r/Biohackers

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About r/Biohackers

Welcome to r/Biohackers. This community is designed for individuals interested in DIY biology, sometimes referred to as biohacking. It focuses on DIY biology, Pharmacology, and Grinding techniques. Members can collaborate, share knowledge, and explore topics such as genetic engineering, experimental pharmacology, life extension, longevity, supplements, nootropics, sleep, fitness, and transhumanism. This space encourages scientific inquiry and experimentation in accessible, hands-on ways.

The community at a glance

r/Biohackers is a Subreddit for Quantified Self Trackers and Peptide Enthusiasts with roughly 889K members. It uses a forum format for communication. On the Hive Index it ranks #4 in the Quantified Self communities list. It is the 1st largest community in the Peptides topic page.

Roughly 261K members have joined in the past year. Popular discussion topics include Looking For, Struggling, and Peptides. Common discussion themes are Advice Requests and Solution Requests. Product recommendations often mention nootropics, multivitamin, and b-complex.

On Reddit
889K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +261K members
Growth: +41.5% / year

Member growth over time

All time (yearly)

  • 2013: 88 members
  • 2014: 264 members
  • 2015: 565 members
  • 2016: 605 members
  • 2017: 1K members
  • 2018: 4K members
  • 2019: 8K members
  • 2020: 11K members
  • 2021: 16K members
  • 2023: 106K members
  • 2024: 173K members
  • 2025: 381K members
  • 2026: 187K members

Past year (monthly)

  • Sep: 16K members
  • Oct: 11K members
  • Nov: 16K members
  • Dec: 20K members
  • Jan: 24K members
  • Feb: 20K members
  • Mar: 34K members
  • Apr: 27K members
  • May: 27K members
  • Jun: 22K members
  • Jul: 22K members
  • Aug: 12K members

Themes

  • Advice Requests
    21 posts in the past month
    1. supplements that ACTUALLY work well for anxiety?
    2. A strange symptom I had I had for 20 years disappeared when I got rid of my mercury fillings..can someone help me as to why though..
    3. What ways have you found to be most effective in reducing cortisol levels?
    #1
    Advice Requests
    supplements that ACTUALLY work well for anxiety? · A strange symptom I had I had for 20 years disappeared when I got rid of my mercury fillings..can someone help me as to why though.. · What ways have you found to be most effective in reducing cortisol levels?
    21
  • Solution Requests
    3 posts in the past month
    1. Can anyone help point me to reputable supplement brand? Omega 3 total of 2.9% any help advice appreciated
    2. Blood Test Suggestions?
    3. Sleep quality is shit my schedule is good 10-11 pm I sleep but the quality is bad what to do
    #2
    Solution Requests
    Can anyone help point me to reputable supplement brand? Omega 3 total of 2.9% any help advice appreciated · Blood Test Suggestions? · Sleep quality is shit my schedule is good 10-11 pm I sleep but the quality is bad what to do
    3
  • Pain & Anger
    3 posts in the past month
    1. Dirt Cheap Labs closed down. where are yall going now?
    2. Sad to see Dirt Cheap Labs close. Making lab testing and healthcare affordable shouldn’t have to be a race to the bottom.
    3. Extremely High Test, Lower T4, Lower Libido
    #3
    Pain & Anger
    Dirt Cheap Labs closed down. where are yall going now? · Sad to see Dirt Cheap Labs close. Making lab testing and healthcare affordable shouldn’t have to be a race to the bottom. · Extremely High Test, Lower T4, Lower Libido
    3
  • Ideas
    1 post in the past month
    1. Frequently sick with minor and major colds. Any ideas?
    #4
    Ideas
    Frequently sick with minor and major colds. Any ideas?
    1

Topics

  • Looking For
    48 posts in the past month
    #1
    Looking For
    48
  • Struggling
    32 posts in the past month
    #2
    Struggling
    32
  • Peptides
    8 posts in the past month
    1. Lab Markers and Peptides
    #3
    Peptides
    Lab Markers and Peptides
    8
  • Supplement
    7 posts in the past month
    #4
    Supplement
    7
  • Blood Work
    7 posts in the past month
    1. Blood work
    2. Advice for blood work results
    #5
    Blood Work
    Blood work · Advice for blood work results
    7

