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brown nail polish

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Prices mostly outside the sweet spot ($2.20–$17.17) — this niche doesn't clear our bar today.

Market size 32Growth 24Conversion 47Competition 84Returns 94Price range 14Avg price 23Brand share 43Review moat 18Quality gap 65

Returns

Great1.1%

return rate — above 6% kills the launch gate

Competition

Great31%

top-5 click share — an open shelf

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Conversion

Okay3.8%

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

Brand share

Okay79%

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

Market size

Okay$149K

$149K/yr · 470K searches

Growth

Bad-2.5%

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

Avg price

Bad$8.38

avg listing price — sweet spot $15–$100

Review moat

Bad16,325.75

avg incumbent reviews — the moat a new listing must climb

Price range

Bad$2.20–$17.17

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

Competition

Clicks spread well past the top 5 (31% combined) — an open shelf where new products get seen.

Brands

21 rising

Sellers

81

Top-5 brand share

79%

Open market

17%

  • essie21%
  • Sally Hansen21%
  • OPI17%
  • OpenLive15%
  • GAOY5%
  • beetles Gel Polish4%
  • Open — no brand owns it (15 brands, 17%)

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%2%$3K4%$6K6%$9K8%$12K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 52 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -2.5% search growth over the last 90 days.
23K18KSpike '24Prime Day '25Spike '25SepDecMarJunAugNovMarMay

Peak months: Sep, Oct, Nov · busiest ÷ quietest = 4.5×

Reviews

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

What buyers love

Color51%

“Colors are beautiful”

Quality-Overall9%

“Excellent product”

Value For Money5%

“Worth price”

Durability5%

“It goes on smooth, stays intact for several days even with doing chores, dishes, typing etc”

Stitch/Finish/Polish3%

“It achieves a great finish and is long-lasting”

Coverage3%

“Beautiful coverage”

Moist/Dry2%

“Dries pretty quick too”

Soft Feel2%

“creamy”

Advertised Vs Actual Product2%

“look just like the pictures”

Ease Of Application1%

“Easy to apply”

What buyers complain about

Color26%

“WRONG COLOR”

Thickness9%

“kind of runny not thick”

Durability7%

“Lasted a week”

Quality-Overall6%

“Terrible product”

Advertised Vs Actual Product5%

“It doesn't look like the photo at all”

Smell4%

“Smells like fish”

Moist/Dry4%

“It never dried”

Value For Money3%

“Not a bargain”

Functionality-Overall2%

“chips off fast not for me”

Size-Overall2%

“The bottle size was a little smaller than I expected”

Top return reasons

Color55%
Advertised Vs Actual Product9%
Quality-Overall6%
Functionality-Overall4%
Size-Overall3%
Paint Quality3%
Smell2%
Thickness2%
Moist/Dry2%
Durability2%