---
title: "Reviews — b12 injections - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/b12-injections/reviews"
last_updated: "2026-08-09T17:37:23.362Z"
locale: en
meta:
  description: "Niche score 41/100 · $73K/yr market · 216K searches/yr · $25.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 41/100 · $73K/yr market · 216K searches/yr · $25.19 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — b12 injections - Flapen"
---

# **b12 injections**

**Skip it**

Weak search conversion (1.3%) — this niche doesn't clear our bar today.

Market size 18Growth 20Conversion 17Competition 20Returns 100Price range 83Avg price 95Brand share 42Review moat 29Quality gap 57

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$25.19**

avg listing price — sweet spot $15–$100

**Price range**

**Great****$8.50–$50.51**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****80%**

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

**Review moat**

**Okay****3,592.13**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-9.4%**

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

**Competition**

**Bad****75%**

top-5 click share — a locked-up shelf

**Market size**

**Bad****$73K**

$73K/yr · 216K searches

**Conversion**

**Bad****1.3%**

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

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

## Reviews