---
title: "Reviews — potassium nitrate - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/potassium-nitrate/reviews"
last_updated: "2026-08-11T01:41:24.739Z"
locale: en
meta:
  description: "Niche score 56/100 · $163K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 56/100 · $163K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — potassium nitrate - Flapen"
---

# **potassium nitrate**

**Worth a look**

Shows low returns (0.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 34Growth 63Conversion 43Competition 41Returns 99Price range 82Avg price 94Brand share 50Review moat 91Quality gap 32

**Returns**

**Incredible****0.2%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****$22.48**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****189.75**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Great****$8.93–$47.61**

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

**Growth**

**Good****+40.8%**

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

**Brand share**

**Good****75%**

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

**Conversion**

**Okay****3.4%**

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

**Competition**

**Okay****60%**

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

**Market size**

**Okay****$163K**

$163K/yr · 211K searches

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")

## Reviews