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MK-677 Unique Compound for Muscle Growth, Endurance, and Recovery

Reference Price: USD 100-150

  • Product Name MK-677
  • CAS No. 159752-10-0
  • MF C28H40N4O8S2
  • MW 624.7692
  • Boiling point 868.9°C at 760 mmHg
  • Flash point 479.3°C
  • PSA 196.6600

Detailed Description

MK-677, also known as Ibutamoren or Nutrobal, is a compound often associated with Selective Androgen Receptor Modulators (SARMs), although it is not technically a SARM. It is a non-peptide oral growth hormone that stimulates growth hormone release through distinct receptors in the pituitary and hypothalamus. MK-677 mimics the action of ghrelin, a hormone that stimulates growth hormone release. This article explores the effects and benefits of MK-677, including muscle growth, endurance, recovery, fat burning, strength, increased bone density, and improved sleep quality.

Muscle Gains:
MK-677 promotes the release of growth hormone and insulin-like growth factor 1 (IGF-1) without affecting cortisol levels. This hormonal response enhances protein synthesis in skeletal muscles, leading to increased muscle growth and preservation. MK-677's ability to elevate IGF-1 levels for up to 24 hours after a dose helps maintain an anabolic state, facilitating muscle gains.
Growth hormone plays a crucial role in promoting healing and accelerating recovery from injuries. MK-677 stimulates the release of growth hormone, which expedites the repair and regeneration of muscle tissue. This faster recovery allows individuals to resume their workouts sooner, leading to improved progress and performance.


Fat Burning:
Growth hormone has been associated with reducing body fat storage and enhancing fat loss during calorie-restricted diets. MK-677's ability to stimulate growth hormone release may contribute to increased fat oxidation and a more efficient metabolism, supporting the body's fat-burning processes.
While not the most potent strength-enhancing compound, MK-677 can still provide moderate increases in strength. Users often experience the ability to lift heavier weights and perform exercises with greater ease. The strength gains achieved with MK-677 can have significant benefits for overall muscle development and physical performance.
Increased Bone Density:
Studies have shown that MK-677 can improve bone mineral density in humans. By increasing bone density, MK-677 reduces the risk of fractures and provides additional structural support for the growing muscular frame. The potential for enhancing bone health is a key area of research for MK-677's medical applications.
Improved Sleep Quality:
Users of MK-677 often report improved sleep quality, with faster sleep onset and deeper sleep patterns. Quality sleep is vital for recovery and overall well-being. By facilitating better sleep, MK-677 contributes to enhanced recovery processes and increased mental and physical energy levels.


MK-677, or Ibutamoren, is a unique compound that stimulates growth hormone release by mimicking the action of ghrelin. It offers a range of benefits for bodybuilders and athletes, including muscle growth, endurance, recovery, fat burning, increased strength, improved bone density, and enhanced sleep quality. While MK-677 is generally considered to be well-tolerated with minimal side effects, it is essential to use it responsibly and consult with a healthcare professional before starting any supplementation regimen.