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Sebastian Dark Oil

Sebastian Dark Oil shows low returns (0.2%), but brand-locked demand (top 5 brands take 100% of clicks) keeps it on the watch list.

Flapen Score

51
Worth a look

Top 33% of 638 Baby Products niches · +4 vs the category median of 47

Market size 28Growth 24Conversion 64Competition 69Returns 99Price range 89Avg price 89Brand share 0Review moat 72Quality gap 43
This niche Category average · 638 niches

Is Sebastian Dark Oil profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Sebastian Dark Oil is a £118K/yr Amazon United Kingdom market (100K searches/yr). The top 5 brands hold 100% of demand. Demand peaks in Jan–Oct–Nov–Dec. Verdict: Worth a look — 51/100.

Sebastian Dark Oil: 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 -1.5% over the last 90 days and 5.7% of searches end in a purchase.

£118K

revenue / yr

Units sold / yr8K
Search volume / yr-1.5%100K
Conversion rate5.7%
Avg price£20.68

Who owns the niche?

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

0%

open market share

Brands · sellers2 · 35
Top-5 product click share43%
Open market0%
Avg brand age65 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 · 31 products

Sponsored placement52%
New entrants (1y)14· 1 succeeded
Avg rating4.5★
Avg reviews624

Top Sebastian Dark Oil 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 43% of clicks — established leaders, but buyers still shop beyond them.

£0£6K£12K£18K£24K101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

2 falling

Sellers

35

Top-5 brand share

100%

Top 20: 100%

Top-5 click share

43%

Top 20: 87%

Open market

0%

  • SEBASTIAN98%
  • Sebastian Professional2%
  • Open — no brand owns it (0%)

Sebastian Dark Oil demand & seasonality

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

Volume100KCVR5.7%Products31Brands2Top 5 Brands100%OOS Rate8.8%Rating4.5★Reviews624Avg BSR#367
4K3KSpike '25Prime Day '25Black Friday '25Spike '26FebMarAprMayJunJulAugSepOctNovDecJanFebMarAprMayJun

Peak months: Jan, Oct, Nov, Dec · busiest ÷ quietest = 2.1×

Top Sebastian Dark Oil search terms shoppers use

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

  • sebastian dark oil31K/yr
  • sebastian shampoo15K/yr
  • sebastian22K/yr
  • sebastian hair product19K/yr
  • sebastian shampoo and conditioner6K/yr
  • sebastian dark oil shampoo7K/yr

What reviews say buyers love and hate about Sebastian Dark Oil

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

What buyers love

78% of reviews
Smell24%

Hair looks and smells amazing

Quality-Overall20%

Great quality shampoo

Soft Feel7%

My hair feels softer

Brightness/Shine/Glow6%

Soooo shine

Moist/Dry4%

Has definitely helped add moisture to her hair and smells lovely

What buyers complain about

45% of reviews
Value For Money17%

Expensive

Smell5%

I honestly think that detergent has been added to the shampoo by someone as it smells disgusting

Size-Overall5%

it is big

Oily/Greasy4%

greasy as oil

Hair Related4%

Even a small amount leaves my hair looking heavy, oily, and unclean instead of fresh

Sebastian Dark Oil return rate & reasons

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

0.2%

Return rate

20%

Fixable by listing

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

1Advertised Vs Actual Product
20%
2Smell
20%
3Dilute/Watery
10%
4Brightness/Shine/Glow
10%
5Ingredients-Overall
10%

Common Sebastian Dark Oil questions

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

Flapen scores Sebastian Dark Oil 51/100 on Amazon United Kingdom — Worth a look. The niche generates £118K/yr across 31 tracked products. 1 of 14 products launched in the last 360 days are still selling. Search demand moved -1.5% over the last 90 days.
Search demand for Sebastian Dark Oil on Amazon United Kingdom peaks in Jan–Oct–Nov–Dec, where the busiest month runs 2.1× the quietest.