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55

seborrheic dermatitis

Worth a look

Shows low returns (0.5%), but soft demand (-15.1% this quarter) keeps it on the watch list.

Market size 67Growth 17Conversion 73Competition 35Returns 98Price range 86Avg price 95Brand share 53Review moat 23Quality gap 48

Returns

Incredible0.5%

return rate — above 6% kills the launch gate

Avg price

Incredible$24.64

avg listing price — sweet spot $15–$100

Price range

Great$6.62–$80.14

cheapest to priciest tracked listing — scored on the share inside $15–$100

Conversion

Good6.7%

search→purchase rate — share of searches ending in a sale

Market size

Good$668K

$668K/yr · 403K searches

Brand share

Good73%

top-5 brand share — brands hold most of the demand

Quality gap

Okay4.5★

avg incumbent rating — lower means beatable quality

Competition

Okay64%

top-5 click share — leaders hold, buyers still browse

Review moat

Bad7,296.35

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-15.1%

90-day search growth — must beat 0% to launch

Competition

The top 5 products take 64% of clicks — established leaders, but buyers still shop beyond them.

Brands

16 falling

Sellers

65

Top-5 brand share

73%

Open market

23%

  • Dermoscribe27%
  • Dermgentle25%
  • Roycederm11%
  • KOPA HAIKU6%
  • Nizoral5%
  • Lucky Tiger4%

Product shelf

Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.

0%10%$67K20%$134K30%$200K40%$267K101001K10K100K1.0M Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 20 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -15.1% search growth over the last 90 days.
10K6KSpike '25Prime Day '25SepDecMarJunAugNovMarMay

Peak months: Jan · busiest ÷ quietest = 2.2×

Reviews

What buyers praise and complain about, mined from review topics.

What buyers love

Quality-Overall11%

“Great quality, exactly as described, and arrived on time”

Smell10%

“Strong fragrance”

Allergies10%

“No more irritation”

Efficiency10%

“Works good”

Hair Growth5%

“This product helped my hair”

Moist/Dry5%

“very hydrating”

Value For Money4%

“Very affordable”

Soft Feel4%

“goes on smooth”

Cleansing4%

“Clean feel”

Advertised Vs Actual Product3%

“Does what it says”

What buyers complain about

Allergies22%

“I experienced some skin irritation”

Functionality-Overall10%

“Did not work”

Smell8%

“The smell is faint”

Value For Money4%

“it's expensive”

Moist/Dry3%

“It most definitely isnt moisturizing”

Skin Health3%

“It burned my face”

Side Effects2%

“Loss hair side effects”

Hair Related2%

“Hair will look bad though”

Suitability Dry Skin2%

“Did nothing for my dry skin”

Oily/Greasy1%

“left hair oily”

Top return reasons

Functionality-Overall25%
Advertised Vs Actual Product10%
Smell9%
Leak-Proof9%
Value For Money6%
Size-Overall5%
Damage/Burn Hair4%
Ingredients-Overall4%
Moist/Dry4%
Product Condition3%