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ammonia test kit for aquarium
Skip itSoft demand (-3.6% this quarter) — this niche doesn't clear our bar today.
Conversion
Incredible14.9%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.8%return rate — above 6% kills the launch gate
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Avg price
Okay$11.76avg listing price — sweet spot $15–$100
Review moat
Okay1,803.62avg incumbent reviews — the moat a new listing must climb
Price range
Okay$6.86–$21.11cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Okay88%top-5 brand share — brands hold most of the demand
Market size
Okay$124K$124K/yr · 70K searches
Growth
Bad-3.6%90-day search growth — must beat 0% to launch
Competition
Bad72%top-5 click share — a locked-up shelf