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korean vitamin c serum
Skip itA concentrated shelf (top 5 take 100% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.0%return rate — above 5% kills the launch gate
Conversion
Great8.9%search→purchase rate — share of searches ending in a sale
Avg price
Good£14.23avg listing price — sweet spot $15–$100
Quality gap
Good4.4★avg incumbent rating — lower means beatable quality
Growth
Good+21.5%90-day search growth — must beat 0% to launch
Price range
Okay£10.81–£18.77cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay3,694.6avg incumbent reviews — the moat a new listing must climb
Market size
Bad£98K£98K/yr · 77K searches
Competition
Bad100%top-5 click share — a locked-up shelf
Brand share
Bad100%top-5 brand share — brand-locked demand