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crest whitening strips
Skip itBrand-locked demand (top 5 brands take 98% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Good£14.47avg listing price — sweet spot $15–$100
Price range
Good£6.79–£23.81cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good£277K£277K/yr · 1.1M searches
Growth
Okay+8.7%90-day search growth — must beat 0% to launch
Review moat
Bad7,022.67avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.8%search→purchase rate — share of searches ending in a sale
Competition
Bad77%top-5 click share — a locked-up shelf
Brand share
Bad98%top-5 brand share — brand-locked demand
Signals Out of Stock