Overview
GHRP-2, commercially known as Pralmorelin, is a synthetic hexapeptide recognized as one of the most effective members of the growth hormone-releasing peptide family. It functions by mimicking the action of ghrelin and binding to specific receptors in the pituitary gland, which prompts a significant increase in the natural secretion of growth hormone. Unlike some earlier secretagogues, it has underwent Phase 2 clinical trials and is frequently utilized in clinical settings as a diagnostic tool to assess growth hormone deficiencies.
Beyond its diagnostic applications, GHRP-2 is highly valued in research for its systemic anabolic and regenerative properties. It significantly influences body composition by promoting the reduction of adipose tissue and the accrual of lean muscle mass. Additionally, research indicates potential secondary benefits such as improved immune function through thymic support, enhanced sleep quality, and cardioprotective effects during ischemic stress. Its ability to stimulate appetite makes it distinct among performance-enhancing peptides.
Mechanism of action
GHRP-2 acts as a potent agonist of growth hormone secretagogue receptors (GHS-R) in the pituitary and also modulates the ghrelin system to trigger endogenous growth hormone release while inhibiting somatostatin.
Reported benefits
- ▸Accelerates the development of lean muscle mass by promoting protein synthesis.
- ▸Facilitates weight loss and improved body composition through lipolysis.
- ▸Strengthens skeletal integrity and joint health by aiding calcium mineralization.
- ▸Enhances metabolic recovery and injury repair by stimulating stem cell activity.
- ▸Supports cardiovascular health by protecting heart cells from programmed cell death.
- ▸Optimizes sleep quality, specifically increasing the duration of REM cycles.
Reported side effects
- ·Increased appetite / hunger
- ·Increased prolactin levels
- ·Increased ACTH levels
Often stacked with
GHRH (Growth Hormone Releasing Hormone)