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ferrous fumarate
Skip itA concentrated shelf (top 5 take 80% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Great$22.03avg listing price — sweet spot $15–$100
Conversion
Great10.1%search→purchase rate — share of searches ending in a sale
Price range
Great$6.13–$87.14cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$217K$217K/yr · 97K searches
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Growth
Okay+0.6%90-day search growth — must beat 0% to launch
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad5,621.77avg incumbent reviews — the moat a new listing must climb
Competition
Bad80%top-5 click share — a locked-up shelf