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 850K members. It uses a forum format for communication. On the Hive Index it ranks #2 in the Quantified Self communities list and #9 in the Peptides communities list.

Roughly 283K members have joined in the past year. Popular discussion topics include Looking For, Struggling, and Supplements. Common discussion themes are Advice Requests and Pain & Anger. Product recommendations often mention nootropics, multivitamin, and b-complex.

On Reddit
850K Members

Community Topics

Community Features

Forum

This community has a forum

Subreddit Analysis

via GummySearch
Yearly: +283K members
Growth: +49.9% / 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: 148K members

Past year (monthly)

  • Jul: 35K members
  • Aug: 18K members
  • 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: 17K members

Themes

  • Advice Requests
    17 posts in the past month
    1. For the men in their mid-40s and 50s who exercise regularly, eat healthy, stay in shape, dress well, and take care of themselves. Do you find that people notice you more?
    2. How can I improve my fitness? Aiming for Zone 5
    3. What supplements are best for tendon and connective tissue support?
    #1
    Advice Requests
    For the men in their mid-40s and 50s who exercise regularly, eat healthy, stay in shape, dress well, and take care of themselves. Do you find that people notice you more? · How can I improve my fitness? Aiming for Zone 5 · What supplements are best for tendon and connective tissue support?
    17
  • Pain & Anger
    3 posts in the past month
    1. How can I increase my nonexisting energy levels?
    2. Neurodivergent adolescents experience twice the emotional burden at school. Students with ADHD are upset by boredom, restrictions, and not being heard. Autistic students by social mistreatment, interruptions, and sensory overload. The problem is the environment, not the student.
    3. High Total/Free Testo & High Estradiol but ZERO Libido (M20, 180cm/70kg).
    #2
    Pain & Anger
    How can I increase my nonexisting energy levels? · Neurodivergent adolescents experience twice the emotional burden at school. Students with ADHD are upset by boredom, restrictions, and not being heard. Autistic students by social mistreatment, interruptions, and sensory overload. The problem is the environment, not the student. · High Total/Free Testo & High Estradiol but ZERO Libido (M20, 180cm/70kg).
    3
  • Solution Requests
    1 post in the past month
    1. What supplements do you recommend for anxiety/stress?
    #3
    Solution Requests
    What supplements do you recommend for anxiety/stress?
    1

Topics

  • Looking For
    49 posts in the past month
    #1
    Looking For
    49
  • Struggling
    36 posts in the past month
    #2
    Struggling
    36
  • Supplements
    34 posts in the past month
    1. If you had to make a list of supplements that you would consider to be “essential” and the vast majority of people would benefit from, backed by studies, which would they be?
    2. Injectable supplements making supplements actually useful?
    3. What supplements are actually worth the money?
    #3
    Supplements
    If you had to make a list of supplements that you would consider to be “essential” and the vast majority of people would benefit from, backed by studies, which would they be? · Injectable supplements making supplements actually useful? · What supplements are actually worth the money?
    34
  • Sleep
    27 posts in the past month
    1. I know every sleep hack except the one where you actually go to sleep.
    2. I sleep much better with just one 400mg ibuprofen.
    3. Supplements for each sleep stage (REM, deep, latency, staying asleep) research based
    #4
    Sleep
    I know every sleep hack except the one where you actually go to sleep. · I sleep much better with just one 400mg ibuprofen. · Supplements for each sleep stage (REM, deep, latency, staying asleep) research based
    27
  • Biohacking
    18 posts in the past month
    1. What’s one biohacking habit that gave you the biggest return for the least effort?
    2. If You Could Only Keep One Biohacking Intervention For The Rest Of Your Life, What Would It Be?
    3. What biohacking hacks and advice are S-tier?
    #5
    Biohacking
    What’s one biohacking habit that gave you the biggest return for the least effort? · If You Could Only Keep One Biohacking Intervention For The Rest Of Your Life, What Would It Be? · What biohacking hacks and advice are S-tier?
    18

