ACP 105 SARM Guide: Benefits, Dosage, Side Effects, Buying Guide, and more

When it comes to performance-enhancing compounds, selective androgen receptor modulators (SARMs) are one of the most sought-after solutions for athletes and fitness enthusiasts alike. In the ever-growing market of SARMs, ACP 105 stands out as a potent and promising compound that may offer significant benefits. In this article, we’ll delve into the specifics of ACP-105, what sets it apart, and why it has captured the interest of the fitness community. Make sure to check out our comprehensive guides on SARMs for a deeper understanding of these compounds.

Initially developed for the treatment of osteoporosis and muscle wasting, ACP 105 has demonstrated its potential as an alternative to traditional anabolic steroids. Unlike conventional steroids, SARMs like ACP-105 are meant to selectively target androgen receptors in muscles and bones while avoiding unwanted effects on other tissues. This selective nature not only enhances performance but also minimizes potential side effects.

As we explore ACP-105, it’s crucial to highlight its relatively low side effect profile and excellent bioavailability, making it an attractive option for those seeking performance enhancements without the harsher side effects associated with anabolic steroids. By the end of this article, we hope to provide a clear comprehension of ACP-105 to help you make informed decisions about its use in your fitness journey.

Understanding ACP 105 and Its Benefits

What is ACP 105?

ACP 105 is a selective androgen receptor modulator (SARM) that has stirred considerable interest in the world of fitness and bodybuilding. Its potential benefits make it an attractive alternative to anabolic steroids for those looking to improve their athletic performance and physique. We’ll dive into the details of ACP-105 and analyze its potential benefits.

First and foremost, it’s essential to know that ACP 105 belongs to a class of compounds known as SARMs. These are designed to selectively target and bind to androgen receptors, producing similar effects as traditional anabolic steroids but without the unwanted side effects.  In addition, acp-105 is a partial agonist. We’ll now explore some of the notable benefits:

  • Increased Lean Muscle Mass: ACP 105 has shown effectiveness in helping users gain lean muscle mass. By stimulating androgen receptors, it promotes muscle growth and development. As a result, users can experience improved strength and endurance in their workouts.
  • Enhanced Fat Loss: Another advantage is the potential to support fat loss. It promotes lipolysis (the breakdown of fats in the body) and helps users achieve better muscle definition. This can be a great addition to anyone’s cutting phase or those looking to shed some extra body fat.
  • Improved Bone Density: One lesser-known benefit of ACP 105 is its potential to improve bone density. Androgen receptors play a crucial role in maintaining healthy bone structure, and with ACP-105 selectively targeting these receptors, it can lead to stronger, more robust bones. This is particularly beneficial for older individuals who may be at risk of bone-related issues.
  • Fewer Side Effects: Arguably one of the most significant benefits of ACP 105 is the reduced risk of side effects compared to traditional anabolic steroids. It selectively targets androgen receptors, minimizing the impact on other organs, reducing the likelihood of issues like liver toxicity, acne, and hormonal imbalance.
Increased Lean Muscle MassPromotes muscle growth and development and strength gains
Enhanced Fat LossSupports lipolysis and improved muscle definition
Improved Bone DensityContributes to stronger, more robust bones
Fewer Side EffectsSelectively targets androgen receptors, reducing unwanted side effects

As you can see, this SARM offers several advantages for those looking to improve their fitness and overall well-being. Its potent combination of muscle growth promotion, fat loss support, and enhanced bone health, while minimizing side effects, makes it an attractive choice for individuals pursuing enhanced physical performance and body composition. However, always remember to consult a healthcare professional before incorporating any new supplement or substance into your regimen.

Comparing ACP-105 to Other SARMs

vs Other SARMs

When discussing Selective Androgen Receptor Modulators (SARMs), it’s essential to compare ACP-105 with other popular SARMs and identify their key differences. We’ll look into factors like potencyselectivity, and side effects.

