---
title: "Reviews — niacinamide toothpaste - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/niacinamide-toothpaste/reviews"
last_updated: "2026-07-31T19:53:54.740Z"
locale: en
meta:
  description: "Niche score 44/100 · £48K/yr market · 83K searches/yr · £7.73 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:description": "Niche score 44/100 · £48K/yr market · 83K searches/yr · £7.73 avg price. Doesn't clear our bar today. Data updated Jul 2026."
  "og:title": "Reviews — niacinamide toothpaste - Flapen"
---

# **niacinamide toothpaste**

**Skip it**

Soft demand (-47.0% this quarter) — this niche doesn't clear our bar today.

Market size 12Growth 1Conversion 77Competition 32Returns 100Price range 21Avg price 21Brand share 53Review moat 50Quality gap 100

**Quality gap**

**Incredible****3.5★**

avg incumbent rating — lower means beatable quality

**Returns**

**Incredible****0.1%**

return rate — above 5% kills the launch gate

**Conversion**

**Great****7.6%**

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

**Brand share**

**Good****73%**

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

**Review moat**

**Okay****1,548.68**

avg incumbent reviews — the moat a new listing must climb

**Competition**

**Okay****66%**

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

**Avg price**

**Bad****£7.73**

avg listing price — sweet spot $15–$100

**Price range**

**Bad****£2.91–£18.16**

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

**Market size**

**Bad****£48K**

£48K/yr · 83K searches

**Growth**

**Bad****-47.0%**

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

**Signals**[** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")