---
title: "Trend — calcite - Flapen"
canonical_url: "https://flapen.com/research/us/health-household/calcite/trend"
last_updated: "2026-08-10T17:57:35.084Z"
locale: en
meta:
  description: "Niche score 56/100 · $120K/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 56/100 · $120K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — calcite - Flapen"
---

# **calcite**

**Worth a look**

Shows low returns (0.6%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 28Growth 40Conversion 55Competition 55Returns 97Price range 13Avg price 87Brand share 55Review moat 96Quality gap 70

**Returns**

**Incredible****0.6%**

return rate — above 5% kills the launch gate

**Review moat**

**Incredible****82.48**

avg incumbent reviews — the moat a new listing must climb

**Avg price**

**Great****$67.94**

avg listing price — sweet spot $15–$100

**Quality gap**

**Good****4.3★**

avg incumbent rating — lower means beatable quality

**Conversion**

**Good****4.6%**

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

**Competition**

**Good****52%**

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

**Brand share**

**Good****72%**

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

**Growth**

**Okay****+11.6%**

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

**Market size**

**Okay****$120K**

$120K/yr · 38K searches

**Price range**

**Bad****$5.57–$685.05**

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

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

## Trend