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estradiol
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.5%return rate — above 5% kills the launch gate
Avg price
Incredible$41.36avg listing price — sweet spot $15–$100
Price range
Incredible$20.84–$69.38cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Great333.92avg incumbent reviews — the moat a new listing must climb
Quality gap
Great4.3★avg incumbent rating — lower means beatable quality
Conversion
Good4.2%search→purchase rate — share of searches ending in a sale
Growth
Bad-11.9%90-day search growth — must beat 0% to launch
Competition
Bad81%top-5 click share — a locked-up shelf
Market size
Bad$58K$58K/yr · 33K searches
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier