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r/AlternateDayFasting↗

Alternate Day Fasting - Caloric deficit every other day!

What is it? Something like 0-25% of caloric requirements on the restriction day, and regular or ad libitum on the feeding day.

32k subscribers60 posts / mo in Sep 202649 authors / mosince 2016

r/AlternateDayFasting has 32k members (+16% over the last 12 months). It gets about 60 posts a month from 49 people. Top topics: Weight Loss Updates, Weight Loss Journeys and Australian Shepherd Mixes.

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Size and growth

How r/AlternateDayFasting has grown

r/AlternateDayFasting

Subscriber growth

Subscribers over time

+16%in 12 months · +2.8% in 3 months · +0.6% in 1 month
Oct 202632k
Growing32k subscribers
Data since Jan 2019Live · through Oct 2026
r/AlternateDayFasting

Monthly activity

Posts, comments and authors per month

−3.2%vs Sep 2025 · −1.0% last 3 months vs the 3 before
Sep 202660
QuieterPeaked at 138 in Sep 2024
Data through Sep 2026 · October usually lands mid-November

What people talk about

Topics and brands on r/AlternateDayFasting

Top topics

Share of the subreddit's posts

  1. Weight Loss Updates0.2%
  2. Weight Loss Journeys0.1%
  3. Australian Shepherd Mixes<0.1%
  4. HungryPets<0.1%
  5. Weight Loss Advice<0.1%

The full report

Everything else about r/AlternateDayFasting

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