Buy MK-677 10 MG Pellets (Ibutamoren) are high-purity research chemical pellets, each containing 10 mg of MK-677. Laboratories and researchers use them to study growth hormone secretion, ghrelin receptor agonism, IGF-1 elevation, and potential applications in muscle growth, recovery, and metabolism.
What is MK-677?
MK-677, also known as Ibutamoren, is an orally active, non-peptide growth hormone secretagogue. It mimics the action of ghrelin by binding to the ghrelin receptor (GHSR) in the brain, stimulating the release of growth hormone (GH) and insulin-like growth factor 1 (IGF-1). Developed in the 1990s, it remains an investigational compound and is not an approved medication.
Chemical Properties of Buy MK-677 10 MG Pellets
- IUPAC Name: 2-amino-N-[(1R)-2-[1-(methylsulfonyl)spiro[indoline-3,4′-piperidine]-1′-yl]-1-(phenylmethoxymethyl)-2-oxoethyl]-2-methylpropanamide (free base)
- CAS Number: 159634-47-6 (free base)
- Molecular Formula: C₂₇H₃₆N₄O₅S
- Molar Mass: 528.67 g/mol
- Appearance: White to off-white crystalline solid, compressed into pellets
- Solubility: Soluble in organic solvents like DMSO, ethanol; limited in water
- Key Features: Long-acting with sustained elevation of GH and IGF-1 levels (up to 24 hours from a single dose).
Effects (Research Observations)
MK-677 acts as a ghrelin mimetic to increase endogenous GH and IGF-1. Reported research findings include:
- Increased growth hormone secretion and IGF-1 levels
- Enhanced lean body mass, muscle growth, and recovery
- Improved appetite, sleep quality, and bone density in some studies
- Onset: Effects build over days/weeks with daily use
- Duration: Long biological activity (daily dosing common)
Important Note: These are not approved medical effects. Potential side effects include increased appetite, water retention, insulin resistance, lethargy, joint pain, and elevated cortisol. Strictly for research use only — not for human consumption.
Legality of Buy MK-677 10 MG Pellets
MK-677 is an investigational compound with restricted status:
- United States: Not FDA-approved; sold for research only. Not a controlled substance but illegal in dietary supplements
- United Kingdom / EU: Not approved for human use; research/gray area in many countries
- Canada / Australia: Not approved; prohibited in sport (WADA banned)
- Sports: Prohibited by World Anti-Doping Agency (WADA) at all times
Always verify current local laws. Vendors sell it exclusively for laboratory/research purposes.
Buy MK-677 10 MG Pellets from trusted research chemical and nootropic suppliers offering lab-tested, high-purity products with discreet shipping and compliance documentation.





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