Growth Hormone & Secretagogues

IPAMORELIN

Research Use Only
Purity
99%
CAS Number
170851-70-4
Molecular Weight
711.85 g/mol
Storage
2–8°C (36–46°F)
Zurich Rx research vial with red cap
IPAMORELIN

Compound Overview

Ipamorelin is a synthetic pentapeptide classified as a growth hormone secretagogue (GHS) and a highly selective ghrelin receptor (growth hormone secretagogue receptor, GHSR-1a) agonist. It was developed to selectively stimulate the GHSR-1a receptor while exhibiting minimal activity at other endocrine receptors, making it a valuable research compound for studying growth hormone signaling and peptide-receptor interactions.

Due to its receptor selectivity, Ipamorelin has become an important investigational peptide in laboratory research involving endocrine physiology, neuroendocrine regulation, receptor pharmacology, and peptide-mediated cellular signaling. Researchers continue to investigate its receptor binding characteristics, intracellular signaling pathways, pharmacokinetic properties, and structure-activity relationships to better understand growth hormone secretagogue biology.

As a well-characterized research peptide, Ipamorelin provides scientists with a useful experimental model for examining ghrelin receptor activation and endocrine signaling mechanisms in both cellular and preclinical laboratory studies.

Research Applications

Growth hormone secretagogue receptor (GHSR-1a) pharmacology Ghrelin receptor signaling Endocrine physiology Cellular signaling and receptor activation Peptide-receptor interaction studies Neuroendocrine regulation Structure-activity relationship (SAR) investigations Pharmacokinetic and pharmacodynamic analysis Animal model research Peptide stability and formulation research

Research applications are presented for educational and informational purposes only and do not imply approved therapeutic uses.

Product Specifications

Purity99%
AppearanceWhite to Off-White Lyophilized Powder
Molecular FormulaC38H49N9O5
Molecular Weight711.85 g/mol
StorageStore refrigerated at 2–8°C (36–46°F). For extended storage, maintain at −20°C or below. Protect from moisture and light.
CAS Number170851-70-4
Research GradeLaboratory Research Use Only

Available Sizes

5 mg 10 mg

Pricing: Inquire — contact our team for current pricing and availability.

Product Documentation

COA
HPLC Report
Mass Spec
Purity Data
Request documentation for your exact lot

Every batch of IPAMORELIN is independently tested and assigned its own lot number. When you request documentation, include the product name and lot number printed on your vial so we can send the COA, HPLC, and MS data specific to the batch in your hand — not a generic reference sample. Request documentation →

Laboratory Handling

Store refrigerated immediately upon receipt to preserve peptide integrity. For long-term laboratory storage, freezing at −20°C or below is recommended. Protect the lyophilized peptide from excessive heat, moisture, and direct light. Avoid repeated freeze-thaw cycles after reconstitution, as these may affect peptide stability. Allow the vial to reach room temperature before opening to minimize condensation, and always use sterile equipment and appropriate aseptic laboratory techniques during handling. This product is intended for use only by qualified research personnel in controlled laboratory environments.

Selected Scientific Literature

  1. Raun K, Hansen BS, Johansen PB, et al. Ipamorelin, the First Selective Growth Hormone Secretagogue. European Journal of Endocrinology.
  2. Bowers CY. Growth Hormone-Releasing Peptides and Their Therapeutic Potential. Endocrine.
  3. Smith RG, Van der Ploeg LHT, Howard AD, et al. Peptidomimetic Regulation of Growth Hormone Secretion Through the Growth Hormone Secretagogue Receptor. Endocrine Reviews.
  4. Holst B, Schwartz TW. Constitutive Ghrelin Receptor Activity as a Signaling Target in Endocrine Research. Trends in Pharmacological Sciences.
Research Use Only (RUO)

This product is intended exclusively for laboratory research. It is not intended for human consumption, therapeutic use, diagnostic procedures, or veterinary applications. Zurich Rx supplies research materials solely for scientific investigation; researchers are responsible for ensuring products are handled and used in accordance with applicable laws and institutional policies. See our full RUO disclaimer.

Compare with related compounds

Other compounds researchers commonly browse alongside IPAMORELIN in Growth Hormone & Secretagogues.

CompoundPurityMolecular WeightCAS Number
IPAMORELIN99%711.85 g/mol170851-70-4
CJC-1295 & IPAMORELIN BLEND99% (Each Peptide)Blend – Not Applicable
CJC-1295 (No DAC)99%3,364.0 g/mol86168-78-7 (Modified GRF (1-29))
CJC-1295 (DAC)99%3,364.90 g/mol863288-34-0
IGF-1 LR3 (LONG R3 INSULIN-LIKE GROWTH FACTOR-1)99%9,203.3 g/mol946870-92-4

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