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Ipamorelin

Category

GH / Neuro / Misc Research

CAS Number

170851-70-4

Form Factor

Lyophilized Powder

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Ipamorelin is a pentapeptide growth hormone secretagogue with remarkable selectivity — it produces robust GH release with minimal impact on cortisol, prolactin, ACTH, or appetite, making it the cleanest GH secretagogue in its class while preserving natural pulsatile GH secretion patterns.

Ipamorelin is a pentapeptide growth hormone secretagogue with remarkable selectivity — it produces robust GH release with minimal impact on cortisol, prolactin, ACTH, or appetite, making it the cleanest GH secretagogue in its class while preserving natural pulsatile GH secretion patterns.

CAS Number

170851-70-4

Secondary CAS

1622358-30-2

Purity

99%+ HPLC Verified

Molecular Formula

C38H49N9O5

Molar Mass

711.8531 g/mol

Form Factor

Lyophilized Powder

Synonyms

Ipamorelin Acetate NNC 26-0161
  • Endocrinology: Ipamorelin is studied as the most selective growth hormone secretagogue in its class. Unlike other GHRP-class peptides, it produces robust GH release with minimal effects on cortisol, prolactin, ACTH, or appetite. Research examines the molecular basis for this selectivity, including receptor binding affinity profiling and downstream signaling pathway analysis across different pituitary cell types.
  • Bone Biology: Ipamorelin is actively studied in bone biology for its effects on osteoblast activity, bone mineral density, and skeletal turnover markers. Research demonstrates enhanced bone formation without the cortisol elevation that can promote bone resorption, positioning it as a GH secretagogue with favorable bone safety profiles. Studies examine long-term skeletal outcomes in osteoporosis and fracture healing models.
  • Gerontology: In aging research, Ipamorelin is studied for addressing age-related GH decline with minimal systemic side effects. Its selectivity means it avoids the appetite stimulation (unlike GHRP-6), cortisol elevation (unlike GHRP-2), and prolactin increase seen with other GH secretagogues. Research examines whether this clean profile translates to better long-term tolerability in chronic aging intervention studies.
  • Comparative Pharmacology: Ipamorelin is used as a reference compound in comparative GHRP selectivity studies. Research profiles its receptor binding, signaling cascade activation, and physiological effects against GHRP-2, GHRP-6, Hexarelin, and MK-677 to understand the structural determinants of GH secretagogue selectivity and develop next-generation compounds with optimized activity profiles.

Storage Conditions

Unreconstituted

Store at -20°C to 4°C (freezer or refrigerator). Stable for 24+ months.

Reconstituted

Refrigerate at 2–8°C. Use within 30 days for optimal stability.

Avoid

Repeated freeze-thaw cycles, direct sunlight, and temperatures above 25°C.

Safety & Compliance

  • Wear nitrile gloves and safety goggles when handling research compounds.
  • Work in a clean, controlled environment (laminar flow hood recommended).
  • Dispose of sharps and used materials in approved biohazard containers.
  • This product is for laboratory research use only (RUO) — not for human or veterinary use.

Quality Assurance Standards

Each production lot is subjected to rigorous analytical evaluation to meet pharmaceutical-grade specifications. Full testing results and procedural documentation are furnished through the accompanying Certificate of Analysis (COA) with every shipment.

Certificate of Analysis

Latest COA for Ipamorelin — independently tested via HPLC and Mass Spectrometry.

Testing Methodology

Every batch undergoes a multi-stage analytical pipeline before release. Results are compiled into the Certificate of Analysis (COA) included with each order.

  • HPLC — High-Performance Liquid Chromatography confirms peptide purity ≥98%.
  • Mass Spectrometry — Validates molecular identity and correct sequence.
  • Endotoxin (LAL) — Limulus Amebocyte Lysate assay ensures endotoxin levels are within safe limits.
  • Sterility — Microbial contamination testing per USP standards.

Learn More About Peptides

Explore our research library covering purity, synthesis, storage, solubility, and more.

