Arimistane Guide: AI For Test Boosting, Muscle Building and PCT

In the world of bodybuilding and fitness, Arimistane has rapidly gained popularity as a go-to supplement. If you’re looking for ways to enhance your performance or speed up recovery, this potent aromatase inhibitor could be worth considering. But what exactly is arimistane, and how can it benefit you? We’ll dive into that in this article.

Arimistane (also known as Androsta-3,5-diene-7,17-dione) is an over-the-counter supplement often used by athletes and bodybuilders to boost testosterone levels and decrease estrogen production. It’s hailed for its potential to improve muscle strength, increase fat loss, and promote overall well-being.

However, like any other supplement out there on the market today, it’s crucial that you understand how arimistane works before incorporating it into your routine. This Arimistane guide aims to help you uncover the answers — covering everything from its benefits to possible side effects — so you can make an informed decision about whether or not it’s right for you.

Introduction to Arimistane and Its Rise in Popularity

What is Arimistane

If you’ve been keeping up with the latest trends in health supplements, then you might have come across Arimistane. This compound has seen a notable surge in popularity recently, but what exactly is it?

Arimistane, scientifically known as Androsta-3,5-diene-7,17-dione, is an aromatase inhibitor and estrogen blocker. Essentially, it’s a supplement that blocks the conversion of testosterone into estrogen in your body. Because of this unique ability, Arimistane has found its place primarily among fitness enthusiasts and bodybuilders.

Why all the hype around Arimistane? The answer lies within its potential benefits for enhancing physical performance. Similar to SARMs, It’s believed to support lean muscle growth by maintaining optimal hormonal balance. Plus, it may help with recovery after intense workouts – a key factor if you’re serious about making gains.

But let’s not forget about its role beyond the gym walls either! Some people use Arimistane as part of their post-cycle therapy (PCT) regimen following steroid cycles or prohormone usage. Here’s why:

  • Reduction of Estrogen Levels: By inhibiting aromatase enzymes responsible for converting testosterone into estrogen.
  • Boosting Natural Testosterone Production: As less testosterone gets converted into estrogen due to inhibition of aromatase activity.

While there isn’t an abundance of scientific research on Arimistane yet (like many supplements), user testimonials often highlight these perks which contribute significantly towards its rising fame. One thing is certain: Arimistane is a powerful aromatase inhibitor and should not be underestimated! 

Historical Development and Key Differences from Traditional Aromatase Inhibitors

“Suicide Inhibitors”

Let’s dive into the historical development of arimistane. Originating as a dietary supplement, arimistane has made its mark in the fitness industry due to its unique properties. Unlike traditional aromatase inhibitors that were developed for medical use, such as treating breast cancer, arimistane was specifically designed for bodybuilders and athletes.

Traditional aromatase inhibitors are known for their potent ability to block estrogen production in your body. They work by binding to the enzyme responsible for converting testosterone into estrogen – a process known as aromatization.

Arimistane functions slightly differently. It doesn’t just bind to this enzyme; it deactivates it completely! This key difference means that while traditional inhibitors reduce estrogen production, arimistane can eliminate it altogether. This is what people mean when they call this compound a “suicide inhibitor“, and it’s what makes arimistane as a pct so effective (but more on that later).

Here’s a quick comparison:

 Traditional Aromatase InhibitorsArimistane
Primary UseMedical (e.g., Breast Cancer Treatment)Fitness & Bodybuilding
Manner of ActionBind to EnzymesDeactivate Enzymes

Note: Always consult with a healthcare professional before starting any new supplement regimen.

Another important aspect is accessibility. Most traditional aromatase inhibitors require a prescription due to their potent effects and potential side-effects. But you’ll find that arimistane is available over-the-counter, making it more accessible for those looking to improve their physique and lower estrogen levels.

A Dive into the Chemical Composition and Mechanism of Action

Mechanism of Action

Arimistane mechanism of action

As far as its chemical structure is concerned:

  • Arimistane has a molecular formula of C19H24O2.
  • Its systematic name is Androsta-3,5-diene-7,17-dione.
  • It possesses three cycloalkane rings and two ketone groups.

This compound has been praised for its potential benefits such as enhanced muscle growth and improved recovery times due to increased testosterone availability.

