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r/HistamineIntolerance↗

Histamine Intolerance

For questions and information about Histamine Intolerance and other Mast Cell disorders. This subreddit is for research purposes only. Please do not take medical advice from this subreddit. If you have any medical issues please visit a licensed doctor.

43k subscribers205 posts / mo in Sep 2026149 authors / mosince 2015

r/HistamineIntolerance has 43k members (+35% over the last 12 months). It gets about 205 posts a month from 149 people. Top topics: MakerDAO DAI, Freezer Meals Prep and Chicken Parts & Cooking Methods.

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When to post on r/HistamineIntolerance

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Size and growth

How r/HistamineIntolerance has grown

r/HistamineIntolerance

Subscriber growth

Subscribers over time

+35%in 12 months · +4.7% in 3 months · +1.2% in 1 month
Oct 202643k
Growing43k subscribers
Data since Mar 2018Live · through Oct 2026
r/HistamineIntolerance

Monthly activity

Posts, comments and authors per month

−33%vs Sep 2025 · −13% last 3 months vs the 3 before
Sep 2026205
QuieterPeaked at 491 in May 2024
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/HistamineIntolerance

Top topics

Share of the subreddit's posts

  1. MakerDAO DAI0.1%
  2. Freezer Meals Prep0.1%
  3. Chicken Parts & Cooking Methods<0.1%
  4. Favorite Foods & Recipes<0.1%
  5. Budget Healthy Meals<0.1%

Brands people mention

Most-mentioned brands and sites, last 12 months

Can you post

Posting rules for r/HistamineIntolerance

Which post types r/HistamineIntolerance allows, the karma and account age it asks for, required flair, and every community rule — read from Reddit.

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Timing and removals

How often posts get removed on r/HistamineIntolerance

The best day and hour for r/HistamineIntolerance, how many posts moderators remove and which kinds, the shape of its year, and weekdays against weekends.

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What to post

What works on r/HistamineIntolerance

Title and body length that does well on r/HistamineIntolerance, and its mix of text posts, links, images, galleries and video.

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Who writes here

Who posts on r/HistamineIntolerance

Gender and age of the people who write on r/HistamineIntolerance, the countries and US states they live in, their jobs, and whether a few regulars carry the conversation.

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How they talk

What people ask for on r/HistamineIntolerance

Requests for recommendations, help and alternatives on r/HistamineIntolerance, its signature words and phrases, the brands and sites people link with counts, and the tone of the comments.

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The full report

See all of r/HistamineIntolerance

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