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green nail polish

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Prices mostly outside the sweet spot ($1.36–$15.76) — this niche doesn't clear our bar today.

Market size 34Growth 14Conversion 37Competition 84Returns 96Price range 5Avg price 24Brand share 50Review moat 22Quality gap 72

Returns

Incredible0.9%

return rate — above 6% kills the launch gate

Competition

Great31%

top-5 click share — an open shelf

Quality gap

Good4.3★

avg incumbent rating — lower means beatable quality

Brand share

Okay75%

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

Conversion

Okay3.0%

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

Market size

Okay$165K

$165K/yr · 637K searches

Avg price

Bad$8.76

avg listing price — sweet spot $15–$100

Review moat

Bad8,792.59

avg incumbent reviews — the moat a new listing must climb

Growth

Bad-21.3%

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

Price range

Bad$1.36–$15.76

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

22 falling

Sellers

113

Top-5 brand share

75%

Open market

20%

  • OPI23%
  • Sally Hansen19%
  • essie19%
  • OpenLive7%
  • REVLON7%
  • Manucurist5%

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%$7K6%$10K8%$13K101001K10K100K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 69 tracked products in this niche — three views at once, no toggling.

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -21.3% search growth over the last 90 days.
30K20KHoliday '24Spike '25Holiday '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Mar, Dec · busiest ÷ quietest = 2.4×

Reviews

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

What buyers love

Color52%

“True color”

Quality-Overall6%

“Excellent Product”

Durability5%

“Stays on great”

Stitch/Finish/Polish4%

“Smooth satin finish”

Ease Of Application3%

“perfect application each time”

Value For Money3%

“Good deal”

Brightness/Shine/Glow2%

“with lots of shine”

Moist/Dry2%

“it doesn't dry out my nails”

Coverage2%

“they all apply evenly with full coverage”

Soft Feel2%

“smoothness”

What buyers complain about

Color21%

“Color misleading”

Moist/Dry8%

“Its dose not dry”

Thickness6%

“Too thick”

Quality-Overall6%

“Garbage”

Advertised Vs Actual Product5%

“totally misleading”

Durability5%

“Doesnt last”

Smell3%

“Chemical smell”

Value For Money3%

“This is quite expensive”

Ease Of Use3%

“Difficult to use”

Size-Overall2%

“Bottles are small”

Top return reasons

Color48%
Advertised Vs Actual Product13%
Functionality-Overall5%
Quality-Overall4%
Size-Overall3%
Thickness3%
Paint Quality3%
Moist/Dry3%
Thin2%
Smell2%