Seaweed Shampoo
FailShoppers spend an estimated $84K a year here, so Seaweed Shampoo is a Fail.
- Flapen Score
- 41 / 100Ranks 1,867 of 2,481 Beauty niches · −6 vs the category median of 4741
- Market size
- £84K/yr282K searches / yr
- 90-day growth
- -2.3%search demand this quarter
- Competition
- 63%top-5 click share · 10 brands · 65 sellers
Flapen Score
Seaweed Shampoo against its category
The dotted line is the Beauty average. Past it, Seaweed Shampoo is stronger. Inside it, weaker.
Market
The Seaweed Shampoo market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Seaweed Shampoo 282K times last year and spent an estimated £84K. The top 5 brands take 87% of clicks. Demand peaks in Jan–Aug–Oct–Nov–Dec. Flapen scores it 41 out of 100, a Fail.
01 · Demand
An estimated 2.4% of those searches ended in a purchase.
Shoppers searched for this 282K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 2.4% of those searches ended in a purchase. Searches in the last 90 days moved -2.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £84K a year.
- Searches, last 12 months
- 282K
- Growth, 90 days vs prior 90
- -2.3%
- Conversion, latest week
- 2.4%
- Market size, estimated
- £84Ka year
- Peak month
- October4.1× the quietest month
- Top search term
- cornish seaweed shampoo and conditioner85K searches a year
02 · Price
A sale here is worth £12.20.
Listings sell for £12.20 on average, from £4.10 to £21.43. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At £12.20 that is £3K to £6K a year per listing.
- Average price
- £12.20under the $15 to $100 sweet spot
- Price range
- £4.10–£21.43
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £3K–£6K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
90% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #304 within Shampoos & Conditioners. It carries 4,660 reviews at 4.30 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 90%
- Prime listings
- 100%
- Out of stock, average day
- 0.0%
- Average rank
- #304in Shampoos & Conditioners
- Average rating
- 4.30 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 4,660per listing
- Listings tracked
- 20
04 · Newcomers
1 of last year's 3 launches cleared the first-year sales bar.
3 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 58 months on average, so the names here are settling in.
- Launched, last 12 months
- 3
- Successful launches
- 1Amazon's first-year sales bar
- Average brand age
- 58 months
Products
Top Seaweed Shampoo 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 21, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Sea Magik - Seaweed Shampoo and Conditioner Set with Dead Sea Salt and Salicylic Acid to Exfoliate and Cleanse Dry or Sensitive Scalps Gentle Spa Fragrance Vegan Cruelty Free (2 x 300ml)
- Price
- £17.86
- Rating
- 4.2/5
- Reviews
- 353
- Age
- 3y ago

Sea Magik - Seaweed Shampoo to Soothe Itchy Scalp Psoriasis and Eczema with Hydrating Dead Sea Salt Suitable for All Hair and Scalp Types Vegan and Cruelty Free (300ml)
- Price
- £10.68
- Rating
- 4.5/5
- Reviews
- 208
- Age
- 3y ago

Faith In Nature Natural Seaweed & Citrus Shampoo Detoxifying for Oily Hair & Scalp Vegan & Cruelty Free No SLS Silicones or Parabens 400ml
- Price
- £4.53
- Rating
- 4.5/5
- Reviews
- 13,596
- Age
- 19y ago

Scottish Fine Soaps Sea Kelp Shampoo 300ml Nourishing Hair & Scalp Shampoo with Sea Kelp Magnesium and Seaweed Extracts
- Price
- £8.84
- Rating
- 4.4/5
- Reviews
- 55
- Age
- 1y ago

SEAWEED ORGANICS - Seaweed Shampoo Vegan certified Organic Scottish seaweeds Rosemary Vitamin E No SLS or Parabens Submit Cosmetic Product Notification in the UK 250ml DIANA DRUMMOND
- Price
- £14.28
- Rating
- 3.8/5
- Reviews
- 76
- Age
- 2y ago
Trending
estimated 90-day click momentum
Sea Magik - Seaweed Shampoo and Scalp Mask to Soothe Itchy Sensitive and Dry Scalp or Psoriasis Long Lasting Hydration with Dead Sea Salt Vegan Cruelty Free (150ml and 300ml)
- Price
- £18.92
- Rating
- 4.1/5
- Reviews
- 16
- Age
- 11mo ago

