---
title: "Reviews — glycine powder"
canonical_url: "https://flapen.com/research/us/health-household/glycine-powder/reviews"
last_updated: "2026-08-12T10:52:39.715Z"
locale: en
meta:
  description: "Amazon product research for glycine powder: $164K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for glycine powder: $164K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Reviews — glycine powder"
---

# **Glycine Powder**

**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 94Growth 12Conversion 97Competition 20Returns 100Price range 82Avg price 95Brand share 39Review moat 62Quality gap 52

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Conversion**

**Incredible****14.5%**

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

**Avg price**

**Incredible****$22.94**

avg listing price — sweet spot $15–$100

**Market size**

**Great****$2.0M**

$2.0M/yr · 593K searches

**Price range**

**Great****$10.70–$36.31**

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

**Review moat**

**Good****1,021.67**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Good****4.4★**

avg incumbent rating — lower means beatable quality

**Brand share**

**Okay****82%**

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

**Competition**

**Bad****76%**

top-5 click share — a locked-up shelf

**Growth**

**Bad****-26.3%**

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

## Reviews