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r/GutHealth↗

Gut and microbiome health and research.

For research & discussion about gut / microbiome health.

54k subscribers508 posts / mo in Sep 2026400 authors / mosince 2016

r/GutHealth has 54k members (+43% over the last 12 months). It gets about 508 posts a month from 400 people. Top topics: Gut Microbiome Health, Sauerkraut Fermentation and Oats & Oatmeal Varieties.

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When to post on r/GutHealth

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Size and growth

How r/GutHealth has grown

r/GutHealth

Subscriber growth

Subscribers over time

+43%in 12 months · +7.5% in 3 months · +2.0% in 1 month
Oct 202653k
Growing53k subscribers
Data since Mar 2018Live · through Oct 2026
r/GutHealth

Monthly activity

Posts, comments and authors per month

+104%vs Sep 2025 · +26% last 3 months vs the 3 before
Sep 2026508
BusierPeaked at 562 in Aug 2026
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/GutHealth

Top topics

Share of the subreddit's posts

  1. Gut Microbiome Health1.0%
  2. Sauerkraut Fermentation0.2%
  3. Oats & Oatmeal Varieties0.2%
  4. PoopHumor0.1%

Brands people mention

Most-mentioned brands and sites, last 12 months

  1. Apple
  2. Doi
  3. Qualtrics
  4. Substack
  5. TikTok

The full report

Everything else about r/GutHealth

Posting rules and account requirements, how often posts get removed, who writes here (age, gender, countries), what people ask for, how they talk, and related subreddits — all in the full report.

Posts and activity for Sep 2026. Members from Reddit's subscriber counts. Read from the same data the app runs on. Our research