Sea Magik - Scalp Mask for Itchy Sensitive and Dry Scalp and Hair 3 Organic Seaweed with Dead Sea Mud Conditioner with Salicylic Acid Long Lasting Hydration Vegan Cruelty Free (150ml)
- Price
- £11.50
- Rating
- 4.3/5
- Reviews
- 168
- Age
- 6y ago

Sea Magik - Argan Oil Shampoo and Argan Oil Conditioner with Magnesium and Organic Seaweed to Restore Shine Sulphate Free Hydrates Dry Hair and Scalp Vegan Cruelty Free (2 x 300ml)
- Price
- £19.04
- Rating
- 4.0/5
- Reviews
- 94
- Age
- 11mo ago

Method Daily Shampoo Daily Zen Cucumber Seaweed & Green Tea Scent Sulphate-Free 350ml
- Price
- £4.10
- Rating
- 4.4/5
- Reviews
- 291
- Age
- 11mo ago

Scottish Fine Soaps Sea Kelp Shampoo 300ml Nourishing Hair & Scalp Shampoo with Sea Kelp Magnesium and Seaweed Extracts
- Price
- £8.84
- Rating
- 4.4/5
- Reviews
- 55
- Age
- 1y ago
Newest
by launch date
Method Daily Shampoo Daily Zen Cucumber Seaweed & Green Tea Scent Sulphate-Free 350ml
- Price
- £4.10
- Rating
- 4.4/5
- Reviews
- 291
- Age
- 11mo ago

Sea Magik - Argan Oil Shampoo and Argan Oil Conditioner with Magnesium and Organic Seaweed to Restore Shine Sulphate Free Hydrates Dry Hair and Scalp Vegan Cruelty Free (2 x 300ml)
- Price
- £19.04
- Rating
- 4.0/5
- Reviews
- 94
- Age
- 11mo ago

Sea Magik - Seaweed Shampoo and Scalp Mask to Soothe Itchy Sensitive and Dry Scalp or Psoriasis Long Lasting Hydration with Dead Sea Salt Vegan Cruelty Free (150ml and 300ml)
- Price
- £18.92
- Rating
- 4.1/5
- Reviews
- 16
- Age
- 11mo ago

Scottish Fine Soaps Sea Kelp Shampoo 300ml Nourishing Hair & Scalp Shampoo with Sea Kelp Magnesium and Seaweed Extracts
- Price
- £8.84
- Rating
- 4.4/5
- Reviews
- 55
- Age
- 1y ago

Rosemary Shampoo Conditioner Set Rosemary Hair Growth Oil with Mint Biotin Organic Anti Hair Loss Shampoo Cleanse Moisturize Hair and Keep Scalp Health 3Pcs Set Gifts for Men Women 200ml*2+30ml
- Price
- £14.48
- Rating
- 4.4/5
- Reviews
- 568
- Age
- 2y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
10 falling
Sellers
65
Est. top-5 brand share
87%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 100%
Open market
9%
- Sea Magik51%
- FAITH IN NATURE13%
- Scottish Fine Soaps10%
- SEAWEED ORGANICS9%
- Neal's Yard Remedies4%
- Method3%
- Open — no brand owns it (4 brands, 9%)
Demand
Seaweed Shampoo search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Jan, Aug, Oct, Nov, Dec · busiest ÷ quietest = 4.1×
Search terms
Top Seaweed Shampoo search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- cornish seaweed shampoo and conditioner85K/yr
- seaweed shampoo88K/yr
- sea magik23K/yr
- cornish seaweed shampoo13K/yr
- seaweed shampoo and conditioner16K/yr
- the cornish seaweed company shampoo11K/yr
- cornish seaweed bath company shampoo19K/yr
- cornish seaweed bath company8K/yr
- super nutrient shampoo cornish seaweed5K/yr
- sea magik shampoo and conditioner6K/yr
Reviews and returns
What reviews say buyers love and hate about Seaweed Shampoo
We read the reviews and the return reasons for every product selling here.
“Not worth it”
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.
20 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Seaweed Shampoo 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