It’s worth noting that arimistane works differently than most traditional aromatase inhibitors which temporarily bind to the enzyme and must be continually taken for prolonged effect. Arimistane’s ‘suicide inhibition’ results in more long-lasting suppression after discontinuation making it a potent choice amongst similar products on market today.

Molecular FormulaSystematic NameFamily
C19H24O2Androsta-3,5-diene-7,17-dioneSuicide Inhibitors

Therapeutic Uses: From Bodybuilding to Medical Applications


Beyond the weight room, Arimistane has potential therapeutic uses in medical applications too. Here are some ways this versatile compound is being used:

  • Hormonal Balance: Due to its properties as an aromatase inhibitor, Arimistane can help maintain a healthy balance between testosterone and estrogen. This might be beneficial for those suffering from conditions linked with hormonal imbalances.
  • Bone Health: Research suggests that controlling estrogen levels may play a role in promoting bone health. High levels of estrogen can cause bone loss over time.

In addition to these benefits, there are also ongoing studies into how Arimistane could aid individuals dealing with certain cancers where high estrogen levels pose risks such as breast cancer or ovarian cancer.

But remember – while these potential therapeutic uses sound promising, they’re still under investigation and more research is needed before definitive conclusions can be made about their effectiveness.

It’s important not just for bodybuilders but anyone considering using Arimistane – especially given this compound’s possible side effects like fatigue or mood swings (more on that later).

The Core Benefits: Estrogen Regulation, Testosterone Boosting, and PCT

Testosterone Boosting and PCT

Let’s talk about using Arimistane as a PCT supplement. If you’re familiar with the product “Rebirth PCT”, you’ve probably seen Arimistane on the shelves at your local supplement shop. Many claim it’s the best PCT one can use after SARMs. Why is that, and what is the best Arimistane supplement anyways?

Firstly, Arimistane plays a vital role in estrogen regulation. Your body naturally produces estrogen – but too much of it can lead to problems like water retention or gynecomastia in men. An arimistane supplement can help keep your estrogen levels within an optimal range. By inhibiting the enzyme responsible for converting testosterone into estrogen, it ensures you’re not dealing with an excess.

Secondly, this supplement is known for its testosterone boosting capabilities. Higher testosterone levels typically translate to enhanced muscle growth and improved athletic performance. When Arimistane blocks the conversion of testosterone to estrogen, it results in more free testosterone circulating in your body – thus potentially leading to increased strength and lean muscle mass gains.

Lastly but certainly not least is the use of Arimistane as a part of post-cycle therapy (PCT). After a cycle of prohormones or steroids, there’s usually a dramatic drop in natural hormone production – especially testosterone. This sudden shift can result in several side effects including fatigue and loss of muscle mass. Incorporating Arimistane into your PCT regimen helps stimulate natural hormone production again while simultaneously reducing unwanted side effects.

So let’s break down these benefits:

  • Estrogen regulation: Helps prevent issues related to high estrogen levels such as water retention
  • Testosterone boosting: May improve muscle growth and athletic performance by increasing free circulating testosterone
  • Post Cycle Therapy (PCT): Aids recovery after cycles involving prohormones or steroids

Incorporating Arimistane into your routine could be just what you need if you’re looking at managing your hormones effectively as you build muscle!

Side Effects

Arimistane, as with any supplement or medication, carries a risk of side effects. For some users, these may include headaches, joint pain or even an upset stomach. While these symptoms are typically mild and often resolve on their own, it’s crucial to monitor your body’s response closely.

The long-term consequences of Arimistane use aren’t entirely known due to lack of extensive studies. What we do know is that overuse can lead to hormone imbalance which could have potential serious health implications such as impaired liver function or decreased bone density.

When it comes to drug interactions, caution is key. You should not combine Arimistane with certain medications including blood thinners and heart medications:

  • Blood Thinners: The simultaneous use of Arimistane and blood thinners could increase the risk of bleeding.
  • Heart Medications: If you’re taking heart medication such as beta-blockers or ACE inhibitors, consult your doctor before starting Arimistane.

While this isn’t a comprehensive list of all possible interactions – remember that each person’s body responds differently to supplements like arimistane. That’s why it’s vital for you always communicate openly with your healthcare provider about all medications and supplements you’re currently taking.

Finally – don’t forget: safety should always be paramount when considering any new supplement regimen. With careful monitoring and open communication with your healthcare team – navigating through potential side effects becomes less daunting!

