Ultimate SARMs Guide: Benefits, Types, and Trusted Sources

Looking to supercharge your muscle growth? You’re in the right place. SARMs, or Selective Androgen Receptor Modulators, offer a cutting-edge solution that could revolutionize your gains.

In this guide, we’ll dive deep into the world of SARMs, exploring the best options for bulking up and cutting down. Whether you’re a seasoned bodybuilder or just starting out, understanding how to leverage the power of our SARMs guide can be a game-changer.

Stay tuned as we unravel the secrets to creating the most potent SARMs stack for unbelievable muscle growth. Trust us, you won’t want to miss this.

Key Takeaways
  • 💪 SARMs offer muscle and bone growth advantages similar to steroids but without the extensive side effects.
  • 🎯 Unlike traditional steroids, SARMs target specific tissues, reducing the risk of hair loss, liver damage, and other common steroid problems.
  • 🔬 Long-term safety of SARMs is still under research, highlighting the importance of cautious use.
  • 🔄 Post Cycle Therapy is crucial after a SARMs cycle to help restore the body’s natural hormonal balance.
  • 🏋️‍♂️ SARMs can significantly enhance muscle growth, making them appealing for bodybuilders and athletes.
  • 🦴 They positively affect bone density, laying a sturdy foundation for muscle growth and injury prevention.
  • ⚖️ Certain SARMs types specialize in promoting fat loss while maintaining lean muscle mass.

Understanding the Basics and Implications of Selective Androgen Receptor Modulators

What are SARMs?

So, you’re diving deeper into the world of bodybuilding or sports, and you’ve come across the term SARMs, right? Let’s break it down for you. SARMs stand for Selective Androgen Receptor Modulators. These compounds are known for their unique ability to selectively target muscle and bone tissue without the side effects often associated with traditional steroids.

Think of SARMs as the precision-guided munitions of the performance-enhancing drugs (PEDs) world. Unlike steroids, which are like carpet bombs affecting various tissues all at once, SARMs aim solely at your muscles. They’re designed to provide the benefits of increased muscle mass and strength, without the drawbacks like hair loss or liver damage that scare many away from anabolic steroids. Here’s a chart demonstrating how SARMs work in the body:

How SARMs work in the human body

Your body’s androgen receptors play a crucial role in building muscle. SARMs bind to these receptors, mimicking the effects of testosterone, a hormone that’s key to muscle growth. But, and here’s the kicker, they do it in a way that’s tissue-selective. This means they target your muscles and not other parts of your body where you’d rather not have steroid-like effects.

But it’s not all sunshine and rainbows. While SARMs don’t cause some of the traditional side effects of steroids like significant testosterone suppression or increased risk of cardiovascular events, they aren’t free from potential risks. It’s crucial to understand that the long-term safety profile of SARMs is still under investigation. Mood swings, potential hormonal imbalances, and other side effects are possible, so approaching them with caution is key.

Post Cycle Therapy (PCT) becomes your best friend after a SARMs cycle, helping your body’s natural hormonal balance reset. Whether you’re considering SARMs for bulking, cutting, or strength, integrating a solid PCT plan is essential. Remember, as much as SARMs can be a game-changer in your fitness journey, prioritizing health and safety should always be top of mind.

Exploring the Potential Advantages and Uses in Fitness and Medicine


When you’re diving into the world of performance enhancement, SARMs (Selective Androgen Receptor Modulators) present a fascinating option. Let’s explore why they’re gaining such buzz, especially among bodybuilders and athletes like yourself.

Enhancing Muscle Growth

One of the most significant appeals of SARMs is their ability to turbo-charge your muscle growth. Unlike traditional steroids, SARMs selectively target your muscle and bone tissues. This means you can expect substantial gains in muscle mass without the unwelcome side effects often associated with steroids. If you’re after that extra push to beef up your physique, SARMs could be your ticket. Imagine hitting your muscle-building goals faster while sidestepping the notorious steroid-related issues. That’s the power SARMs bring to your training table. Read our guide on SARMs for bulking here.

Increasing Bone Density

Let’s talk about something that doesn’t get enough spotlight but is crucial for any athlete or bodybuilder – bone density. Increased bone density supports your muscle growth and protects you against injuries, a common concern for anyone lifting heavy. SARMs are known to positively affect bone density by mimicking the action of testosterone, albeit selectively. This means you’re not just growing stronger muscles; you’re also fortifying your skeletal system. It’s like laying a sturdier foundation for your newly built muscle mansion.

