---
title: "Reviews — immune support supplement"
canonical_url: "https://flapen.com/research/us/health-household/immune-support-supplement/reviews"
last_updated: "2026-08-12T11:17:09.674Z"
locale: en
meta:
  description: "Amazon product research for immune support supplement: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for immune support supplement: demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Reviews — immune support supplement"
---

# **Immune Support Supplement**

**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 96Growth 10Conversion 80Competition 72Returns 100Price range 85Avg price 90Brand share 89Review moat 20Quality gap 23

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Market size**

**Incredible****$2.9M**

$2.9M/yr · 1.7M searches

**Avg price**

**Great****$20.91**

avg listing price — sweet spot $15–$100

**Brand share**

**Great****46%**

top-5 brand share — no brand owns this niche

**Price range**

**Great****$8.52–$62.40**

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

**Conversion**

**Great****8.2%**

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

**Competition**

**Good****42%**

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

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Review moat**

**Bad****12,615.45**

avg incumbent reviews — the moat a new listing must climb

**Growth**

**Bad****-30.3%**

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

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

## Reviews