Flair

  • 🧠 Cognition, Mood & Nootropics
    43 posts in the past month
    1. Magnesium glycinate is causing severe middle of the night insomnia/anxiety and nobody talks about the actual biochemistry behind it
    2. How to restore drive. Motivation. Hunger for success.
    3. Anyone else just NEVER feels like getting out of bed?
    #1
    🧠 Cognition, Mood & Nootropics
    Magnesium glycinate is causing severe middle of the night insomnia/anxiety and nobody talks about the actual biochemistry behind it · How to restore drive. Motivation. Hunger for success. · Anyone else just NEVER feels like getting out of bed?
    43
  • 💊 Supplements & Stacks
    31 posts in the past month
    1. A new clinical trial found that taking omega-3 supplements did nothing to improve memory, cognition or brain cell loss.
    2. We lost the plot
    3. Please rate my stack
    #2
    💊 Supplements & Stacks
    A new clinical trial found that taking omega-3 supplements did nothing to improve memory, cognition or brain cell loss. · We lost the plot · Please rate my stack
    31
  • 🥗 Nutrition & Metabolism
    23 posts in the past month
    1. A Microbiome study of 656 adults over two years found that regular extra virgin olive oil consumption improved cognitive scores and gut bacterial diversity compared to refined olive oil, with higher levels of the bacterium Adlercreutzia linked to better brain outcome
    2. Taking supplements every day? You might be doing more harm than good
    3. Your sweat glands excrete aluminum 3.75x more efficiently than kidneys. Your body already has the tools, the water treatment just strips the helper mineral.
    #3
    🥗 Nutrition & Metabolism
    A Microbiome study of 656 adults over two years found that regular extra virgin olive oil consumption improved cognitive scores and gut bacterial diversity compared to refined olive oil, with higher levels of the bacterium Adlercreutzia linked to better brain outcome · Taking supplements every day? You might be doing more harm than good · Your sweat glands excrete aluminum 3.75x more efficiently than kidneys. Your body already has the tools, the water treatment just strips the helper mineral.
    23
  • 💪 Exercise, Fitness & Recovery
    20 posts in the past month
    1. Scientists found the strength training sweet spot for a longer life
    2. For the men in their mid-40s and 50s who exercise regularly, eat healthy, stay in shape, dress well, and take care of themselves. Do you find that people notice you more?
    3. Spent 2 years being told my labs were perfect while feeling like absolute garbage every single day
    #4
    💪 Exercise, Fitness & Recovery
    Scientists found the strength training sweet spot for a longer life · For the men in their mid-40s and 50s who exercise regularly, eat healthy, stay in shape, dress well, and take care of themselves. Do you find that people notice you more? · Spent 2 years being told my labs were perfect while feeling like absolute garbage every single day
    20
  • 📰 Research & Studies
    16 posts in the past month
    1. A Frontiers in Neuroscience case study found that a single high dose of psilocybin restored speech, memory, humor, and motor control for weeks in an 80-year-old woman who had been nearly nonverbal with Alzheimer's for five years.
    2. Amphetamines: a current epidemic (2025)
    3. Acute Effects of Taurine Supplementation on Energy Metabolism and Aerobic Capacity in Physically Active Young Adults
    #5
    📰 Research & Studies
    A Frontiers in Neuroscience case study found that a single high dose of psilocybin restored speech, memory, humor, and motor control for weeks in an 80-year-old woman who had been nearly nonverbal with Alzheimer's for five years. · Amphetamines: a current epidemic (2025) · Acute Effects of Taurine Supplementation on Energy Metabolism and Aerobic Capacity in Physically Active Young Adults
    16

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
  • probiotics
    2 posts in the past month
    1. Best probiotics to degrade histamine and combat intolerance?
    2. Best probiotics for Histamine Degradation/ fixing intolerance?
    #5
    probiotics
    Best probiotics to degrade histamine and combat intolerance? · Best probiotics for Histamine Degradation/ fixing intolerance?
    2
View full analysis on GummySearchSynced 6/22/2026

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 850K 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

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