Dosage Recommendations and Best Practices for Safe Consumption

Arimistane Dosage

When it comes to arimistane, it’s crucial that you follow the recommended dosage guidelines. This ensures not only effectiveness but also safety. Generally, a common dosage is around 25-75 mg per day. However, your specific dose may vary depending on factors like body weight, overall health, and individual response.

Body WeightOverall HealthTypical Daily Dose
LightweightGood25 mg
MediumGood50 mg
HeavyGood75 mg

Remember that these are just general guidelines. It’s always best to start with the lowest possible dose and slowly increase as needed while monitoring your body’s response.

Arimistane dosage

There are some important best practices when taking arimistane:

  • Always take with food: This can help reduce potential stomach discomfort.
  • Don’t exceed the recommended daily dose: Taking more than advised won’t necessarily lead to better results, but could increase side effects.
  • Regular check-ups: Especially if you’re using this supplement long-term, regular check-ins with your doctor are vital.

Above all else remember this – everyone’s body is unique! What works well for one person may not work as effectively for another. So listen closely to your own body signals and adjust accordingly under guidance from a healthcare provider.

Keep in mind that arimistane is not an anabolic steroid. It really should be used as part of an overall healthy lifestyle including balanced nutrition and regular exercise.

Legal Status

Let’s dive into the murky waters of legality. The legal status of Arimistane varies widely across the globe. In some countries, it’s completely legal to buy and use without a prescription. However, in others such as Australia, it falls under Schedule 10 – substances which may be abused or misused, the sale or use of which should be prohibited by law except when required for medical or scientific research.

  • United States: Over-the-counter availability.
  • Australia: Prohibited substance (Schedule 10)
  • Canada: Available with prescription only.

But what about ethics? You’re probably wondering if using Arimistane to enhance performance is morally acceptable. Well, that’s a gray area.

The ethical implications depend largely on your viewpoint. Some argue that performance-enhancing substances level out genetic disparities among athletes; others see them as a form of cheating that devalues hard work and natural talent. It also raises questions about fairness in competition – can we really compare performances when one athlete has chemical assistance?

Here are two contrasting views:

  1. Fairness perspective: Using Arimistane is unethical because it gives an unfair advantage over competitors who aren’t using such substances.
  2. Equalizer perspective: It helps balance out inherent genetic advantages/disadvantages between athletes making competitions more fair.

It’s important to remember these are just viewpoints and don’t reflect universal truths about right or wrong ways to approach performance enhancement.

As you navigate this contentious topic, keep in mind both the variable legality globally and differing ethical perspectives surrounding Arimistane usage for performance enhancement purposes.

Real User Experiences: Positive Feedback and Words of Caution

What to Expect

When it comes to arimistane, you’ll find a wide range of user experiences. Many fitness enthusiasts swear by its benefits while others advise caution.

Let’s dive into some positive feedback first. Users often report noticeable changes in their body composition after regular use. They’ve experienced lean muscle gains and significant fat loss, all thanks to arimistane’s potential ability to reduce estrogen and increase testosterone levels.

Here are a few praises from satisfied users:

  • “Within weeks, I noticed my physique becoming more defined.”
  • “My energy levels have skyrocketed since starting arimistane.”

However, like any supplement, there can be downsides too. A word of caution is necessary when considering the possible side effects associated with overuse or misuse of arimistane.

Some users have reported mild headaches or an upset stomach shortly after beginning their regimen. Others have mentioned experiencing temporary mood swings or feelings of fatigue.

In this regard, here are some words of caution from real users:

  • Be careful with dosage – I started feeling unwell when I took more than recommended.”
  • Listen to your body – It told me when I was taking too much.”

While these side effects may seem alarming, they’re usually rare and occur only if one exceeds the recommended dose. That’s why it’s crucial for you to follow dosage instructions carefully and consult your healthcare provider before starting any new supplement routine.

Remember that everyone reacts differently to supplements like arimistane due to individual differences in metabolism and overall health status. What works wonders for one person might not work as well for another.

Therefore, it’s always wise for you to take both the positive feedbacks and words of caution into account while deciding whether arimistane is right for you.

Alternatives in the Spotlight: Natural Inhibitors and Prescription Options


While arimistane has gained popularity for its potential benefits, it’s always a good idea to consider other options. Natural inhibitors and prescription alternatives also have their place in the discussion.

