---
title: "Reviews — cortisol supplement - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/cortisol-supplement/reviews"
last_updated: "2026-08-11T08:36:08.569Z"
locale: en
meta:
  description: "Niche score 65/100 · $6.3M/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 65/100 · $6.3M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — cortisol supplement - Flapen"
---

# **cortisol supplement**

**Worth a look**

Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 99Growth 18Conversion 68Competition 44Returns 100Price range 86Avg price 95Brand share 67Review moat 42Quality gap 62

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Market size**

**Incredible****$6.3M**

$6.3M/yr · 3.9M searches

**Avg price**

**Incredible****$26.59**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$8.41–$66.40**

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

**Conversion**

**Good****6.1%**

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

**Brand share**

**Good****65%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Okay****58%**

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

**Review moat**

**Okay****2,287.5**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-14.4%**

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

## Reviews