MK-677 Tablets

Growth Hormone Secretagogue • Recovery • Muscle Preservation • Sleep Optimization

MK-677 (Ibutamoren) is a highly researched growth hormone secretagogue known for its ability to stimulate the natural release of growth hormone (GH) and IGF-1 without suppressing endogenous hormone production. Unlike injectable peptides, MK-677 is orally active and provides long-lasting GH elevation through selective ghrelin receptor activation.

This capsule format offers a convenient, stable, and high-purity option for research applications involving growth, repair, and metabolic optimization.

Key Research Highlights

1. Increases GH & IGF-1 Levels

MK-677 mimics the activity of ghrelin, activating the GHSR-1a receptor and promoting:

• sustained release of natural growth hormone

• significant increases in IGF-1

• preservation of natural pituitary function

These effects make MK-677 a valuable research agent in GH-regulation models.

2. Muscle Growth & Lean Mass Support

Research indicates MK-677 may:

• enhance lean muscle development

• improve protein synthesis

• support muscle preservation during caloric deficits

• reduce muscle wasting in catabolic or aging models

Its GH-boosting profile contributes to superior anabolic activity.

3. Fat-Loss & Metabolic Enhancement

In metabolic studies, MK-677 has demonstrated potential benefits including:

• improved metabolic rate

• support for fat oxidation

• reduced visceral fat accumulation

• enhanced cellular regeneration

These effects are tied to GH/IGF-1 mediated metabolic pathways.

4. Improved Bone Density & Joint Health

MK-677’s IGF-1 elevation plays a vital role in:

• increasing bone mineral density

• enhancing joint integrity

• supporting long-term skeletal strength

It is frequently studied in models of aging and bone degeneration.

5. Sleep Quality & Recovery Optimization

One of the most notable findings in MK-677 research is its impact on recovery:

• increases REM sleep duration

• enhances deep sleep

• improves overall recovery

• supports hormonal balance

Better sleep correlates with improved tissue repair and metabolic stability.

6. Anti-Aging & Cellular Regeneration

Due to long-term GH elevation, research suggests:

• improved skin elasticity and collagen integrity

• enhanced cellular turnover

• increased vitality in aging research models

MK-677 is a key compound in longevity studies.

Form & Stability

All Peptide Labs research capsules are produced with 99%+ purity for consistency and reliability.

• Tablets Format: 10 mg MK-677 (Ibutamoren) per Tablets

• Quantity: 100 capsules

• Purity: 99%+ (HPLC-tested)

• Storage:

  • Store in a cool, dry place

  • Avoid heat, humidity, and direct light

• Shelf Life: Up to 2 years unopened under proper conditions

Research Applications Overview

1. Growth Hormone Stimulation

2. Lean Muscle Enhancement

3. Metabolic Rate Optimization

4. Fat-Oxidation and Body Composition Studies

5. Sleep & Recovery Research

6. Aging & Longevity Models

7. Bone Density Support

Molecular Information

• Name: MK-677 (Ibutamoren Mesylate)

• CAS: 159752-10-0

• Molecular Formula: C27H36N4O5S

• Molecular Weight: 528.66 g/mol

• Form: Oral Tablets (research-grade only)