Let’s start with natural inhibitors. These include:

  • Resveratrol: Found in grapes, berries, and peanuts, resveratrol is known for its anti-aromatase properties.
  • Chrysin: This flavonoid is found in passionflower, honeycomb and some mushrooms.

However, it’s crucial to remember that while these substances are natural, they might not be as potent or fast-acting as synthetic compounds like arimistane.

On the other hand, there are prescription aromatase inhibitors you can explore if you’re looking for something stronger:

  • Anastrozole (Arimidex): Often used as part of breast cancer treatment.
  • Letrozole (Femara): Commonly prescribed to post-menopausal women battling breast cancer.
  • Aromasin (Exemestane): Known for reducing estrogen levels in postmenopausal women to help prevent the spread of breast cancer.

Remember though that these medications come with their own set of side effects and should only be taken under medical supervision.

 Natural InhibitorsPrescription Options
1ResveratrolAnastrozole (Arimidex)
2ChrysinLetrozole (Femara)
3Aromasin (Exemestane)

It all boils down to what works best for your body. Whether you choose a natural inhibitor or a prescription option instead of arimistane depends on your personal health goals and circumstances. Always consult with a healthcare professional before making any changes to your regimen!

Frequently Asked Questions

What is the recommended arimistane dosage for muscle building?

The recommended arimistane dosage for muscle building is generally 25mg-75mg per day for a six-week cycle. However, this can vary depending on individual factors and it’s best to follow the manufacturer’s instructions or consult a health professional.

How should I use arimistane as a hormone control supplement?

Arimistane is often used as part of a prohormone cycle or as one of the best PCT (Post Cycle Therapy) supplements. You can use it on cycle or as a standalone supplement, but ensure to follow the recommended arimistane dosage.

What are the benefits of an arimistane supplement?

Arimistane benefits include its potent anti-estrogen effects, muscle building advantages, and enhancement of fat loss. It can also minimize estrogen related side effects such as bloating and gynecomastia.

Which is the best arimistane supplement in the market?

There are various supplements containing arimistane, each offering diverse benefits. Some factors to consider when choosing the best supplement include brand reputation, user reviews, and the quality of additional ingredients.

Does arimistane work as an estrogen blocker?

Yes, arimistane works as an estrogen blocker since it’s an aromatase inhibitor. It works by binding to the aromatase enzyme and prevents it from converting testosterone into estrogen, thus reducing estrogen levels in the body.

Can I expect side effects with arimistane?

Arimistane side effects are generally minimal if used at the recommended dosage. However, exceeding the suggested dosage or long-term use may lead to side effects like joint pain and dryness. Always consult with a professional before starting any supplement regimen.

Is arimistane a potent muscle-building supplement?

Arimistane is one of the most potent muscle-building supplements because of its anti-estrogen and testosterone boosting properties. However, this effectiveness can vary from person to person depending on factors such as diet, workout regimen, and overall health.

Where can I buy cheap arimistane for sale?

Many online retailers sell cheap arimistane supplements. Ensure to buy from verified and reputable sellers. Additionally, it’s crucial to note that while price is a factor, the quality of the supplement should not be compromised.

Can I use arimistane for men’s bodybuilding benefits?

Yes, arimistane for men is often used for its bodybuilding benefits, which are due to its ability to inhibit estrogen and boost testosterone. By doing so, it promotes muscle growth and improved physical performance.

Can I take arimistane standalone after a sarms cycle?

Yes, you can take arimistane standalone as it is considered one of the best PCT after a sarms cycle. Taking it standalone may help normalize hormone levels after a cycle, promoting recovery and maintaining muscle gains.


  1. Brito, Dayamín, et al. “7‐keto‐dheametabolism In Humans. Pitfalls In Interpreting the Analytical Results In The Antidoping Field“. Drug Testing and Analysis, vol. 11, no. 11-12, 2019, p. 1629-1643.
  2. Brito, Dayamín, et al. “Detection Of Urinary Metabolites Of Arimistane In Humans By Gas Chromatography Coupled To High‐accuracy Mass Spectrometry For Antidoping Analyses“. Rapid Communications in Mass Spectrometry, vol. 33, no. 24, 2019, p. 1894-1905.
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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