47
5ml syringe
Skip itPrices mostly outside the sweet spot ($2.61–$11.18) — this niche doesn't clear our bar today.
Conversion
Incredible17.3%search→purchase rate — share of searches ending in a sale
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Brand share
Good67%top-5 brand share — brands hold most of the demand
Review moat
Good952.24avg incumbent reviews — the moat a new listing must climb
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Growth
Bad-1.5%90-day search growth — must beat 0% to launch
Market size
Bad£90K£90K/yr · 99K searches
Avg price
Bad£5.30avg listing price — sweet spot $15–$100
Price range
Bad£2.61–£11.18cheapest to priciest tracked listing — scored on the share inside $15–$100