Buy MK-677 (Ibutamoren) Pellets 10 mg for Growth Hormone and Endocrine Research
What is MK-677 (Ibutamoren)?
MK-677, also known as Ibutamoren Mesylate, is a non-peptidic growth hormone secretagogue (GHS) that acts as a ghrelin receptor agonist (GHS-R1a).
It is widely studied for its ability to stimulate GH and IGF-1 release without affecting cortisol levels.
In research environments, MK-677 is used to explore endocrine pathways, metabolic regulation, and muscle-growth signaling.
Chemical Overview
| Property | Specification |
|---|---|
| Chemical Name | Ibutamoren Mesylate |
| Synonyms | MK-677, L-163,191 |
| Molecular Formula | C27H36N4O5S • CH4O3S |
| Molecular Weight | 624.77 g/mol |
| Form | Pellet (10 mg each) |
| Purity | ≥ 99% (HPLC verified) |
| Intended Use | Research and analytical applications only |
How MK-677 Works in the Body (Research Context)
MK-677 mimics the natural hunger hormone ghrelin, binding to GHS-R1a receptors in the brain and pituitary gland.
This activation triggers the GH/IGF-1 axis, leading to increased secretion of:
Growth Hormone (GH)
Insulin-Like Growth Factor 1 (IGF-1)
IGFBP-3 and related growth mediators
Researchers use MK-677 to study:
GH and IGF-1 pathway mechanisms
Muscle protein synthesis and metabolic adaptation
Endocrine feedback loops involving ghrelin and somatostatin
Sleep and recovery modulation via growth hormone pulsatility
Key Benefits for Researchers
High-purity, accurate pellet format (10 mg each)
Stable and easy to measure for in-vitro and ex-vivo assays
Reproducible results in endocrine and metabolic studies
Non-peptidic — no rapid degradation issues common to peptides
Verified for molecular integrity and composition
Product Details and Purity
| Attribute | Details |
|---|---|
| Pellet Content | 10 mg MK-677 per pellet |
| Matrix | Inert, pharma-grade binder |
| Color | White to off-white |
| Packaging | Sealed blister or vial (10 or 50 pcs) |
| Testing Methods | HPLC, FTIR, and GC-MS |
| Shelf Life | 24 months if stored properly |
H2: Dosage & Usage Guidelines (Research Use Only)
For laboratory and analytical testing only — not for human or veterinary use.
Solubility: Ethanol, DMSO, and water (pH 6–8).
Handling: Use protective gear and operate within controlled lab settings.
Storage: Keep sealed at 2–8 °C in a dark, dry environment.
Safety, Side Effects & Precautions
MK-677 is a potent endocrine modulator; researchers must handle it with care.
Avoid inhalation and skin contact.
Use gloves, mask, and eye protection.
Dispose of residual materials per local lab regulations.
⚠️ Disclaimer: This product is sold strictly for scientific and analytical research purposes only.
Quality Assurance & Testing
Each batch of MK-677 Pellets is manufactured in an ISO and GMP-compliant facility and tested for:
≥ 99% purity by HPLC
Structural identity via GC-MS and NMR
Absence of residual solvents or impurities
All shipments include a Certificate of Analysis (COA) and Safety Data Sheet (MSDS).
Commitment to Quality and Compliance
Peptide Online Store ensures full traceability, ethical sourcing, and regulatory compliance with international research standards.
Every compound is laboratory-verified and safely packaged for worldwide distribution.
Potential Applications (For Research Use Only)
Endocrine Studies: GH and IGF-1 secretion mechanisms
Muscle and Tissue Regeneration Research
Neuroendocrine Feedback Analysis
Metabolic Health and Aging Studies
Sleep Cycle and Circadian GH Fluctuation Testing
Why Choose Peptide Online Store for MK-677 Pellets?
99% pure research-grade formulation
Discreet global shipping and secure packaging
Rapid order fulfilment (24 hours)
Verified COA and batch traceability
Trusted by universities and analytical labs worldwide
Shipping & Delivery Information
Dispatch Time: Within 1 business day after order verification
Packaging: Tamper-proof and light-resistant containers
Delivery: 3–10 business days globally with tracking
Customs: Neutral documentation for research materials
How to Order Online
Visit PeptideOnlineStore.com
Navigate to SARMs / Peptide Blends / Growth Hormone Secretagogues
Select MK-677 (Ibutamoren) Pellets – 10 mg
Add desired quantity and proceed to checkout
Receive email confirmation with COA and tracking details
Frequently Asked Questions (FAQ)
Q1: What is the difference between MK-677 and peptide GHRPs?
A: MK-677 is a non-peptidic compound that stimulates GH release orally via ghrelin receptor activation, whereas GHRPs are short peptides requiring parenteral delivery.
Q2: Is MK-677 legal to purchase for research?
A: Yes — it is legal for licensed laboratory and analytical use.
Q3: What documentation is provided?
A: Each batch comes with a COA and MSDS.
Q4: Can these pellets be stored long-term?
A: Yes, up to 24 months when kept sealed and cool (2–8 °C).
Related Research Compounds
CJC-1295 DAC 5 mg
GHRP-6 Peptide 5 mg
Ipamorelin 2 mg Vials
MK-2866 (Ostarine) Capsules
RAD-140 (Testolone) Powder
Final Thoughts
MK-677 (Ibutamoren) Pellets – 10 mg offer a precise, high-purity solution for investigating growth hormone and IGF-1 dynamics.
With GMP-verified production, lab-tested purity, and reliable delivery, Peptide Online Store remains the trusted source for advanced endocrine and metabolic research materials.