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riboflavin 400mg
Skip itA concentrated shelf (top 5 take 89% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Incredible16.7%search→purchase rate — share of searches ending in a sale
Avg price
Great$16.58avg listing price — sweet spot $15–$100
Market size
Good$778K$778K/yr · 280K searches
Price range
Good$6.91–$30.99cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay3,668.56avg incumbent reviews — the moat a new listing must climb
Brand share
Okay89%top-5 brand share — brands hold most of the demand
Growth
Bad-8.4%90-day search growth — must beat 0% to launch
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Competition
Bad89%top-5 click share — a locked-up shelf