Ostarine for Sale: 99% Pure MK-2866 25mg Capsules
Need Ostarine for sale that comes with real proof of quality? Chemyo supplies MK-2866 in precise 25mg capsules, with 60 capsules in every bottle. An independent laboratory tests each batch to 99% purity. On top of that, we publish the certificate of analysis before any order leaves our facility.
Reliable research starts with reliable material. For that reason, we focus on purity, accurate strength and open documentation. You always know what each capsule holds. You can also read the exact lab report for your batch. As a result, your work stays consistent and easy to repeat.
On this page, you will find a clear overview of Ostarine and its research history. You will also learn how we test it, how to store it and how to buy Ostarine online in a few quick steps.
At a glance: Ostarine (MK-2866), 25mg per capsule, 60 capsules per bottle, 99% purity, third-party HPLC tested, batch-matched COA. Sold strictly for laboratory research use.
What Is Ostarine (MK-2866)?
Ostarine is a non-steroidal selective androgen receptor modulator, or SARM. Its research code is MK-2866. Its official nonproprietary name is Enobosarm. You may also see the codes GTx-024 and S-22 in older papers. All of these names point to the same compound.
The pharmaceutical company GTx, Inc. developed Ostarine in the early 2000s. Since then, it has become the most studied compound in the entire SARM class. In fact, few research chemicals of its kind have reached as many clinical trials.
Like other SARMs, Ostarine binds to the androgen receptor. However, its structure is non-steroidal. Because of this, scientists use it to explore how androgen receptor signaling can vary between tissue types.
How Does Ostarine Compare to Other SARMs?
Ostarine is often described as the reference compound of the SARM class. That is mainly due to its long clinical record. By comparison, RAD-140 and LGD-4033 have smaller bodies of published human data. As a result, many labs use Ostarine as a benchmark when they compare compounds side by side. You can view related products in our full range of SARMs for sale.
Ostarine Research Background
Ostarine has one of the deepest research records of any SARM. The sections below summarize the main areas scientists have studied. This overview is for background only. It does not suggest any use outside the laboratory.
Preclinical Selectivity Studies
First, early preclinical work examined Ostarine’s binding to the androgen receptor. Researchers compared its activity in different tissues using animal models. These studies helped define its selectivity profile. In turn, they laid the groundwork for later clinical research.
Muscle Wasting Trials
Next, Ostarine entered clinical trials focused on muscle wasting, also called cachexia, in patients with cancer. A Phase II study was published in The Lancet Oncology in 2013. After that, two larger Phase III trials were run in patients with lung cancer. However, those trials did not meet their main goals, and the compound was not approved.
Breast Cancer Research
In addition, researchers have studied Enobosarm in androgen receptor-positive breast cancer. Several clinical studies have explored this area over the past decade. Even so, Ostarine is still not approved by the FDA for any use.
Regulatory and Safety Literature
Finally, responsible researchers should also review the regulatory and safety literature. The FDA has issued public warnings about SARMs sold for personal use. Meanwhile, published case reports describe liver injury in people who used SARMs outside of clinical studies. These findings are another reason Ostarine belongs only in controlled research settings.
To read the original papers, search PubMed for “Enobosarm” or “MK-2866”. Primary sources are the best basis for sound, well-referenced experimental design.
Why Buy Ostarine from Chemyo?
Many websites offer Ostarine for sale. Yet independent studies of the SARM market have found major quality gaps. Some products hold far less compound than their labels claim. Others contain a different substance altogether. That is exactly why testing and transparency sit at the heart of everything we do.
99% Purity, Verified by Independent Testing
Every batch of our MK-2866 is analyzed by [LAB NAME], an independent laboratory. The lab uses high-performance liquid chromatography (HPLC) to confirm identity and purity. Our Ostarine consistently tests at 99% purity. Moreover, no batch goes on sale until its results are in.
Precise 25mg Capsules, 60 per Bottle
Each capsule contains exactly 25mg of Ostarine. Pre-measured capsules mean you do not need to weigh tiny amounts of powder. Therefore, you save time and lower the risk of measuring errors. With 60 capsules in each bottle, you also get plenty of material from a single batch.
Batch-Matched Certificate of Analysis
Every bottle shows a batch number. That number matches the certificate of analysis on this page. In other words, you can review the exact report for the exact product you receive. See the current report here: Ostarine COA, batch [BATCH #].
