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whitening toothbrush
Skip itBrand-locked demand (top 5 brands take 96% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Conversion
Great12.0%search→purchase rate — share of searches ending in a sale
Price range
Great$2.54–$51.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Avg price
Okay$10.27avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Okay+3.4%90-day search growth — must beat 0% to launch
Review moat
Bad8,605.63avg incumbent reviews — the moat a new listing must climb
Market size
Bad$84K$84K/yr · 69K searches
Brand share
Bad96%top-5 brand share — brand-locked demand