---
title: "Trend — liquid vitamin d"
canonical_url: "https://flapen.com/research/us/health-household/liquid-vitamin-d/trend"
last_updated: "2026-08-12T19:45:17.659Z"
locale: en
meta:
  description: "Amazon product research for liquid vitamin d: $55K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:description": "Amazon product research for liquid vitamin d: $55K/mo market, demand, competition, pricing, reviews & the verdict. Know if it's worth selling — Flapen."
  "og:title": "Trend — liquid vitamin d"
---

# **Liquid Vitamin D**

**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 67Growth 21Conversion 76Competition 44Returns 100Price range 67Avg price 90Brand share 62Review moat 44Quality gap 24

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Great****$21.19**

avg listing price — sweet spot $15–$100

**Conversion**

**Great****7.3%**

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

**Market size**

**Good****$662K**

$662K/yr · 428K searches

**Price range**

**Good****$6.29–$33.00**

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

**Brand share**

**Good****68%**

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

**Competition**

**Okay****59%**

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

**Review moat**

**Okay****2,144.04**

avg incumbent reviews — the moat a new listing must climb

**Quality gap**

**Bad****4.6★**

avg incumbent rating — lower means beatable quality

**Growth**

**Bad****-8.1%**

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

## Trend