Improving Fat Loss

Finally, who doesn’t want to shed some pesky body fat while gaining muscle? It’s the dream, right? Well, certain SARMs are particularly adept at promoting fat loss. They help you maintain lean muscle mass, which in turn, boosts your metabolism. This means you’re burning fat more efficiently, even when you’re not in the gym. Plus, the leaner physique you’ll achieve can significantly improve your performance, whether you’re lifting, sprinting, or jumping. It’s a win-win—more muscle, less fat, better performance.

So, as you continue your research into SARMs and weigh your options, remember the potential benefits they could offer. Whether it’s accelerating muscle growth, enhancing bone strength, or trimming down fat, SARMs have something for every athlete or bodybuilder looking to step up their game. Read our guide on SARMs for fat loss here.

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Types of SARMs

Diving deeper into the world of SARMs, you’ll find there’s a variety to choose from, each with its own unique benefits. Whether you’re trying to bulk up, slim down, or enhance your athletic performance, there’s a SARM out there that can help you achieve your goals. Let’s take a closer look at some of the most popular SARMs available.

Ostarine (MK-2866)

Ostarine, also known as MK-2866, is the poster child for SARMs due to its popularity in muscle building and muscle recovery. It’s known for providing a substantial boost in muscle mass and strength with minimal side effects. Think of it as your go-to for a lean, mean look without the hassle of bloating or serious adverse effects.

Ligandrol (LGD-4033)

Next up is Ligandrol, or LGD-4033, which is famous for its potency and efficiency in building muscle. If you’re aiming for that impressive, sharp muscle definition, Ligandrol can be your faithful companion. Just remember, its powerful nature means you might want to consider an anti-estrogen supplement along with it.

RAD-140 (Testolone)

RAD-140, affectionately known as Testolone, takes muscle gaining to a whole new level. It’s designed to emulate the effects of testosterone, supercharging muscle growth without the usual steroid side-effects. If you’re all about gaining strength and size, RAD-140 won’t disappoint.

MK-677 (Ibutamoren)

Unlike the others, MK-677 or Ibutamoren, plays a unique role by mimicking ghrelin and stimulating growth hormone release. This means not only muscle growth but also improvements in skin, hair, and recovery times. It’s like giving your body a natural boost, cranking up muscle growth and bone density into high gear.

Cardarine (GW-501516)

Cardarine stands out in the crowd. Though not technically a SARM, its prowess in enhancing endurance and fat loss makes it a favorite among athletes. It’s like switching your metabolism into high gear, burning fat and improving cardiovascular performance simultaneously.


For those dedicated to achieving that hard, defined physique, S-23 is the secret weapon. It’s known for reducing body fat while increasing muscle mass, making it a double threat against any workout plateau. Just tread carefully, as its potency demands respect and a thoughtful approach to dosage.

Andarine (S4)

Andarine, or S4, strikes a balance between muscle gains and fat loss. It’s the jack-of-all-trades in the SARM world, supporting a bit of everything – muscle mass, strength, and fat burning. It’s your go-to for a well-rounded approach to body enhancement.

YK-11 (Myostine)

YK-11, or Myostine, blurs the lines between traditional SARMs by also acting as a myostatin inhibitor. This not only aids in muscle growth but does so in a remarkable fashion, offering potential beyond typical SARM capabilities. It’s for those who dare to push the boundaries of what’s possible.

SR-9009 (Stenabolic)

Finally, SR-9009, also known as Stenabolic, works wonders in transforming your metabolism. Though not a true SARM, its ability to rev up your body’s energy output is uncanny. Suitable for cutting cycles, it helps you shred fat while preserving muscle, ensuring you stay strong and lean.

Each of these SARMs has its unique characteristics and benefits. Whether you’re looking to bulk up, increase your endurance, or cut fat, there’s a SARM out there that can help you achieve your personal goals. Remember, thorough research and responsible use go a long way in maximizing benefits while minimizing risks.

Key Considerations for Safe Usage and Maximizing Potential Benefits

How to Use

When diving into the world of SARMs, it’s essential to understand the nitty-gritty details to make the most out of them. Let’s break down the crucial aspects you’ve got to keep in mind.

Dosage and Cycling

Navigating the world of SARMs begins with mastering dosage and cycling. It’s not a one-size-fits-all scenario. Your cycle length and dosage depend on the specific SARM you’re considering and your personal goals. A general rule of thumb is starting low and gradually increasing based on how your body responds. Most users find a cycle of 6 to 8 weeks optimal for significant benefits without overwhelming the body.

For beginners, a modest dose can range from 5mg to 10mg daily, ensuring you gauge your body’s reaction. Advanced users might explore higher doses but remember, more isn’t always better. Overdoing it can lead to unwanted side effects. Always listen to your body and adjust accordingly.

