Research use only. All compounds are for in vitro laboratory research. Not for human consumption. Not FDA approved.
MK-677 Ibutamoren research peptide vial
HPLC Verified
>99% Purity
COA Included
Growth Hormone Secretagogues

MK-677 (Ibutamoren)

$79.99
MK-677 (Ibutamoren) — oral ghrelin receptor agonist studied for GH secretion, IGF-1 axis modulation and metabolic research. >99% HPLC purity. COA included. Research use only.
Format Lyophilized powder
Purity >99% HPLC verified
Storage Lyophilized: -20°C
CAS Number
Select Size
Also available: Tirzepatide (10mg) →
In Stock — 2–5 day domestic delivery
HPLC Verified
>99% Purity
📄 COA Included
For Research Use Only (RUO)
Not for human consumption. Not intended to diagnose, treat, cure, or prevent any disease. For in vitro and laboratory research purposes only.

Product Information

MK-677 (Ibutamoren) — Oral GH Secretagogue Research Compound

MK-677 (Ibutamoren) is a non-peptide oral ghrelin receptor agonist with one of the largest research literature bases of any GH secretagogue. Researchers searching for MK-677 for sale or where to buy MK-677 in USA will find Official Peptides supplies research-grade MK-677 at >99% HPLC purity.

Molecular Profile

  • Molecular Formula: C27H36N4O5S
  • Molecular Weight: 528.67 g/mol
  • CAS Number: 159634-47-6
  • Purity: >99% HPLC verified (third-party)

Research Applications

MK-677 has been studied for GH pulse amplitude and frequency, IGF-1 axis modulation, nitrogen balance, bone mineral density research, and sleep architecture investigations. Official Peptides is US-based with domestic shipping. Ships to USA and Australia.

For Research Use Only. MK-677 is not approved for human use and is intended strictly for in vitro laboratory research.

Research Guide

MK-677 (Ibutamoren): A Research Compound Overview

GH secretagogue receptor mechanism, IGF-1 axis upregulation, sleep architecture, and body composition research.

Read the Research Guide →

For Research Use Only. This compound is intended strictly for in vitro laboratory research by qualified scientists. Not for human consumption. Not FDA approved. Keep out of reach of children.

Third-Party Verified

Every Order Ships with a Certificate of Analysis

We don't just claim purity — we prove it. Every batch of MK-677 (Ibutamoren) is independently tested by an accredited third-party laboratory before it reaches you. Your COA is linked to your specific lot number.

HPLC purity analysis — minimum threshold >99%
Mass spectrometry — molecular weight confirmation
Lot number traceable to your order
Endotoxin limits verified — safe for cell-based assays
View Sample COA & Testing Process
Official Peptides Labs Certificate of Analysis
ProductMK-677 (Ibutamoren)
Lot #OP-2025-4932
HPLC Purity>99.0%99.2%PASS
Mass Spec (MW)ConfirmedConfirmedPASS
Endotoxin<1 EU/mg<0.5 EU/mgPASS

Researcher Reviews

Reviews

There are no reviews yet.

Be the first to review “MK-677 (Ibutamoren)”

Your email address will not be published. Required fields are marked *