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nail whitener
Skip itA small market ($50K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.6%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Good$13.86avg listing price — sweet spot $15–$100
Brand share
Good68%top-5 brand share — brands hold most of the demand
Conversion
Okay4.0%search→purchase rate — share of searches ending in a sale
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Price range
Okay$3.34–$22.95cheapest to priciest tracked listing — scored on the share inside $15–$100
Growth
Okay+5.5%90-day search growth — must beat 0% to launch
Review moat
Bad7,884.25avg incumbent reviews — the moat a new listing must climb
Market size
Bad$50K$50K/yr · 91K searches