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K18 Dry Shampoo

K18 Dry Shampoo shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Flapen Score

57
Worth a look

Top 11% of 2,481 Beauty niches · +10 vs the category median of 47

Market size 69Growth 23Conversion 86Competition 49Returns 100Price range 73Avg price 84Brand share 0Review moat 25Quality gap 78
This niche Category average · 2,481 niches

Is K18 Dry Shampoo profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, K18 Dry Shampoo is a £716K/yr Amazon United Kingdom market (394K searches/yr). The top 5 brands hold 100% of demand. Verdict: Worth a look — 57/100.

K18 Dry Shampoo: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -4.1% over the last 90 days and 9.8% of searches end in a purchase.

£716K

revenue / yr

Units sold / yr40K
Search volume / yr-4.1%394K
Conversion rate9.8%
Avg price£18.61

Who owns the niche?

The top 5 brands hold 100% of demand, so 0% of the market is open.

0%

open market share

Brands · sellers5 · 79
Top-5 product click share55%
Open market0%
Avg brand age63 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.3★ — the gap to enter on.

0/100

page quality · 27 products

Sponsored placement96%
New entrants (1y)5· 4 succeeded
Avg rating4.3★
Avg reviews4,073

Top K18 Dry Shampoo 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 take 55% of clicks — established leaders, but buyers still shop beyond them.

£0£36K£72K£107K£143K1001K10K100K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

5 rising

Sellers

79

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

55%

Top 20: 92%

Open market

0%

  • Living Proof39%
  • K1832%
  • Got2B13%
  • COLOR WOW9%
  • Moroccanoil7%

K18 Dry Shampoo demand & seasonality

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

Volume394KCVR9.8%Products27Brands5Top 5 Brands100%OOS Rate3.9%Rating4.3★Reviews4,073Avg BSR#222
20K15KBlack Friday '25Spike '26Sep '25Oct '25Dec '25Feb '26Mar '26May '26

Top K18 Dry Shampoo search terms shoppers use

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

  • living proof dry shampoo82K/yr
  • living proof68K/yr
  • k18 dry shampoo47K/yr
  • k18 shampoo34K/yr
  • got2b dry shampoo23K/yr
  • colour wow dry shampoo21K/yr
  • wow dry shampoo20K/yr
  • moroccan oil dry shampoo16K/yr
  • living proof perfect hair day11K/yr
  • k18 airwash dry shampoo8K/yr

What reviews say buyers love and hate about K18 Dry Shampoo

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

What buyers love

77% of reviews
Smell19%

Love the smell

Moist/Dry19%

doesnt feel too chalky or dry like other dry shampoos

Quality-Overall14%

Best products on the market

Value For Money9%

worth it

Hair Growth4%

Great product makes hair feel and look healthy

What buyers complain about

66% of reviews
Value For Money26%

Expensive

Functionality-Overall8%

It doesnt do its job :

Moist/Dry8%

A bit drying

Oily/Greasy5%

oily

Quality-Overall4%

really poor quality

K18 Dry Shampoo return rate & reasons

Why buyers send it back, as a share of all return requests.

0.1%

Return rate

26%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
19%
2Defective Material/Parts
15%
3Ease Of Use
13%
4Smell
10%
5Quality-Overall
6%

Common K18 Dry Shampoo questions

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

Flapen scores K18 Dry Shampoo 57/100 on Amazon United Kingdom — Worth a look. The niche generates £716K/yr across 27 tracked products. 4 of 5 products launched in the last 360 days are still selling. Search demand moved -4.1% over the last 90 days.
K18 Dry Shampoo buyers on Amazon United Kingdom complain most about Value For Money, Functionality-Overall, Moist/Dry, the themes mined from the niche's reviews. Its return rate is 0.1%.