Cannabis and muscle building: influence, benefits & risks

Cannabis und Muskelaufbau: Einfluss, Vorteile & Risiken

Niklas Bergmann, M.A.

Biochemist, specialist author

Inhaltsverzeichnis: Cannabis and muscle building: influence, benefits & risks

Gym, heavy weights, sore muscles - and then a joint to wind down? Sounds like a contradiction at first, doesn't it? But more and more athletes are turning to cannabis to improve their recovery, relieve pain or boost their appetite. But what does science say? Does cannabis really help build muscle - or does it get in the way of your gains?

Cannabis and muscle building - an overview

If you want to build muscle, you need good training, the right diet and enough recovery. So far, so clear. But what happens when you throw cannabis into the equation? 🤔

For some athletes, smoking weed after training is an integral part of their routine - for relaxation, to combat sore muscles or to sleep better. Others, however, are skeptical and fear that it will slow down their progress. After all, there are rumors that cannabis lowers testosterone levels, kills training motivation or slows down the metabolism.

The truth? There is no simple "good" or "bad". Cannabis affects the body in different ways - some of which might help build muscle, others might not. A few things depend on the strain and the way it is consumed:

  • CBD or THC? While THC provides the well-known "high", CBD has a more calming and anti-inflammatory effect. This is important because the two have very different effects on the body.
  • Smoking, vaping or eating? Anyone who smokes cannabis not only ingests THC or CBD, but also harmful substances. Edible products such as CBD oil or THC gummy bears have a slower but often more intensive effect.
  • Occasional or permanent user? Smoking a joint from time to time is different from smoking weed every day. Long-term use can change the body's response to exercise.

In short, whether cannabis helps or hinders your gains depends a lot on how you use it. To help you form your own opinion, let's take a closer look at the most important factors. 🏋️‍♂️🍀

How does cannabis affect muscle building?

Whether cannabis helps or slows you down in the gym depends on several things. Sure, many people swear by it because it relaxes, relieves pain or helps you fall asleep. But what about muscles? Let's take a look at what really happens:

🔥 Testosterone & hormones
Muscles don't grow on their own - your body needs testosterone and growth hormones to build properly. There is evidence that THC can lower testosterone levels in the short term. Does this mean that you lose muscle directly by smoking a joint? No. But if you smoke pot every day, you could have disadvantages in the long term.

💤 Recovery & sore muscles
Do you know the feeling of barely being able to get down the stairs after a really hard workout? This is exactly where cannabis could help. CBD is said to have an anti-inflammatory effect and reduce muscle soreness. But: THC can disrupt your deep sleep - and poor sleep means poorer regeneration. So don't smoke weed too late in the evening if you want to wake up feeling refreshed.

Motivation & training performance
Some say they are more focused when training with a little hit. Others, on the other hand, feel lame and unmotivated. It all depends on the strain: Sativa can be more activating, while indica lets you relax more. But let's be honest - who wants to relax before a leg workout? 😅

🍔 Appetite & nutrition
Muscle building means: eat, eat, eat! If you find it difficult to get enough calories in, you could benefit from the famous "binge". Problem: If you treat yourself to an XXL pizza and a bag of potato chips after every joint, your diet will get pretty messed up. It's better to prepare healthy snacks before the cravings strike.

🤕 Coordination & risk of injury
Let's be honest - have you ever tried to do a complicated set of squats after a few moves? Doesn't sound like the best idea, does it? Cannabis can slow down your reaction time, change your body awareness and therefore increase the risk of injury. This should not be underestimated, especially with heavy weights.

Bottom line: cannabis can help or harm - depending on how you use it. A relaxing evening joint to sleep better? Can be useful. But having one every time before training? Maybe not the best strategy for serious gains.

Muskulöser Mann im Fitnessstudio hält eine Cannabis-Blatt und einen Proteinshake, nachdenklich über die Verbindung von Cannabis und Muskelaufbau

Cannabis before or after training - what makes sense?

