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vitamin b12
Skip itPrices mostly outside the sweet spot ($4.73–$7.99) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Incredible16.6%search→purchase rate — share of searches ending in a sale
Market size
Great£1.6M£1.6M/yr · 1.5M searches
Brand share
Okay83%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.6★avg incumbent rating — lower means beatable quality
Review moat
Bad7,909.45avg incumbent reviews — the moat a new listing must climb
Growth
Bad-7.0%90-day search growth — must beat 0% to launch
Avg price
Bad£6.51avg listing price — sweet spot $15–$100
Competition
Bad83%top-5 click share — a locked-up shelf
Price range
Bad£4.73–£7.99cheapest to priciest tracked listing — scored on the share inside $15–$100