41
pure magnesium glycinate
Skip itBrand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Avg price
Great£20.15avg listing price — sweet spot $15–$100
Conversion
Great7.6%search→purchase rate — share of searches ending in a sale
Price range
Great£7.13–£39.90cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay£152K£152K/yr · 99K searches
Growth
Okay+4.1%90-day search growth — must beat 0% to launch
Review moat
Bad5,510.5avg incumbent reviews — the moat a new listing must climb
Competition
Bad91%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand