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optiphen preservative
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.4%return rate — above 5% kills the launch gate
Avg price
Incredible$24.91avg listing price — sweet spot $15–$100
Review moat
Great167.58avg incumbent reviews — the moat a new listing must climb
Conversion
Great10.9%search→purchase rate — share of searches ending in a sale
Price range
Great$7.47–$84.25cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Okay$141K$141K/yr · 52K searches
Growth
Bad-2.5%90-day search growth — must beat 0% to launch
Competition
Bad74%top-5 click share — a locked-up shelf
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Brand share
Bad100%top-5 brand share — brand-locked demand