---
title: "Products — vitamin k2 - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/vitamin-k2/products"
last_updated: "2026-08-10T15:54:27.440Z"
locale: en
meta:
  description: "Niche score 67/100 · $9.3M/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 67/100 · $9.3M/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — vitamin k2 - Flapen"
---

# **vitamin k2**

**Worth a look**

Shows a $9.3M/yr market, but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 100Growth 20Conversion 96Competition 71Returns 100Price range 85Avg price 85Brand share 74Review moat 23Quality gap 19

**Market size**

**Incredible****$9.3M**

$9.3M/yr · 3.6M searches

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Conversion**

**Incredible****13.7%**

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

**Avg price**

**Great****$18.85**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$4.62–$88.69**

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

**Brand share**

**Good****60%**

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

**Competition**

**Good****43%**

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

**Review moat**

**Bad****7,339.11**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-9.8%**

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

**Quality gap**

**Bad****4.7★**

avg incumbent rating — lower means beatable quality

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")

## Products