First up, let’s examine ACP-105’s potency compared to other widely used SARMs:

  • ACP-105: Known for its potent anabolic effects, ACP-105 is considered one of the strongest SARMs available today. Its anabolic-to-androgenic ratio is around 10:1, making it significantly more potent than some alternatives.
  • Ostarine (MK-2866): With an anabolic-to-androgenic ratio of 3:1, Ostarine is a milder SARM compared to ACP-105. Ostarine is popular among beginners for its lower potency and fewer side effects.
  • Ligandrol (LGD-4033): This SARM is more potent than Ostarine but less potent than ACP-105, showcasing an anabolic-to-androgenic ratio of 9.8:1. Ligandrol is a solid choice for those looking to build lean muscle mass.
SARMAnabolic-to-Androgenic Ratio

Regarding selectivity, ACP-105 boasts an impressive advantage. While both Ostarine and Ligandrol have decent selectivity, ACP’s is superior, allowing for minimal impact on other body tissues. This means fewer undesirable effects and a higher likelihood of achieving the desired results.

However, it’s crucial to consider potential side effects as well. ACP-105, due to its potency, may lead to more pronounced side effects than Ostarine, though they may be less severe than those caused by Ligandrol. Some common side effects of these SARMs include:

  • Mild testosterone suppression
  • Temporary changes in vision
  • Headaches

Finally, let’s not forget the importance of legality and availability. While none of these SARMs are currently approved for human use by the FDA, certain restrictions and regulations may vary depending on your location. As a result, understanding local policies on SARMs usage and procurement is crucial.

When comparing to other SARMs like Ostarine and Ligandrol, it’s evident that ACP-105 offers higher potency and exceptional selectivity. However, potential side effects and legal considerations must be taken into account before selecting the best SARM for your needs.

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Key Medical Research on ACP-105

Medical Research

Research has shed light on its potential benefits in various medical applications of SARMs. Several key studies have investigated the effects of ACP-105 on muscle growth, bone density, cardiovascular health, and other areas. In this section, we’ll explore some of the most crucial findings.

One noteworthy study examined it’s anabolic properties. This investigation demonstrated a significant increase in muscle mass with minimal impact on prostate size. That’s important because it suggests that ACP-105 could potentially provide some of the benefits of anabolic steroids without the associated risks.

A different study focused on the bone health benefits. During this trial, researchers found that treatment with ACP-105 increased bone mineral density in an ovariectomized rat model. This evidence implies that ACP-105 might potentially serve as a therapeutic agent for conditions like osteoporosis.

There is also research exploring the potential of ACP-105 to improve cardiovascular health. In a study conducted on a rat model, treatment with this SARM was observed to reduce plaque buildup in the arteries. It’s speculated that this effect could be useful in decreasing the risk of cardiovascular diseases.

Some additional medical research highlights include:

  • A study analyzing the safety of ACP-105, which found it to be well-tolerated with no significant adverse effects detected at various dosage levels.
  • Investigation into ACP-105’s potential as a treatment for cancer cachexia, a condition causing severe weight and muscle loss in cancer patients. Preliminary results suggest it may help to combat muscle wasting in these individuals.

However, it’s essential to keep in mind that most of these studies were conducted on animal models. More research, specifically human trials, is needed to fully understand ACP-105’s potential benefits and to assess the safety and efficacy of its usage in various medical contexts.

To summarize, the key medical research demonstrates its potential in:

  • Enhancing anabolic properties
  • Improving bone health
  • Promoting cardiovascular health
  • Demonstrating safety

With continued research, we may gain a clearer understanding of the full potential of ACP-105 in treating various medical conditions.

ACP-105’s Potential Applications

Potential Applications

One of the main applications for ACP-105 is in the treatment of muscle wasting and loss of strength. This compound has displayed promising results in preclinical trials, showing a significant increase in muscle mass and strength. Benefits of such treatments include:

  • Smaller doses required compared to traditional anabolic steroids
  • Lower risk of side effects such as liver damage, acne, and hair loss
  • Faster recovery after intense training sessions
  • May help maintain muscle mass during periods of calorie restriction


Another potential application of ACP-105 is the treatment of osteoporosis, a condition characterized by a decrease in bone density. Since the compound can stimulate bone formation and improve bone mineral density, it can be a valuable alternative for those suffering from osteoporosis. Some of the potential benefits include:

  • Improved bone strength, reducing the risk of fractures
  • Increased bone mineral density
  • A safer option compared to conventional hormone replacement therapies

Hormone Therapy

Hormone therapy, particularly for males with lower testosterone levels, is another area where SARMs may prove beneficial. By selectively binding to androgen receptors, this compound can provide multiple benefits without many of the negative side effects associated with traditional hormone replacement therapies. Some of these benefits include:

  • Increased libido and sexual function
  • Improved muscle mass and strength
  • Enhanced mood and cognitive function

Dosage and Cycle Recommendations

Dosage Guide

ACP 105 Dosage Guide by

When discussing ACP 105 dosage and cycle recommendations, it’s crucial to point out that this research compound is not approved for human consumption. Therefore, the information provided here is based on limited preclinical data and anecdotal experiences reported by users.


