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Magnesium 300mg
Skip itA deep review moat (20,452 avg reviews) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Great9.9%search→purchase rate — share of searches ending in a sale
Avg price
Great$19.52avg listing price — sweet spot $15–$100
Price range
Good$4.10–$45.01cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Okay62%top-5 click share — leaders hold, buyers still browse
Brand share
Okay85%top-5 brand share — brands hold most of the demand
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Growth
Bad-13.1%90-day search growth — must beat 0% to launch
Market size
Bad$66K$66K/yr · 34K searches
Review moat
Bad20,452.28avg incumbent reviews — the moat a new listing must climb