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l tyrosine
Skip itA concentrated shelf (top 5 take 86% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible16.4%search→purchase rate — share of searches ending in a sale
Review moat
Great353.9avg incumbent reviews — the moat a new listing must climb
Price range
Good£4.14–£28.51cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay£273K£273K/yr · 147K searches
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Avg price
Okay£11.39avg listing price — sweet spot $15–$100
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Growth
Bad-7.7%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Signals Low Review Barrier