Qualified research institutions, biochemical laboratories, and scientific investigators studying growth hormone secretagogues, ghrelin receptor pathways, somatotropic axis modulation, and IGF-1 dynamics trust our MK-677 powder (Ibutamoren mesylate / Nutrobal) as a high-specification, reliable reagent. Offered exclusively as MK-677 powder for controlled in vitro, pharmacological, endocrinological, metabolic, aging-related, and analytical research applications, this orally active non-peptide GH secretagogue is synthesized under strict protocols to support precise experimental reproducibility.
Unmatched Purity & Comprehensive Testing
Our MK-677 powder consistently achieves ≥98% purity (frequently ≥99%), verified through orthogonal analytical methods including HPLC, LC-MS/MS, GC-MS, and NMR spectroscopy. Every batch is independently third-party tested, with full Certificates of Analysis (CoA) provided that confirm chemical identity, potency assay, residual solvent profiles, moisture content, heavy metal absence, microbial purity, and no detectable degradation products. This level of scrutiny guarantees batch-to-batch consistency and clean, trustworthy data in GH/IGF-1 release assays, receptor binding studies, long-term metabolic profiling, nitrogen balance experiments, bone density models, sleep architecture investigations, and reference standard preparation.
As a potent, selective ghrelin mimetic and growth hormone secretagogue receptor (GHSR-1a) agonist, MK-677 (Ibutamoren) stimulates sustained GH and IGF-1 elevation in preclinical models without significantly elevating cortisol or prolactin in many systems, making it a cornerstone compound for studying chronic GH axis activation and its downstream effects.
Detailed Product Specifications
- Full chemical name: (R)-1′-(2-Amino-2-methylpropyl)-1-[(4-fluorophenyl)methyl]-2,3-dihydro-1H-indole-2,3-dione mesylate (Ibutamoren mesylate)
- CAS Number: 159752-10-0 (freebase); 178261-41-1 (mesylate salt)
- Molecular formula: C₂₇H₃₆N₄O₅S (mesylate)
- Molar mass: 528.66 g/mol (mesylate salt)
- Appearance: White to off-white fine crystalline powder
- Storage recommendation: 2–8°C in airtight, light-resistant container with desiccant; protect from moisture and light for maximum shelf life
- Solubility: Excellent in DMSO, methanol, ethanol; improved aqueous solubility due to mesylate salt form
Packaged in high-barrier, tamper-evident glass vials with desiccant packets to maintain stability during transit and long-term storage, enabling accurate microgram-to-gram scale handling.
Why Research Labs Choose MK-677 Powder
Investigators frequently select MK-677 powder for its:
- High oral bioavailability and prolonged GH/IGF-1 elevation in animal models
- Utility in studying sarcopenia, cachexia, age-related decline, wound healing, sleep quality, and appetite regulation pathways
- Non-peptidic structure offering advantages over injectable GHRH/GHRP analogs
- Transparent sourcing, rigorous CoA documentation, and batch reproducibility
“The solubility, purity, and consistency of this MK-677 powder made it the clear choice for our chronic GH secretagogue metabolic studies – excellent IGF-1 response data.” – Endocrinology & Longevity Research Group
Research-Use-Only – Strict Compliance Enforced
This compound is sold strictly for legitimate in vitro research, forensic analysis, reference standard preparation, and authorized scientific or institutional purposes. It is not intended for human or veterinary consumption, not approved for therapeutic, medical, dietary supplement, or performance-enhancing use. All purchasers must be licensed researchers, accredited institutions, or verified entities in full compliance with applicable national and international regulations concerning research chemicals and investigational compounds. Credential verification or institutional documentation may be required prior to fulfillment.
Limited Availability – Secure Your Supply Today
High-demand MK-677 powder (Ibutamoren / Nutrobal) sees consistent interest from GH/IGF-1, metabolism, and aging research programs, with inventory constrained by exacting production, purification, and quality assurance timelines. Avoid project interruptions by placing your order promptly.
Buy MK-677 powder now from a trusted MK-677 powder vendor and USA supplier for fast, discreet, tracked delivery to your verified research facility. Add to cart today and equip your lab with a premium, rigorously tested GH secretagogue reagent. Order MK-677 powder online before current stock sells out – advance your somatotropic and metabolic research with confidence.
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