Dosages vary among individuals, mainly due to factors such as personal goals and tolerance levels. However, most users have reported dosages in the following ranges:

GoalDosage Range
Lean muscle gain5-10 mg per day
Recomposition10-20 mg per day
Aggressive bulking20-30 mg per day

Keep in mind that these numbers are not scientifically backed, and exceeding recommended dosages may pose risks to personal health.

Cycle Length

When it comes to cycle length, ACP-105 is usually taken in cycles lasting between 8 to 12 weeks. Some users decide to stay on the lower end to assess their tolerance and potentially minimize side effects. Longer cycles are typically reserved for advanced users or for individuals trying to achieve significant muscle gains.

Here’s a quick rundown of the most common cycle lengths:

  • 8-week cycle: Ideal for beginners
  • 10-week cycle: Suitable for intermediate users
  • 12-week cycle: Recommended for advanced users

Off-Cycle and Post-Cycle Therapy (PCT)

It’s equally important to allow time for the body to recover after completing your cycle. A 4-week off-cycle period is generally recommended to give the body enough time to normalize hormone levels. This recovery period should ideally be followed by Post-Cycle Therapy (PCT) to help restore the body’s natural testosterone production.

Here are some elements of a typical ACP-105 PCT:

  • Selective estrogen receptor modulators (SERMs) like Clomiphene (Clomid) or Tamoxifen (Nolvadex)
  • Natural testosterone boosters containing ingredients like Tribulus Terrestris or ZMA
  • Adequate sleep, proper nutrition, and regular exercise

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Potential Side Effects and Safety Concerns

Side Effects

While there’s still much to uncover about this compound, we’ve gathered some notable information on the possible side effects and safety concerns associated with its use. It’s essential to recognize that ACP-105 is an investigational compound, and thus not approved for human consumption yet.

Known side effects are minimal when it comes to ACP-105. Nonetheless, as with other SARMs, a few common side effects have been reported:

  • Headaches
  • Fatigue
  • Increased or decreased appetite

Due to the limited data available, we can’t guarantee that this list is exhaustive. Additional side effects might surface as further research is conducted.

It’s crucial to address the safety concerns that come with using PEDs. First and foremost, it’s essential to emphasize that SARMs are not steroids. They work by selectively binding to androgen receptors, potentially resulting in fewer side effects than traditional anabolic steroids. However, there’s still a need for more research to confirm these findings.

One aspect to consider is potential interactions with other medications or substances. As the compound is still being studied, it’s unknown how SARMs might react with different medications, potentially leading to adverse effects. Therefore, it’s vital to consult a healthcare professional and exercise caution when considering the usage of ACP-105 for research purposes.

Another matter to bear in mind is the suppression of the body’s natural testosterone production. While it’s believed that ACP causes less severe suppression compared to other SARMs, some degree of suppression might still occur. As a result, users who decide to partake in experimental research with ACP-105 should be prepared for post-use recovery and testosterone level normalization.

Legal Status

We’ll now look at ACP-105’s legal status across various regions. It’s crucial to understand the legal implications surrounding this compound when researching or considering its use.

In the United States, ACP-105 is categorized as a SARM (Selective Androgen Receptor Modulator), which is not approved for human use by the FDA. Similarly, in the European Union, ACP-105 and other SARMs remain unapproved for human consumption due to insufficient research and clinical trials.

Key points to remember regarding ACP-105’s legal status:

  • Not approved for human use by the FDA
  • Unapproved for human consumption in the European Union

It’s essential to be aware of the legal ramifications surrounding ACP-105 in your local jurisdiction. Conducting thorough research is crucial when trying to obtain any SARM or other investigational drug, as these substances may be regulated under different legal frameworks.