Peptide Information

Research Database

Browse peer-reviewed studies, clinical trials, and scientific sources behind our peptide resources.

View Research
COA Included With Every Order
Third-Party Lab Tested
Quality Guaranteed
Free Shipping on Orders $150+

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Stacking Considerations

Ipamorelin is a selective GH secretagogue (GHRP) commonly combined with GHRH peptides for amplified GH release.

Ipamorelin is a pentapeptide growth hormone secretagogue with remarkable selectivity — it produces robust GH release with minimal impact on cortisol, prolactin, ACTH, or appetite, making it the cleanest GH secretagogue in its class while preserving natural pulsatile GH secretion patterns.

CAS Number

170851-70-4

Secondary CAS

1622358-30-2

Purity

99%+ HPLC Verified

Molecular Formula

C38H49N9O5

Molar Mass

711.8531 g/mol

Form Factor

Lyophilized Powder

Synonyms

Ipamorelin Acetate NNC 26-0161
  • Endocrinology: Ipamorelin is studied as the most selective growth hormone secretagogue in its class. Unlike other GHRP-class peptides, it produces robust GH release with minimal effects on cortisol, prolactin, ACTH, or appetite. Research examines the molecular basis for this selectivity, including receptor binding affinity profiling and downstream signaling pathway analysis across different pituitary cell types.
  • Bone Biology: Ipamorelin is actively studied in bone biology for its effects on osteoblast activity, bone mineral density, and skeletal turnover markers. Research demonstrates enhanced bone formation without the cortisol elevation that can promote bone resorption, positioning it as a GH secretagogue with favorable bone safety profiles. Studies examine long-term skeletal outcomes in osteoporosis and fracture healing models.
  • Gerontology: In aging research, Ipamorelin is studied for addressing age-related GH decline with minimal systemic side effects. Its selectivity means it avoids the appetite stimulation (unlike GHRP-6), cortisol elevation (unlike GHRP-2), and prolactin increase seen with other GH secretagogues. Research examines whether this clean profile translates to better long-term tolerability in chronic aging intervention studies.
  • Comparative Pharmacology: Ipamorelin is used as a reference compound in comparative GHRP selectivity studies. Research profiles its receptor binding, signaling cascade activation, and physiological effects against GHRP-2, GHRP-6, Hexarelin, and MK-677 to understand the structural determinants of GH secretagogue selectivity and develop next-generation compounds with optimized activity profiles.

Storage Conditions

Unreconstituted

Store at -20°C to 4°C (freezer or refrigerator). Stable for 24+ months.

Reconstituted

Refrigerate at 2–8°C. Use within 30 days for optimal stability.

Avoid

Repeated freeze-thaw cycles, direct sunlight, and temperatures above 25°C.

Safety & Compliance

  • Wear nitrile gloves and safety goggles when handling research compounds.
  • Work in a clean, controlled environment (laminar flow hood recommended).
  • Dispose of sharps and used materials in approved biohazard containers.
  • This product is for laboratory research use only (RUO) — not for human or veterinary use.

Quality Assurance Standards

Each production lot is subjected to rigorous analytical evaluation to meet pharmaceutical-grade specifications. Full testing results and procedural documentation are furnished through the accompanying Certificate of Analysis (COA) with every shipment.

Certificate of Analysis

Latest COA for Ipamorelin — independently tested via HPLC and Mass Spectrometry.

Testing Methodology

Every batch undergoes a multi-stage analytical pipeline before release. Results are compiled into the Certificate of Analysis (COA) included with each order.

  • HPLC — High-Performance Liquid Chromatography confirms peptide purity ≥98%.
  • Mass Spectrometry — Validates molecular identity and correct sequence.
  • Endotoxin (LAL) — Limulus Amebocyte Lysate assay ensures endotoxin levels are within safe limits.
  • Sterility — Microbial contamination testing per USP standards.

Learn More About Peptides

Explore our research library covering purity, synthesis, storage, solubility, and more.

Peptide Information

Research Database

Browse peer-reviewed studies, clinical trials, and scientific sources behind our peptide resources.

View Research

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