Subreddits similar to r/mdma

region: harm · reduction · suboxone

A harm reduction community centered around the responsible use of MDMA, otherwise known as molly, mandy, ecstasy, etc. NO…

12,827 distinct commenters in 2025 · 295,926 subscribers

Similarity is measured by shared commenters, not by text: these are the communities whose 2025 commenters overlapped most with r/mdma's.

• r/ketamine
  A subreddit for discussing the recreational use of ketamine with a focus on harm reduction. Please read the rules in the sidebar before…
• r/drugs
  We do NOT promote drug use; - Accept, for better and or worse, that licit & illicit drug use is part of our world and choose to work to…
• r/psychedelics
  r/psychedelics is a subreddit for people who are interested in exploring the effects and potential benefits of psychedelics. Whether you…
• r/stims
  <insert manic paragraph describing our speedy community in vivid detail, describing at great length the community, the rules, the daily…
• r/askdrugs
  Ask questions about drugs.
• r/nitrousoxide
  A subreddit dedicated to all things related to Nitrous Oxide N₂O
• r/benzodiazepines
  https://discord.gg/bonzos Come chat with other benzo users on our discord!
• r/nootropics
  Research and discussion on nootropics and cognitive enhancers.

18+. From the Subreddit Atlas, a map of NSFW Reddit communities built from archived metadata: author names, subreddit names, and counts only, no post content. Methodology & removal requests · all subreddits