---
title: "Products — amino acids - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/amino-acids/products"
last_updated: "2026-07-31T08:13:56.993Z"
locale: en
meta:
  description: "Niche score 57/100 · £172K/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 57/100 · £172K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Products — amino acids - Flapen"
---

# **amino acids**

**Worth a look**

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 35Growth 15Conversion 68Competition 62Returns 100Price range 60Avg price 59Brand share 76Review moat 76Quality gap 63

**Returns**

**Incredible****0.1%**

return rate — above 5% kills the launch gate

**Brand share**

**Great****59%**

top-5 brand share — no brand owns this niche

**Review moat**

**Great****481.93**

avg incumbent reviews — the moat a new listing must climb

**Conversion**

**Good****6.2%**

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

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Competition**

**Good****48%**

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

**Price range**

**Good****£4.71–£30.73**

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

**Avg price**

**Good****£13.02**

avg listing price — sweet spot $15–$100

**Market size**

**Okay****£172K**

£172K/yr · 214K searches

**Growth**

**Bad****-20.3%**

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

**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=uk&signal=no_dominant_brand "Top brand's click share < 20%") [** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500")