Karseell Hair Mask Collagen
FailShoppers spend an estimated $60K a year here, so Karseell Hair Mask Collagen is a Fail.
- Flapen Score
- 44 / 100Ranks 1,531 of 2,481 Beauty niches · −3 vs the category median of 4744
- Market size
- £60K/yr100K searches / yr
- 90-day growth
- -3.3%search demand this quarter
- Competition
- 47%top-5 click share · 11 brands · 162 sellers
Flapen Score
Karseell Hair Mask Collagen against its category
The dotted line is the Beauty average. Past it, Karseell Hair Mask Collagen is stronger. Inside it, weaker.
Market
The Karseell Hair Mask Collagen market on Amazon at a glance
Shoppers on Amazon United Kingdom searched for Karseell Hair Mask Collagen 100K times last year and spent an estimated £60K. The top 5 brands take 90% of clicks. Demand peaks in Feb–Nov–Dec. Flapen scores it 44 out of 100, a Fail.
01 · Demand
An estimated 8.6% of those searches ended in a purchase.
Shoppers searched for this 100K times in the last 12 months. That counts every search on Amazon United Kingdom for this niche's terms. An estimated 8.6% of those searches ended in a purchase. Searches in the last 90 days moved -3.3% against the 90 days before. Searches, conversion and average price together put the market at an estimated £60K a year.
- Searches, last 12 months
- 100K
- Growth, 90 days vs prior 90
- -3.3%
- Conversion, latest week
- 8.6%
- Market size, estimated
- £60Ka year
- Peak month
- November2.3× the quietest month
- Top search term
- keratin hair mask41K searches a year
02 · Price
A sale here is worth £6.98.
Listings sell for £6.98 on average, from £1.87 to £19.43. Amazon reports units sold in ranges. This niche sold 6K to 8K a year. The average listing sells 250 to 500 of them. At £6.98 that is £2K to £3K a year per listing.
- Average price
- £6.98under the $15 to $100 sweet spot
- Price range
- £1.87–£19.43
- Amazon United Kingdom median price
- £12.12across 27,606 niches
- Units sold a year
- 6K–8K
- Units per listing a year
- 250–500
- Revenue per listing a year
- £2K–£3K
- Returns
- 0.1%of orders · Amazon United Kingdom median 0.6%
03 · Entry bar
The bar here is reviews.
75% of listings pay for placement with sponsored ads. 94% ship with Prime. On an average day, 0.0% of listings are out of stock. The average listing ranks #319 within Hair Masks. It carries 1,764 reviews at 4.52 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 75%
- Prime listings
- 94%
- Out of stock, average day
- 0.0%
- Average rank
- #319in Hair Masks
- Average rating
- 4.52 starsAmazon United Kingdom average 4.36 stars
- Average reviews
- 1,764per listing
- Listings tracked
- 32
04 · Newcomers
6 of last year's 9 launches cleared the first-year sales bar.
9 products launched here in the last 12 months. 6 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 61 months on average, so the names here are established.
- Launched, last 12 months
- 9
- Successful launches
- 6Amazon's first-year sales bar
- Average brand age
- 61 months
Products
Top Karseell Hair Mask Collagen 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 20, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
TRESemme Keratin Smooth Deep Smoothing Mask rinse-out hair treatment with hydrolysed keratin for soft shiny frizz-free hair 440 ml
- Price
- £3.77
- Rating
- 4.5/5
- Reviews
- 1,254
- Age
- 3y ago

Kallos Cosmetics KJMN Keratin Hair Mask for Dry Damaged and Chemically Treated Hair Nourishes and Helps Rebuild Natural Structure Enhances Shine and Texture with Milk Protein 1L
- Price
- £7.57
- Rating
- 4.3/5
- Reviews
- 14,973
- Age
- 11y ago

TRESemme Biotin Repair Instant Recovery Mask visibly repairs 7 types of damage in 1 use* for dry damaged hair 440 ml
- Price
- £3.75
- Rating
- 4.5/5
- Reviews
- 622
- Age
- 3y ago

