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biotin
Skip itA concentrated shelf (top 5 take 84% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible12.3%search→purchase rate — share of searches ending in a sale
Market size
Great€1.1M€1.1M/yr · 764K searches
Avg price
Good€12.01avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Price range
Okay€4.27–€22.50cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay84%top-5 brand share — brands hold most of the demand
Review moat
Bad4,792.5avg incumbent reviews — the moat a new listing must climb
Growth
Bad-20.6%90-day search growth — must beat 0% to launch
Competition
Bad84%top-5 click share — a locked-up shelf