---
title: "Trend — hydrogen water tablets - Flapen"
canonical_url: "https://flapen.com/research/uk/health-personal-care/hydrogen-water-tablets/trend"
last_updated: "2026-07-31T17:15:40.448Z"
locale: en
meta:
  description: "Niche score 65/100 · £172K/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 65/100 · £172K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Trend — hydrogen water tablets - Flapen"
---

# **hydrogen water tablets**

**Worth a look**

Shows low returns (0.1%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 35Growth 65Conversion 62Competition 40Returns 100Price range 71Avg price 85Brand share 66Review moat 83Quality gap 96

**Returns**

**Incredible****0.1%**

return rate — above 5% kills the launch gate

**Quality gap**

**Incredible****3.9★**

avg incumbent rating — lower means beatable quality

**Avg price**

**Great****£18.97**

avg listing price — sweet spot $15–$100

**Review moat**

**Great****340**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Good****£7.60–£33.25**

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

**Brand share**

**Good****66%**

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

**Growth**

**Good****+43.7%**

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

**Conversion**

**Good****5.5%**

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

**Competition**

**Okay****61%**

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

**Market size**

**Okay****£172K**

£172K/yr · 166K searches

**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=uk&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=uk&signal=quality_gap "Avg rating < 4.0") [** Out of Stock**](https://flapen.com/research/niches?market=uk&signal=out_of_stock "OOS rate > 10%")