---
title: "Trend — l arginine - Flapen"
canonical_url: "https://flapen.com/research/ae/health/l-arginine/trend"
last_updated: "2026-08-02T10:13:05.191Z"
locale: en
meta:
  description: "Niche score 52/100 · $186K/yr market · 45K searches/yr. A concentrated shelf (top 5 take 87% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 52/100 · $186K/yr market · 45K searches/yr. A concentrated shelf (top 5 take 87% of clicks) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — l arginine - Flapen"
---

# **l arginine**

**Worth a look**

Shows low returns (0.4%), but a concentrated shelf (top 5 take 87% of clicks) keeps it on the watch list.

Market size 37Growth 22Conversion 68Competition 11Returns 98Price range 95Avg price 87Brand share 31Review moat 89Quality gap 84

**Returns**

**Incredible****0.4%**

return rate — above 5% kills the launch gate

**Price range**

**Incredible****$35.87–$99.07**

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

**Review moat**

**Great****220.75**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Great****$67.73**

avg listing price — sweet spot $15–$100

**Quality gap**

**Great****4.2★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Good****6.1%**

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

**Market size**

**Okay****$186K**

$186K/yr · 45K searches

**Brand share**

**Okay****87%**

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

**Growth**

**Bad****-6.0%**

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

**Competition**

**Bad****87%**

top-5 click share — a locked-up shelf

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=ae&signal=low_review_barrier "Top brand's reviews < 500") [** High Price**](https://flapen.com/research/niches?market=ae&signal=high_price "Avg price > $50")