In Canada, for instance, importing or selling ACP-105 without a proper license is considered illegal. The Canadian government classifies SARMs as Schedule IV substances, which means that they can be used for research purposes but are not legally available for human consumption.

Country/RegionLegal Status
United StatesNot approved
European UnionUnapproved
CanadaSchedule IV substance

Additional factors to consider when researching ACP-105:

  • Purchase sources: Ensure you’re buying from reputable sources, as some vendors may sell counterfeit or contaminated products.
  • Safety: Keep in mind that ACP-105 is not approved for human use and its safety for human consumption is not yet fully understood.
  • Legal consequences: Possessing, importing, or distributing without appropriate licensing may result in legal penalties, depending on your location.

In summary, ACP-105’s legal status varies across different regions, and it’s typically unapproved for human consumption. Make sure you familiarize yourself with your local laws and regulations before engaging with this compound, and always prioritize safety when conducting research on investigational drugs like ACP-105.

Purchasing ACP-105: What to Look for

ACP 105 For Sale

When it comes to buying ACP-105, there are certain factors to consider before making your purchase. We’ve compiled a list of key points to keep in mind while shopping for ACP-105.

Firstly, make sure that you’re purchasing from a reputable source. There are several online platforms that sell SARMs, but not all of them adhere to strict quality standards. To ensure you’re getting a genuine product, stick to trusted vendors with a positive track record in the industry.

Another important aspect to consider is the product’s purity. Your product should be at least 98% in purity to ensure efficacy, but many suppliers may offer products with varying purity levels. Look for:

  • HPLC reports: A vendor should provide High Performance Liquid Chromatography reports to verify the purity levels of their products.
  • Third-party lab testing: Confirm that the vendor carries out testing through an unbiased, third-party lab to validate their claims.

In addition to purity, pay attention to the product’s price. While the cost may vary among suppliers, avoid going for the cheapest option. Low-priced products may indicate low quality or unverified sources. Instead, opt for a reasonable price range and prioritize quality over cost.

When purchasing ACP-105, remember that it’s typically available in different forms. Depending on your preference, you can choose between:

  • Powder form: ACP-105 can be purchased as a raw powder, giving you the freedom to determine your dosage.
  • Capsules/Pills: These provide a pre-measured amount and are more convenient for regular consumption.

Make sure to check the shipping policies of the vendor before placing your order. Verify whether they ship to your location, and review their shipping charges and estimated delivery times. A good vendor should provide discreet packaging, ensuring that products arrive safely and securely.

Lastly, don’t overlook the customer service experience. A reliable vendor will be responsive and provide support throughout the purchasing process. Look for companies that offer easy-to-reach customer service representatives and transparent communication.

By considering these factors, you’ll be better equipped to make an informed decision when purchasing ACP-105. Always prioritize quality, reliability, and customer support to get the best value for your money.

Frequently Asked Questions About ACP-105


Where can I buy ACP-105?

You can purchase ACP-105 online from reputable suppliers like Chemyo and Pure Rawz, which offer third-party tested products with fast shipping on all orders.

How does ACP-105 work as a SARM?

ACP-105 is an anabolic compound that selectively binds to androgen receptors in muscle and bone tissues. This promotes muscle growth and bone health without causing significant side effects typically associated with androgenic substances.

What is the compound structure of ACP-105?

The compound structure of ACP-105 is similar to that of other popular SARMs like Andarine. However, ACP-105 has gained a reputation for being an effective and safer alternative due to its minimal effects on the prostate and estrogen levels.

What are the effects of ACP-105 on endurance and performance?

ACP-105 has been shown to improve endurance, coordination, and overall physical performance. In a mouse model of Alzheimer’s disease, treatment with ACP-105 improved rotorod performance, suggesting that the compound may contribute positively to motor coordination and balance as well.

What are the benefits of using ACP-105 for muscle building?

ACP-105 is a potent anabolic compound that can aid in building muscle mass without causing water retention or significant hormonal fluctuations. It does not have the same suppressive effects on testosterone levels as other anabolic substances, making it a much safer option for those looking to gain muscle.

Can I use ACP-105 alone for building muscle?

Yes, ACP-105 can be used as a standalone supplement for building muscle, though it might not produce the same dramatic results as when used alongside other muscle-building aids. Many users report consistent and solid muscle growth with minimal side effects when using ACP-105 alone.

