Selective androgen receptor modulator (SARM) research laboratories and qualified investigators studying tissue-selective anabolic agents, muscle preservation, bone health, and androgen receptor signaling consistently select our MK-2866 capsules (Ostarine / Next LVL Muscle) as a convenient, precisely dosed research format. Each capsule contains a standardized amount of MK-2866, one of the most extensively profiled and well-characterized non-steroidal SARMs, supplied exclusively for controlled in vitro, pharmacological, receptor-binding, myotrophic, catabolic protection, bone metabolism, and analytical investigations.
Laboratory-Grade Purity & Third-Party Verification
Our MK-2866 capsules are formulated with ≥98% pure active compound (often ≥99%), confirmed through orthogonal analytical techniques including HPLC, LC-MS/MS, GC-MS, and NMR spectroscopy. Independent third-party testing provides comprehensive Certificates of Analysis (CoA) for every batch, verifying chemical identity, exact potency per capsule, residual solvent levels, heavy metal screening, microbial purity, and absence of degradation products or contaminants. This stringent quality protocol ensures batch-to-batch consistency and clean, reproducible results in androgen receptor affinity assays, myotube differentiation studies, anabolic-to-androgenic ratio profiling, muscle atrophy prevention models, bone formation assays, and reference standard preparation.
As a first-generation arylpropionamide SARM, MK-2866 (Ostarine) exhibits high binding affinity to the androgen receptor with excellent selectivity for skeletal muscle and bone tissue, delivering significant anabolic activity and minimal androgenic effects in prostate and other non-target tissues in preclinical models — making it a foundational reagent for researching muscle wasting countermeasures, sarcopenia, osteoporosis models, joint integrity, and SARM pharmacology benchmarks.
Key Product Specifications
- Full chemical name: (2S)-3-(4-Cyanophenoxy)-N-[4-cyano-3-(trifluoromethyl)phenyl]-2-hydroxy-2-methylpropanamide
- CAS Number: 841205-47-8
- Molecular formula: C₁₉H₁₄F₃N₃O₃
- Molar mass: 389.33 g/mol
- Dosage per capsule: Standardized research dosing (typically 10mg, 20mg, or 25mg – contact for current spec sheet)
- Form: Precision-filled capsules for accurate handling and dissolution
- Appearance: Uniform solid capsules in tamper-evident bottles
- Storage: 2–8°C in original airtight container; protect from light, heat, and moisture for optimal stability
- Excipients: Standard pharmaceutical-grade fillers (e.g., microcrystalline cellulose, magnesium stearate) for capsule integrity
Capsules are packaged in secure, tamper-evident bottles with desiccant to maintain potency and prevent contamination during transit and storage.
Why Researchers Prefer MK-2866 Capsules
The capsule format provides clear advantages for:
- Precise, repeatable dosing without powder weighing variability
- Streamlined chronic administration or dose-response protocols in anabolic and catabolic studies
- Reduced handling exposure in controlled laboratory environments
- Direct comparison of pre-dosed SARMs in analytical workflows
MK-2866 remains a gold-standard compound for investigating lean muscle preservation, recovery from catabolic states, bone mineral density support, and favorable tissue selectivity in preclinical models.
“The reliable dosing and exceptional purity of these MK-2866 capsules enabled clean, dose-dependent myotube growth and consistent muscle protection data in our catabolic models – a benchmark SARM reagent.” – Muscle Physiology & Androgen Receptor Research Group
Strict Research-Use-Only Policy
These MK-2866 capsules (Ostarine / Next LVL Muscle) are sold exclusively for legitimate scientific research, forensic analysis, reference standard preparation, and authorized institutional or academic purposes. Not for human or veterinary consumption, not approved for medical, therapeutic, dietary supplement, or performance-enhancing applications. All purchasers must be licensed researchers, accredited laboratories, or verified entities in full compliance with applicable national and international regulations concerning research chemicals, investigational SARMs, and controlled substances. Credential verification or institutional documentation may be required.
Limited Availability – Secure Your Supply Today
High-specification MK-2866 capsules continue to be in high demand among advanced SARM, muscle preservation, bone metabolism, and anabolic selectivity research programs, with production limited by stringent synthesis, encapsulation precision, and quality assurance processes. Prevent project delays by reserving your required quantity promptly.
Buy MK-2866 capsules online from a trusted MK-2866 capsules USA supplier for fast, discreet, tracked delivery to your verified research facility. Add to cart today and equip your lab with a premium, precisely dosed SARM capsule reagent. Order MK-2866 capsules before current stock sells out – advance your androgen receptor and myotrophic research with confidence.

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