Fast, Discreet Shipping
Orders placed before 20:00 leave our facility the same business day. Each parcel ships in plain, secure packaging. Meanwhile, your tracking details arrive by email as soon as the order is on its way.
Friendly, Knowledgeable Support
Do you need a COA copy for your records? Do you have a question about storage? Just reach out to our team. We answer every message, and we are happy to provide technical data for your files.
Our Quality Control Process for Ostarine for Sale
Before any Ostarine for sale appears in our shop, it passes four documented steps. Thanks to this, we can trace every bottle back to its source.
- Sourcing: we buy raw MK-2866 only from vetted manufacturers with a strong track record.
- Testing: next, an independent lab confirms identity and purity by HPLC.
- Encapsulation: after that, the material is filled into 25mg capsules under controlled conditions.
- Release: finally, we publish the COA and assign the batch number printed on each bottle.
If a batch falls below our 99% standard, we reject it. We never blend it, and we never relabel it. This strict rule is why labs come back to us whenever they need Ostarine for sale they can depend on.
How to Buy Ostarine Online
Placing an order takes only a few minutes. Here is how to buy Ostarine from Chemyo:
- Choose how many bottles you need and click Add to Cart.
- Review your cart and go to checkout.
- Confirm that you are 21 or older and accept our research-use terms.
- Enter your shipping details and complete payment.
- Check your inbox for your confirmation and tracking number.
Planning a longer study? Then order every bottle you need at the same time. That way, all your samples share one batch and one COA. This simple habit keeps your data more consistent.
Storage and Handling
Good storage protects the quality of your material. Keep Ostarine capsules in their original sealed bottle. Store the bottle in a cool, dry place between 15°C and 25°C. Also, keep it away from direct light and moisture.
After opening, close the lid firmly after each use. Avoid damp areas, such as near a sink or an open window. Stored like this, the capsules stay stable until the date printed on the label.
Lastly, follow standard lab safety practices with every research compound. Wear gloves, label containers clearly and keep products away from children and pets. Only qualified professionals should handle this material.
Who Buys Ostarine from Chemyo?
Our customers include university labs, contract research teams and independent scientists. Although their projects vary, they share one need. They want dependable material with clear documentation. Put simply, they need to trust what is inside the bottle.
That is the standard we work to every day. Whether you order one bottle or fifty, each unit meets the same specification. For bulk or repeat orders, contact us for custom pricing and batch reservation.
Ostarine for Sale: Frequently Asked Questions
Is Ostarine the same as MK-2866?
Yes. Ostarine, MK-2866, Enobosarm, GTx-024 and S-22 are all names for the same compound.
What strength are your Ostarine capsules?
Each capsule contains 25mg of Ostarine, and every bottle holds 60 capsules.
How pure is your Ostarine for sale?
Our Ostarine tests at 99% purity by HPLC. The full report for each batch is linked on this page.
Is Ostarine a SARM?
Yes. Ostarine is a non-steroidal selective androgen receptor modulator, and it is the most studied compound in the SARM class.
Where can I buy MK-2866 with a COA?
You can buy MK-2866 from Chemyo. We publish a third-party certificate of analysis for every batch, and the batch number on your bottle matches it.
How should I store Ostarine capsules?
Keep them sealed in the original bottle in a cool, dry place between 15°C and 25°C, away from light and moisture.
Is Ostarine approved for human use?
No. Ostarine is not approved by the FDA for any use. Chemyo sells it for laboratory research only, and it is not for human or animal consumption.
Explore More Research Compounds
Ostarine is often studied next to other research compounds. For example, many labs also order RAD-140 Testolone 10mg or MK-677 Ibutamoren 25mg. You can also browse all SARMs for sale or our full range of research compounds. Every product meets the same 99% purity standard.
Ready to order? Add Ostarine to your cart today and get lab-tested MK-2866 shipped fast.
For Research Use Only. This product is sold strictly for laboratory research. It is not intended for human or veterinary use, consumption, or diagnostic purposes. It is not a drug, food, dietary supplement or cosmetic, and it has not been evaluated or approved by the FDA. Buyers must be 21 or older and agree to our Terms of Sale. Only qualified professionals should handle this product.

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