Are there any potential side effects of ACP-105?

Although ACP-105 is considered to have “zero sides” by many users, some side effects such as nausea and mild disturbances in estrogen levels have been reported. As with any supplemental compound, it’s essential to monitor your body’s response and adjust usage or discontinue if necessary.

What is the recommended ACP-105 dosage for optimal results?

The optimal dosage of ACP-105 varies depending on individual factors, but a common starting point is 10-15 mg daily. Some users may increase this dose up to 20-30 mg per day for maximum effectiveness. However, it is advisable to start with a lower dose and gradually increase it while monitoring your body’s response.

How does the potency of ACP-105 compare to other SARMs?

ACP-105 is considered to be a potent SARM that can provide muscle-building benefits similar to other popular SARMs without causing significant androgenic side effects. Its potency in promoting muscle growth while causing minimal hormonal fluctuations makes it a smarter and safer choice for many users.

In Conclusion: Weighing the Pros and Cons

Pros and Cons

We’ve reached the end of our in-depth look at ACP-105. Before we wrap up, let’s summarize the main points and weigh the pros and cons of this selective androgen receptor modulator (SARM).


  • ACP-105 reportedly offers similar muscle-building benefits as anabolic steroids but with fewer side effects.
  • Studies have shown it promotes muscle growth, bone strength, and helps maintain a healthy weight.
  • The effectiveness of ACP-105 is comparable to that of testosterone, though it’s less potent which can make it more suitable for long-term use.


  • Since it’s a relatively new SARM, not much about its long-term safety is known.
  • Its legal status may vary among countries, and it’s usually restricted for use in human clinical trials or veterinary medicine.
  • There is always the chance of side effects, some of which may be currently unknown.
BenefitSide effects (known and potential)
Muscle growthPossible liver damage
Bone strengthHormonal imbalance
Weight maintenanceHair loss

In summary, ACP-105 shows great potential for those seeking to improve their muscle mass and strength, as well as maintaining a healthy weight and preserving bone density. However, keep in mind that the research on its long-term safety and side effects is still limited. Always consult with a healthcare practitioner before trying any new supplements or medications.

Remember, ACP-105 is not a miracle drug and should not be seen as a substitute for a well-rounded, healthy lifestyle. Balanced nutrition, regular exercise, and adequate sleep should remain the foundation of your fitness journey.


Subhahar, M., Khader, K., Philip, M., Karatt, T., N, I., Vazhat, R., … & M.P, M. (2020). Detection and Identification Of Acp‐105 And Its Metabolites In Equine Urine Using Lc/ms/ms After Oral Administration. Drug Test Anal, 2(13), 299-317.

Schlienger, N., Lund, B., Pawlas, J., Badalassi, F., Bertozzi, F., Lewinsky, R., … & Olsson, R. (2009). Synthesis, Structure−activity Relationships, and Characterization Of Novel Nonsteroidal And Selective Androgen Receptor Modulators. J. Med. Chem., 22(52), 7186-7191.

Thevis, M., Thomas, A., Piper, T., Krug, O., Delahaut, P., Schänzer, W. (2014). Liquid Chromatography-high Resolution/high Accuracy (Tandem) Mass Spectrometry-based Identification Of in Vivo Generated Metabolites Of the Selective Androgen Receptor Modulator Acp-105 For Doping Control Purposes. Eur J Mass Spectrom (Chichester), 1(20), 73-83.

Cutler, C., Viljanto, M., Taylor, P., Hincks, P., Biddle, S., Eenoo, P. (2021). Identification Of Equine In Vitro Metabolites Of Seven Non‐steroidal Selective Androgen Receptor Modulators For Doping Control Purposes. Drug Testing and Analysis, 2(14), 349-370.

Broberg, M., Knych, H., Bondesson, U., Pettersson, C., Stanley, S., Thevis, M., … & Hedeland, M. (2021). Investigation Of Equine In Vivo and In Vitro Derived Metabolites Of The Selective Androgen Receptor Modulator (Sarm) Acp-105 For Improved Doping Control. Metabolites, 2(11), 85.

Chris Jackson
Chris Jackson

Chris Jackson, co-founder of, 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 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.

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