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potassium supplements
Skip itPrices mostly outside the sweet spot ($5.97–$13.73) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Conversion
Great11.8%search→purchase rate — share of searches ending in a sale
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Market size
Good£332K£332K/yr · 322K searches
Review moat
Okay1,606.78avg incumbent reviews — the moat a new listing must climb
Brand share
Okay86%top-5 brand share — brands hold most of the demand
Avg price
Bad£8.75avg listing price — sweet spot $15–$100
Growth
Bad-3.5%90-day search growth — must beat 0% to launch
Competition
Bad86%top-5 click share — a locked-up shelf
Price range
Bad£5.97–£13.73cheapest to priciest tracked listing — scored on the share inside $15–$100