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diane shampoo
Skip itA small market ($0/yr) — this niche doesn't clear our bar today.
Returns
Incredible0.7%return rate — above 5% kills the launch gate
Review moat
Great365.77avg incumbent reviews — the moat a new listing must climb
Quality gap
Good4.3★avg incumbent rating — lower means beatable quality
Avg price
Good$12.76avg listing price — sweet spot $15–$100
Growth
Okay+18.6%90-day search growth — must beat 0% to launch
Competition
Okay56%top-5 click share — leaders hold, buyers still browse
Price range
Bad$10.48–$15.51cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Bad$0$0/yr · 6K searches
Conversion
Bad0.0%search→purchase rate — share of searches ending in a sale
Brand share
Bad100%top-5 brand share — brand-locked demand