---
title: "Trend — melatonin 300 mcg"
canonical_url: "https://flapen.com/research/us/health-household/melatonin-300-mcg/trend"
last_updated: "2026-08-12T15:43:37.409Z"
locale: en
meta:
  description: "Amazon product research for melatonin 300 mcg: $15K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for melatonin 300 mcg: $15K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Trend — melatonin 300 mcg"
---

# **Melatonin 300 Mcg**

**Skip it**

A concentrated shelf (top 5 take 74% of clicks) — this niche doesn't clear our bar today.

Market size 36Growth 25Conversion 97Competition 22Returns 100Price range 60Avg price 67Brand share 26Review moat 24Quality gap 28

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Conversion**

**Incredible****14.4%**

search→purchase rate — share of searches ending in a sale

**Avg price**

**Good****$14.09**

avg listing price — sweet spot $15–$100

**Price range**

**Good****$4.78–$30.26**

cheapest to priciest tracked listing — scored on the share inside $15–$100

**Market size**

**Okay****$180K**

$180K/yr · 89K searches

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****90%**

top-5 brand share — brands hold most of the demand

**Growth**

**Okay****+0.1%**

90-day search growth — must beat 0% to launch

**Review moat**

**Bad****5,513.93**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Bad****74%**

top-5 click share — a locked-up shelf

## Trend