61
melatonin
Worth a lookShows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Quality gap
Great4.1★avg incumbent rating — lower means beatable quality
Market size
Great£1.1M£1.1M/yr · 2.4M searches
Brand share
Great57%top-5 brand share — no brand owns this niche
Avg price
Good£14.03avg listing price — sweet spot $15–$100
Price range
Good£5.18–£28.17cheapest to priciest tracked listing — scored on the share inside $15–$100
Competition
Good52%top-5 click share — leaders hold, buyers still browse
Review moat
Okay1,883.9avg incumbent reviews — the moat a new listing must climb
Conversion
Okay3.2%search→purchase rate — share of searches ending in a sale
Growth
Bad-32.5%90-day search growth — must beat 0% to launch