Tresemme Keratin Smooth Pro Collection Shampoo and Conditioner 2 x 400ml
- Price
- £8.19
- Rating
- 4.6/5
- Reviews
- 1,723
- Age
- 5y ago

Garnier Keratin Sleek Hair Mask Up to 3 Days of Sleek & Shine with 13% Keratin Smoothing Complex and Argan Oil For Frizz Prone & Dry Hair Long Lasting Sleek Look 370ml
- Price
- £4.23
- Rating
- 4.4/5
- Reviews
- 38
- Age
- 10mo ago
Trending
estimated 90-day click momentum
TRESemme Keratin Seal Smooth Shampoo salon-grade hair care for frizz-defying smoothness 400 ml
- Price
- £2.97
- Rating
- 4.6/5
- Reviews
- 30
- Age
- 2mo ago

TRESemme Thermo Sculpt Memory Treatment Hair Mask advanced resilience for repairing damaged hair 300 ml
- Price
- £3.32
- Rating
- 4.1/5
- Reviews
- 7
- Age
- 2mo ago

TRESemme Hydra Molecular Moisture Mask hair treatment for a salon-sculpted look 300 ml
- Price
- £4.06
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 2mo ago

TRESemme Keratin Seal Smooth Conditioner salon-grade hair care for frizz-defying smoothness 200 ml
- Price
- £2.81
- Rating
- 4.6/5
- Reviews
- 24
- Age
- 2mo ago

TRESemme Keratin Seal Smooth Mask hair treatment for frizz-defying smoothness 300 ml
- Price
- £3.98
- Rating
- 4.4/5
- Reviews
- 4
- Age
- 2mo ago
Newest
by launch date
TRESemme Keratin Seal Smooth Conditioner salon-grade hair care for frizz-defying smoothness 300 ml
- Price
- £2.91
- Rating
- 4.5/5
- Reviews
- 27
- Age
- 2mo ago

TRESemme Keratin Seal Smooth Shampoo salon-grade hair care for frizz-defying smoothness 400 ml
- Price
- £2.97
- Rating
- 4.6/5
- Reviews
- 30
- Age
- 2mo ago

TRESemme Keratin Seal Smooth Conditioner salon-grade hair care for frizz-defying smoothness 200 ml
- Price
- £2.81
- Rating
- 4.6/5
- Reviews
- 24
- Age
- 2mo ago

TRESemme Keratin Seal Smooth Mask hair treatment for frizz-defying smoothness 300 ml
- Price
- £3.98
- Rating
- 4.4/5
- Reviews
- 4
- Age
- 2mo ago

TRESemme Hydra Molecular Moisture Mask hair treatment for a salon-sculpted look 300 ml
- Price
- £4.06
- Rating
- 5.0/5
- Reviews
- 2
- Age
- 2mo ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 47% of clicks. Leaders hold, but buyers still shop past them.
Brands
11 falling
Sellers
162
Est. top-5 brand share
90%
Top 20: 100%
Est. top-5 click share
47%
Top 20: 85%
Open market
7%
- TRESemmé60%
- Kallos17%
- Tresemme Pro Collection5%
- Garnier5%
- Creightons3%
- Dove3%
- Open — no brand owns it (5 brands, 7%)
Demand
Karseell Hair Mask Collagen search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Feb, Nov, Dec · busiest ÷ quietest = 2.3×
Search terms
Top Karseell Hair Mask Collagen search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- keratin hair mask41K/yr
- tresemme keratin smooth17K/yr
- tresemme hair mask12K/yr
- tresemme keratin smooth conditioner4K/yr
- tresemme keratin4K/yr
- kallos hair mask6K/yr
- kallos5K/yr
- keratin mask4K/yr
- hair mask keratin4K/yr
- tresemme mask3K/yr
Reviews and returns
What reviews say buyers love and hate about Karseell Hair Mask Collagen
We read the reviews and the return reasons for every product selling here.
“My only complaint is it smells pretty strong”
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.
19 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 Karseell Hair Mask Collagen 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









