Ostarine MK-2866 Capsules

Ostarine, also known as MK-2866 or enobosarm, belongs to the category of selective androgen receptor modulators. It was originally developed by Merck & Company and is under investigation for its potential to treat severe conditions such as muscle wasting and osteoporosis.

Clinical studies have suggested that Ostarine has the potential to reduce fasting blood glucose, LDL cholesterol levels, and insulin resistance.

The Ostarine capsules for sale from BehemothLabz are intended for laboratory research use only and are not for human consumption.

We also offer Ostarine MK-2866 for sale in liquid form if you are interested in those instead. 

Packaged in an air-sealed mylar bag. Keep contents sealed and stored in a cool, dry place. Items are shipped in a plain envelope or bubble mailer within 24-48 hours (or the next business day).

How Does Ostarine MK-2866 Work?

It’s widely recognized that androgens are essential for regulating skeletal muscle mass in research conditions. However, androgens influence more than just muscle tissue growth. When androgen receptors are indiscriminately activated by compounds such as steroids, it frequently results in a range of adverse effects.

SARMs (Selective Androgen Receptor Modulators) are designed to specifically target muscle tissues and potentially enhance anabolic processes while minimizing effects on reproductive organs. Among the various SARMs developed, Ostarine’s structure appears to offer unique benefits.

Research has shown that Ostarine may be as effective as dihydrotestosterone (DHT), a potent androgen, in restoring the size of pelvic floor muscles in models. These muscles are rich in androgen receptors, making them a prime target for Ostarine’s action.

Ostarine also has the ability to activate muscle stem cells, known as satellite cells. These cells play a crucial role in muscle remodeling and regeneration. Additionally, Ostarine stimulates cells in the connective tissue, which are vital for the recovery process following muscle injuries.

Another significant action of Ostarine is its ability to potentially increase the activity of the insulin-like growth factor 1 (IGF-1) gene. Ostarine is studied for its potential involvement in anabolic pathways, including those associated with IGF-1 signaling.

Properties of Ostarine MK-2866

• It is an investigational selective androgen receptor modulator (SARM)
• CAS Number is stated as 841205-47-8
• Molar Mass is 389.334 g·mol−1
• It has a Chemical Formula of C19H14F3N3O3
• IUPAC Name is ((2S)-3-(4-cyanophenoxy)-N-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-2-methylpropanamide)
• Also known by Synonyms as GTx-024, MK-2866, Ostarine, S-22.

Research Applications of Ostarine (MK-2866)

Preclinical and laboratory research shows that Ostarine (MK-2866) is studied for its role in muscle biology. Studies show that it activates androgen receptors in muscle cells. This leads to increased cell proliferation and differentiation, along with higher expression of proteins in muscle formation. These findings make it a useful compound in research focused on muscle wasting, sarcopenia, and anabolic signaling pathways in research models.

Additional research explores the Ostarine in models related to cachexia, frailty, and bone health. Scientific reviews and experimental studies indicate that compounds like Ostarine are investigated for their ability to preserve lean tissue and improve musculoskeletal function in disease-related wasting conditions. 

Why Buy Ostarine MK-2866 from BehemothLabz?

Behemoth Labz is the best place to buy Ostarine. We offer Ostarine for sale for research purposes.

We have been around since 2014, supplying the highest-quality research compounds money can buy. Our products come with a 100% satisfaction guarantee, free and fast shipping, and a money-back guarantee on Ostarine MK-2866 Capsules. 

BehemothLabz Disclaimer

Please make sure you go through the Terms and Conditions, and please familiarize yourself with them, as they are important. Please research the scientific uses of this product before making any purchases. Make note that the packaging and labels of the product may differ from those shown on the website.

Buying the product means you agree to our Terms and Conditions. You can contact our awesome customer service team at support@behemothlabz.com if you are not fully satisfied with the product. Customer satisfaction is our number one priority!

ATTENTION: All BehemothLabz products are strictly for LABORATORY AND RESEARCH PURPOSES ONLY. They are not to be used for any human or veterinary purposes.

Reference Links

PubChem. (2026). Ostarine(MK-2866). Nih.gov; PubChem. https://pubchem.ncbi.nlm.nih.gov/compound/Ostarine_MK-2866

Leciejewska, N., Kołodziejski, P. A., Sassek, M., Nogowski, L., Małek, E., & Pruszyńska-Oszmałek, E. (2022). Ostarine-Induced Myogenic Differentiation in C2C12, L6, and Rat Muscles. International Journal of Molecular Sciences, 23(8), 4404. https://doi.org/10.3390/ijms23084404

Borecki, R., Piotr Byczkiewicz, & Jolanta Słowikowska-Hilczer. (2025). Selective androgen receptor modulators (SARMs) — potential anabolic drugs for the treatment of cachexia and frailty syndrome. Endokrynologia Polska, 76(3), 246–256. https://doi.org/10.5603/ep.104795