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vsl3 probiotic
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Review moat
Incredible19.6avg incumbent reviews — the moat a new listing must climb
Avg price
Incredible£43.14avg listing price — sweet spot $15–$100
Price range
Incredible£15.48–£99.99cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Great4.2★avg incumbent rating — lower means beatable quality
Conversion
Good6.7%search→purchase rate — share of searches ending in a sale
Growth
Bad-5.7%90-day search growth — must beat 0% to launch
Market size
Bad£85K£85K/yr · 29K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand
Signals Low Review Barrier