Sermorelin
10mgVolume Pricing
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About Sermorelin
Sermorelin (GRF 1-29 NH2) is a synthetic 29-amino acid peptide corresponding to the first 29 amino acids of naturally occurring growth hormone-releasing hormone (GHRH). It is the shortest fully functional fragment of GHRH and is studied for its ability to stimulate endogenous pituitary growth hormone secretion while maintaining normal pulsatile GH release patterns. Investigated in preclinical and clinical research for age-related GH decline, body composition, sleep architecture, and neuroendocrine axis regulation.
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Published Study Findings on Sermorelin
Detailed Research & Citations
In-depth findings from peer-reviewed preclinical and clinical studies
Sermorelin (GRF 1-29 NH2) is a synthetic 29-amino acid peptide corresponding to the biologically active N-terminal segment of human growth hormone-releasing hormone (GHRH). It is the shortest fully functional fragment of GHRH capable of stimulating pituitary somatotroph cells to release endogenous growth hormone while preserving natural pulsatile secretion patterns.
Pulsatile Growth Hormone Stimulation
Sermorelin stimulates the pituitary gland to release growth hormone in a physiological pulsatile manner via GHRH receptor activation, maintaining normal feedback mechanisms. Unlike exogenous GH, it does not suppress endogenous GH production or desensitize the GH axis.
BioDrugs (2001)Dose-Dependent GH Elevation
Clinical studies demonstrated dose-dependent increases in serum GH and IGF-1 levels following subcutaneous sermorelin administration. Chronic daily administration for 6–12 months produced sustained elevations in IGF-1 and IGFBP-3 in GH-deficient adults.
BioDrugs (2001)Lean Mass & Fat Reduction
In a randomized, double-blind study of healthy elderly subjects, sermorelin administration increased lean body mass, reduced trunk adiposity, and improved body composition indices over a 4-month treatment period. These changes were associated with sustained IGF-1 elevation.
Journal of Clinical Endocrinology & Metabolism (1997)Enhanced Slow-Wave Sleep
Sermorelin and GHRH analogs have been shown to promote non-REM slow-wave sleep (stages 3–4) and increase nocturnal GH secretion. Sleep studies demonstrated improved sleep efficiency and enhanced restorative sleep architecture in elderly subjects.
Neuroendocrinology (1992)Clinical Safety Profile
Sermorelin has demonstrated a favorable safety profile across multiple clinical trials. As it stimulates endogenous GH through natural feedback pathways, it avoids the supraphysiological GH levels associated with exogenous GH administration. Common side effects are limited to injection site reactions and transient flushing.
BioDrugs (2001)Age-Related GH Decline Reversal
Sermorelin has been studied as a physiological approach to reversing the age-related decline in GH secretion (somatopause). In elderly populations, chronic sermorelin restored GH responsiveness and IGF-1 levels toward youthful ranges without tachyphylaxis over extended treatment periods.
Journal of Clinical Endocrinology & Metabolism (1997)View All 3 Sources
- Sermorelin: A Review of its Use in the Diagnosis and Treatment of Children with Idiopathic Growth Hormone Deficiency
- Effects of Growth Hormone-Releasing Hormone on Body Composition and Metabolic Parameters in Healthy Elderly Subjects
- Growth Hormone-Releasing Hormone Improves the Quality of Sleep in Elderly Subjects
All findings above are sourced from peer-reviewed journals for educational reference. This product is for research purposes only — not for human consumption. Preclinical results may not translate to human outcomes.
Chemical Identity
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