 stars, so a new listing needs social proof before a better product.

Sponsored listings
43%
Prime listings
100%
Out of stock, average day
1.7%
Average rank
#78in Cooking Ingredients
Average rating
4.41 starsAmazon United Kingdom average 4.36 stars
Average reviews
1,019per listing
Listings tracked
21

04 · Newcomers

Brands here are settling in.

The brands on the shelf have sold for 54 months on average, so the names here are settling in.

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

Products

Top Seaweed 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 24, 2026. The live listing can differ.

Competition

Competition: brands, sellers & click share

The top 5 products take an estimated 62% of clicks. Leaders hold, but buyers still shop past them.

£0£14K£28K£43K£57K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

8 falling

Sellers

47

Est. top-5 brand share

96%

Top 20: 100%

Est. top-5 click share

62%

Top 20: 99%

Open market

2%

  • Itsu48%
  • CHOI'S 135%
  • Emma Basic9%
  • Kaitatuya2%
  • Yutaka2%
  • Abakus1%
  • Open — no brand owns it (2 brands, 2%)

Demand

Seaweed search demand

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

9K7KSpike '25Spike '26SepDecMarJunAugNovMarMay

No pronounced peak months · busiest ÷ quietest = 1.4×

Search terms

Top Seaweed search terms shoppers use

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

  • seaweed187K/yr
  • seaweed snacks108K/yr
  • itsu seaweed thins35K/yr
  • seaweed snack14K/yr
  • sea weed12K/yr
  • seaweed thins10K/yr
  • crispy seaweed11K/yr
  • itsu seaweed7K/yr
  • korean seaweed5K/yr
  • crispy seaweed snacks3K/yr

Reviews and returns

What reviews say buyers love and hate about Seaweed

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

36%of positive reviews mention “Taste-Overall”
22%of negative reviews mention “Taste-Overall”
<0.1%of orders come back, a rate Amazon rounds to zero
“So it's not to everyone's taste”
A buyer, on “Taste-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.

14 topics

NegativePositive

FAQ

Common Seaweed 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