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vitamin d3 k2 magnesium
Skip itSoft demand (-28.5% this quarter) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Avg price
Great$17.79avg listing price — sweet spot $15–$100
Price range
Good$9.38–$29.06cheapest to priciest tracked listing — scored on the share inside $15–$100
Brand share
Good67%top-5 brand share — brands hold most of the demand
Conversion
Good5.3%search→purchase rate — share of searches ending in a sale
Market size
Good$290K$290K/yr · 309K searches
Competition
Okay63%top-5 click share — leaders hold, buyers still browse
Review moat
Bad7,300.35avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Growth
Bad-28.5%90-day search growth — must beat 0% to launch