Potential Side Effects

While SARMs are praised for their targeted action and reduced side effects compared to traditional steroids, they’re not free from potential downsides. Common concerns include:

  • Testosterone Suppression: Your body’s natural testosterone production might take a hit. Monitoring your hormonal balance is crucial.
  • Vision Changes: Particularly with SARMs like Andarine, some users report a yellow tint or difficulty adjusting to night vision.
  • Mood Swings: Hormonal changes can also impact your mood. It’s something to watch for.

Being aware of these potential issues allows you to approach SARMs use responsibly. Always prioritize your health and well-being.

Post Cycle Therapy

Post Cycle Therapy (PCT) is your roadmap to recovery after a SARMs cycle. It helps restore your body’s natural hormone levels, particularly testosterone. Not every SARM will require a PCT, but for those that do, it’s not an area to cut corners. Read our RAD 140 PCT guide here.

The need for PCT can vary based on the SARM used, cycle length, and individual factors. Generally, incorporating a PCT plan involves using products like SERMs (Selective Estrogen Receptor Modulators) to encourage natural testosterone production again.

Consulting with a healthcare professional can provide personalized advice, ensuring your PCT strategy is effective. Remember, the goal is to support your body’s recovery and maintain the gains you’ve worked hard for.

Trusted Sources: Where to Safely Purchase Quality SARMs

Where to Buy

Knowing where to buy SARMs can feel like trekking through a minefield. With so much information and so many vendors out there, how do you know who to trust? We’ve got your back. Here’s the lowdown on some of the most reputable sources in the game.


Chemyo is a name that frequently pops up among enthusiasts. Their transparency with lab results and quality control makes them a go-to for many users. Plus, their customer service? Stellar. They make you feel like you’re more than just an order number.

Sports Technology Labs

At Sports Technology Labs, quality is king. They’re committed to providing SARMs that meet the highest standards. You’re looking for peace of mind with every purchase, and that’s exactly what they offer. Their user-friendly website and seamless shopping experience are just cherries on top.


Science.bio goes above and beyond when it comes to research-backed SARMs. Their dedication to science and rigorous testing ensures that what you’re getting is top-tier, every single time. For those who love diving into the nitty-gritty of what they’re consuming, Science.bio is your paradise.

Swiss Chems

Swiss Chems isn’t just about SARMs; they’re about offering a wide range of performance enhancers, but with a reputation for quality. Their pricing, considering the quality you receive, is quite competitive. If you’re looking for variety and reliability, Swiss Chems could be your next stop.

Paradigm Peptides

Last but not least, Paradigm Peptides has earned its stripes in the community. They focus not just on selling products but on educating their customers. With Paradigm Peptides, you’re not just buying SARMs; you’re gaining an ally in your journey to peak performance.

Navigating the legality of SARMs doesn’t have to be a headache. By going for trusted sources, you’re ensuring that you stay on the right side of the law and safeguard your health. Remember, the key to success in using SARMs effectively is not just in choosing the right compounds, but also in purchasing them from reliable, legal sources.

Wrapping Up: Final Thoughts on SARMs


Embarking on your journey with SARMs opens up a world of potential for muscle growth, bone strength, and fat loss. With the variety of SARMs available, each offering unique benefits, you’ve got the power to tailor your regimen to meet your specific fitness goals. Remember, the key to harnessing the full potential of SARMs lies in choosing the right ones for your needs and purchasing them from trusted sources. By doing your assignments and approaching your SARMs journey with care and responsibility, you’re setting the stage for remarkable results. Let the gains begin!

Frequently Asked Questions


What are SARMs?

Selective Androgen Receptor Modulators, or SARMs, selectively stimulate some of the same receptors as traditional steroids but are targeted more towards muscle and bone tissues. This selective action allows for significant muscle mass gains and increased bone density with fewer side effects compared to conventional steroids.

How do SARMs work?

SARMs work by binding to androgen receptors in muscle and bone tissues, encouraging the body to produce more testosterone. This process supports increased muscle mass, improved strength, and quicker recovery times, aligning with the goals of performance enhancement in sports.

How can SARMs benefit athletes and bodybuilders?

SARMs offer numerous benefits, including accelerated muscle growth, enhanced bone strength, and reduced body fat. They are a potent alternative for athletes and bodybuilders seeking performance enhancement without the severe side effects often associated with traditional steroids.

What are the different types of SARMs available?