Flair

  • 💊 Supplements & Stacks
    33 posts in the past month
    1. supplements that ACTUALLY work well for anxiety?
    2. Does your body build tolerance to Cialis/Tadalafil? Do they become less effective for you if you consume them regularly?
    3. What helped you not to wake up during the night?
    #1
    💊 Supplements & Stacks
    supplements that ACTUALLY work well for anxiety? · Does your body build tolerance to Cialis/Tadalafil? Do they become less effective for you if you consume them regularly? · What helped you not to wake up during the night?
    33
  • 🧠 Cognition, Mood & Nootropics
    30 posts in the past month
    1. Single dose creatine improves cognitive performance and induces changes in cerebral high energy phosphates during sleep deprivation (2024)
    2. What ways have you found to be most effective in reducing cortisol levels?
    3. Tell me what substance can lessen my “social anxiety” tremors based on what helped me in the past
    #2
    🧠 Cognition, Mood & Nootropics
    Single dose creatine improves cognitive performance and induces changes in cerebral high energy phosphates during sleep deprivation (2024) · What ways have you found to be most effective in reducing cortisol levels? · Tell me what substance can lessen my “social anxiety” tremors based on what helped me in the past
    30
  • 💉 Peptides & Hormones
    19 posts in the past month
    1. Increasing Testosterone naturally - 36 year old male
    2. does extra testerome and dht during puberty increase the penis growth ceiling
    3. Bloods in Aus?
    #3
    💉 Peptides & Hormones
    Increasing Testosterone naturally - 36 year old male · does extra testerome and dht during puberty increase the penis growth ceiling · Bloods in Aus?
    19
  • 📊 Biomarkers & Testing
    18 posts in the past month
    1. Dirt Cheap Labs closed down. where are yall going now?
    2. PhenoAge 32.5 at 46 y/o . Japanese biohacker asking: Is there any 46-year-old biologically younger than me?
    3. Building a community database of doctors who will actually dig into your biomarker data
    #4
    📊 Biomarkers & Testing
    Dirt Cheap Labs closed down. where are yall going now? · PhenoAge 32.5 at 46 y/o . Japanese biohacker asking: Is there any 46-year-old biologically younger than me? · Building a community database of doctors who will actually dig into your biomarker data
    18
  • 💪 Exercise, Fitness & Recovery
    17 posts in the past month
    1. High resting heart rate - any ideas?
    2. Supplements for the Gym (Tadalafil?)
    3. Mindfulness practises/ Meditation and Biohacking: A Thread.
    #5
    💪 Exercise, Fitness & Recovery
    High resting heart rate - any ideas? · Supplements for the Gym (Tadalafil?) · Mindfulness practises/ Meditation and Biohacking: A Thread.
    17

Product recommendations

  • nootropics
    8 posts in the past month
    1. absolutely best nootropics?
    2. Best nootropics/supplements for staying calm/less agitated and anxious?
    3. Best productivity nootropics?
    #1
    nootropics
    absolutely best nootropics? · Best nootropics/supplements for staying calm/less agitated and anxious? · Best productivity nootropics?
    8
  • multivitamin
    7 posts in the past month
    1. best multivitamin to take?
    2. best multivitamin to take?
    3. best multivitamin?
    #2
    multivitamin
    best multivitamin to take? · best multivitamin to take? · best multivitamin?
    7
  • b-complex
    5 posts in the past month
    1. Best B-Complex?
    2. Best B-Complex?
    3. Best B-Complex?
    #3
    b-complex
    Best B-Complex? · Best B-Complex? · Best B-Complex?
    5
  • collagen
    3 posts in the past month
    1. Best Collagen Supplements?
    2. Best Collagen Peptides?
    3. Whats the best collagen for discs and joints? Is Swanson hydrolized collagen any good?
    #4
    collagen
    Best Collagen Supplements? · Best Collagen Peptides? · Whats the best collagen for discs and joints? Is Swanson hydrolized collagen any good?
    3
  • diet
    3 posts in the past month
    1. Best diet for reducing seizure?
    2. Best diet for reducing seizure?
    3. What's the best diet for Weight loss?
    #5
    diet
    Best diet for reducing seizure? · Best diet for reducing seizure? · What's the best diet for Weight loss?
    3
View full analysis on GummySearchSynced 8/21/2026

Frequently asked questions

Who is r/Biohackers for?
Best for Quantified Self Trackers and Peptide Enthusiasts enthusiasts looking for a Reddit-based community with forum discussion.
Is r/Biohackers free to join?
This listing is not marked as paid-only. Access rules and any fees are decided by the community.
How many members does r/Biohackers have?
Roughly 889K members, based on figures reported by the community or its host. Member counts are approximate and change over time.
What platform is r/Biohackers on?
r/Biohackers runs on Reddit. Reddit communities (or "subreddits") are forum-based groups on the popular social news aggregation, web content rating, and discussion website Reddit. Reddit is commonly known as "the front page of the internet". Users submit content to the site such as links, text posts, and images, which are then voted up or down and discussed by other members. From investing Reddit communities, to professional ones, to ones just for laughs, you're likely to find a community for you on Reddit.
What topics does r/Biohackers cover?
On the Hive Index, r/Biohackers is organized under Quantified Self Trackers, Peptide Enthusiasts.
How do I join r/Biohackers?
You can join r/Biohackers by clicking this link, or pressing the "Go to community" button above.
What are the Quantified Self communities like?
Communities for people tracking their health data, from continuous glucose monitors and wearables to sleep logs and heart rate variability. Discussion covers protocols, device comparisons, and making sense of personal data, with a mix of biohacking enthusiasts, health researchers, and everyday people optimizing their routines.
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Added 5/18/2026

Monthly Stats

23
Views /mo
(+44%)
21
Visitors /mo
(+75%)
3
Referrals /mo
(-40%)

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