---
title: "Trend — nattokinase 10000 fu"
canonical_url: "https://flapen.com/research/us/health-household/nattokinase-10000-fu/trend"
last_updated: "2026-08-12T11:23:53.258Z"
locale: en
meta:
  description: "Amazon product research for nattokinase 10000 fu: $27K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for nattokinase 10000 fu: $27K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Trend — nattokinase 10000 fu"
---

# **Nattokinase 10000 Fu**

**Worth a look**

Shows low returns (0.0%), but soft demand (-14.9% this quarter) keeps it on the watch list.

Market size 52Growth 18Conversion 83Competition 30Returns 100Price range 94Avg price 95Brand share 48Review moat 59Quality gap 43

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$26.44**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$14.61–$48.50**

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

**Conversion**

**Great****9.0%**

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

**Review moat**

**Good****1,152**

avg incumbent reviews — the moat a new listing must climb

**Market size**

**Good****$326K**

$326K/yr · 138K searches

**Brand share**

**Okay****76%**

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

**Quality gap**

**Okay****4.5★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****67%**

top-5 click share — leaders hold, buyers still browse

**Growth**

**Bad****-14.9%**

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

## Trend