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teeth whitening serum
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Avg price
Incredible$28.46avg listing price — sweet spot $15–$100
Price range
Incredible$17.04–$42.65cheapest to priciest tracked listing — scored on the share inside $15–$100
Returns
Great1.0%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Conversion
Good6.2%search→purchase rate — share of searches ending in a sale
Market size
Okay$217K$217K/yr · 122K searches
Competition
Bad75%top-5 click share — a locked-up shelf
Review moat
Bad12,454.56avg incumbent reviews — the moat a new listing must climb
Growth
Bad-19.0%90-day search growth — must beat 0% to launch
Brand share
Bad98%top-5 brand share — brand-locked demand