There are various types of SARMs available, each offering unique benefits. These include Ostarine, Ligandrol, RAD-140, MK-677, Cardarine, S-23, Andarine, YK-11, and SR-9009. Each SARM targets specific outcomes, such as muscle building, fat loss, endurance, and metabolism improvement.

Are SARMs legal?

The legality of SARMs can vary by country and region. They are legal to purchase and use in some places, provided they are bought from reputable sources for research purposes. However, athletes should be cautious and check the legality and regulatory status of SARMs in their specific sports governing bodies.

Where can I buy SARMs?

To ensure safety and compliance with the law, it’s crucial to purchase SARMs from trusted sources. Recommended suppliers include Chemyo, Sports Technology Labs, Science.bio, Swiss Chems, and Paradigm Peptides. These suppliers are known for their quality and reliability.

What precautions should I take when using SARMs?

While SARMs offer many benefits, it’s important to conduct thorough research and use them responsibly. Consider consulting with a healthcare professional before starting any new supplement regimen, stick to recommended dosages, and be mindful of the potential need for post-cycle therapy (PCT) to maintain health and hormonal balance.


  1. Bohl, C., Wu, Z., Chen, J., Mohler, M., Yang, J., Hwang, D., … & Dalton, J. (2008). Effect of b-ring substitution pattern on binding mode of propionamide selective androgen receptor modulators. Bioorganic & Medicinal Chemistry Letters, 18(20), 5567-5570.
  2. Chen, J., Kim, J., & Dalton, J. (2005). Discovery and therapeutic promise of selective androgen receptor modulators. Molecular Interventions, 5(3), 173-188.
  3. Christiansen, A., Lipshultz, L., Hotaling, J., & Pastuszak, A. (2020). Selective androgen receptor modulators: the future of androgen therapy?. Translational Andrology and Urology, 9(S2), S135-S148.
  4. Coss, C., Jones, A., Hancock, M., Steiner, M., & Dalton, J. (2014). Selective androgen receptor modulators for the treatment of late onset male hypogonadism. Asian Journal of Andrology, 16(2), 256.
  5. Crawford, J., Prado, C., Johnston, M., Gralla, R., Taylor, R., Hancock, M., … & Dalton, J. (2016). Study design and rationale for the phase 3 clinical development program of enobosarm, a selective androgen receptor modulator, for the prevention and treatment of muscle wasting in cancer patients (power trials). Current Oncology Reports, 18(6).
  6. Feike, Y., Liu, Z., & Chen, W. (2021). Advances in research on pharmacotherapy of sarcopenia. Aging Medicine, 4(3), 221-233.
  7. Gielen, E., Verschueren, S., O’Neill, T., Pye, S., O’Connell, M., Lee, D., … & Boonen, S. (2012). Musculoskeletal frailty: a geriatric syndrome at the core of fracture occurrence in older age. Calcified Tissue International, 91(3), 161-177.
  8. Huang, L. and Wang, J. (2021). The therapeutic intervention of sex steroid hormones for sarcopenia. Frontiers in Medicine, 8.
  9. Narayanan, R., Ahn, S., Cheney, M., Yepuru, M., Miller, D., Steiner, M., … & Dalton, J. (2014). Selective androgen receptor modulators (sarms) negatively regulate triple-negative breast cancer growth and epithelial:mesenchymal stem cell signaling. Plos One, 9(7), e103202.
  10. Narayanan, R., Mohler, M., Bohl, C., Miller, D., & Dalton, J. (2008). Selective androgen receptor modulators in preclinical and clinical development. Nuclear Receptor Signaling, 6(1), nrs.06010.
  11. Solomon, Z., Mirabal, J., Mazur, D., Kohn, T., Lipshultz, L., & Pastuszak, A. (2019). Selective androgen receptor modulators: current knowledge and clinical applications. Sexual Medicine Reviews, 7(1), 84-94.
Chris Jackson
Chris Jackson

Chris Jackson, co-founder of Sarms.io, is a renowned fitness blogger, physique model, and evolutionary bioscience researcher specializing in SARMs (Selective Androgen Receptor Modulators). His extensive work, characterized by cutting-edge research and practical training advice, has made Sarms.io a leading source for accurate, credible information on performance enhancers. With a dedication to improving the understanding and application of SARMs in optimizing human performance, his contributions have not only expanded public awareness but also shaped the conversation around these substances. Chris's pursuit of knowledge and commitment to sharing it continue to inspire many in their fitness journeys.

1 Comment
  1. I’m 70 and would like something to control Cortisol and help increase Testosterone, would you recommend SARMS to work towards that goal? I’ve been working out for many years but am finding it increasingly harder to control fat levels because of Cortisol and lower testosterone levels due to age.

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