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l theanine
Skip itA concentrated shelf (top 5 take 78% of clicks) — this niche doesn't clear our bar today.
Returns
Incredible0.4%return rate — above 5% kills the launch gate
Avg price
Good$110.09avg listing price — sweet spot $15–$100
Conversion
Good5.9%search→purchase rate — share of searches ending in a sale
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Market size
Okay$233K$233K/yr · 36K searches
Price range
Okay$48.87–$163.97cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Okay2,754.91avg incumbent reviews — the moat a new listing must climb
Growth
Bad-6.8%90-day search growth — must beat 0% to launch
Brand share
Bad91%top-5 brand share — brand-locked demand
Competition
Bad78%top-5 click share — a locked-up shelf
Signals High Price