46
vitamin d 400 iu
Skip itA deep review moat (16,363 avg reviews) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Great11.4%search→purchase rate — share of searches ending in a sale
Brand share
Good70%top-5 brand share — brands hold most of the demand
Avg price
Okay$11.42avg listing price — sweet spot $15–$100
Competition
Okay60%top-5 click share — leaders hold, buyers still browse
Growth
Okay+3.8%90-day search growth — must beat 0% to launch
Market size
Okay$121K$121K/yr · 93K searches
Price range
Okay$4.86–$18.97cheapest to priciest tracked listing — scored on the share inside $15–$100
Quality gap
Bad4.7★avg incumbent rating — lower means beatable quality
Review moat
Bad16,362.77avg incumbent reviews — the moat a new listing must climb