44
Leptin
Skip itA small market ($36K/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Incredible$31.47avg listing price — sweet spot $15–$100
Quality gap
Great4.0★avg incumbent rating — lower means beatable quality
Price range
Great$7.52–$69.82cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay77%top-5 brand share — brands hold most of the demand
Review moat
Okay3,979.57avg incumbent reviews — the moat a new listing must climb
Conversion
Bad1.9%search→purchase rate — share of searches ending in a sale
Competition
Bad72%top-5 click share — a locked-up shelf
Growth
Bad-10.2%90-day search growth — must beat 0% to launch
Market size
Bad$36K$36K/yr · 59K searches