Many people ask themselves: should you smoke weed before or after training? Some say it helps them concentrate better or ignore pain. Others feel sluggish and don't feel like working out anymore. So, which is the better choice? Here is an overview:

Timing Possible benefits 🌟 Possible disadvantages ⚠️
Before training May improve mood 😃
May increase focus and mind-muscle connection (at low dose) 🎯
May slow reaction time 🐌
Risk of poor technique & injury ⚠️
After the workout Helps with relaxation & muscle recovery 🛌
May relieve muscle soreness 💪
Promotes better sleep 😴
Too much THC can disrupt deep sleep 🌙
Cravings can ruin your diet 🍕

So, which is better?

  • Pre-workout: Only if you know you can handle it well - and then rather a small amount. For heavy lifts or complex exercises, it's better to stay sober.
  • After training: Could have a relaxing effect and support regeneration. CBD in particular is a good option here because it does not cause intoxication.

Conclusion: If at all, then rather after training than before. A joint after a workout is a good reward for some - but you'll have to find out for yourself whether it's right for you.

CBD vs THC - What role do they play for your muscles?

Okay, let's be clear: not all cannabis is the same. The two best-known active ingredients - THC and CBD - are like two completely different guys in the gym. One comes in totally relaxed, talks to everyone and then forgets to train at all. The other stays in the background, but makes sure you don't feel like a zombie the next day.

THC - The laid-back guy who sometimes overdoes it

THC is the buddy who tells you after a hard leg workout: "Bro, chill out, take a break." Sounds good at first, right? Indeed, THC can relieve muscle pain and bring you down when you're still all hyped up after a hard workout.

But - and this is a big but - it can also make you unmotivated. Instead of stepping on the gas again the next day, you might lie on the couch and order a pizza because the cravings strike. And your deep sleep? Unfortunately, THC can disrupt it, which impairs your regeneration in the long term. So: good for the moment, but not necessarily ideal for building muscle.

CBD - The inconspicuous helper in the background

CBD is a bit like the guy in the gym that nobody pays much attention to, but who always does his job stably. It doesn't get you high, but ensures that your body recovers better. Sore muscles? Less bad. Sleep? Deep and restful. Motivation? Stays with you.

Many athletes swear by it because it helps them to get back on their feet more quickly after hard training sessions. And best of all: no cravings for crap, no sluggishness, no hangover the next day.

What's better?

Honestly? When it comes to building muscle, CBD is the smarter choice. It helps you recover without killing your motivation or performance. THC can give you a relaxing time after your workout, but if you overdo it, it's more likely to take you off track.

In short: CBD is the reliable training partner, THC is the buddy with whom you can quickly chat and forget about your workout.

Does cannabis help or hinder muscle building?

Whether cannabis pushes or sabotages your gym game depends on how, when and how much you consume. Here are the key points to remember:

Can help:

  • Regeneration 🛌 - CBD in particular can reduce muscle soreness and help you sleep better.
  • Relaxation 😌 - Need to wind down after a hard workout? THC can help.
  • Increase appetite 🍽 - For people who have difficulty eating enough calories, THC can be useful.

Can slow you down:

  • Motivation & energy 🚀 - THC can make you sluggish and kill your desire to exercise.
  • Sleep quality 🌙 - Too much THC can worsen your deep sleep, which is bad for muscle recovery.
  • Coordination & technique 🏋️‍♂️ - If you move heavy weights while stoned, you risk poor technique and injury.

So - weed and gains?

Can the two go together? Yes, but with moderation and understanding. If you use a little THC every now and then, it won't ruin your muscles - but hitting the gym every day? Not a good idea. CBD, on the other hand, can be a real game changer when it comes to recovery and muscle soreness.

In short: do it smart, listen to your body and don't overdo it. Then muscle building and cannabis can definitely get along. 💪🍀


Niklas Bergmann, Fachautor

Freut euch auf die Insights von unserem Biochemiker Niklas Bergmann! Mit seinem tiefen Verständnis für alles, was mit Hanf zu tun hat, liefert er euch die neuesten und coolsten Infos direkt in euer Feed. Schnörkellos und klar verpackt er das komplexe Thema Cannabinoide und macht es für euch easy zugänglich. Mit Niklas an der Spitze unseres Wissens-Teams seid ihr immer top informiert.