Ipamorelin is a synthetic pentapeptide studied as a selective growth hormone secretagogue (GHS). It belongs to the GHRP (growth hormone-releasing peptide) class and is recognized in the research literature for binding the ghrelin receptor with a comparatively high degree of selectivity, meaning it shows less off-target interaction with cortisol and prolactin than older-generation GHRPs. Helix Bio supplies Ipamorelin as a lyophilized research peptide, synthesized to a high purity standard and verified before it ships, with a Certificate of Analysis available for every lot. This product is manufactured strictly for laboratory research and is not intended for human or animal use.
HPLC certified
Independent analysis
Highest standard
Full traceability
Ipamorelin is one of the more extensively referenced GHRPs in growth hormone axis research, largely because of its receptor selectivity. Unlike earlier GHRPs such as GHRP-6, which are associated with broader off-target hormonal activity in research models, Ipamorelin is frequently described in the literature as a 'cleaner' secretagogue — meaning its activity at the ghrelin receptor is not accompanied by the same degree of cortisol or prolactin elevation observed with less selective analogs.
As a pentapeptide, Ipamorelin has a shorter amino acid sequence than many other research peptides, which contributes to its stability profile and makes it a common reference compound in comparative GHRP studies.
Each vial contains synthetic Ipamorelin acetate in lyophilized powder form, with no fillers or carrier proteins beyond what is required for stable lyophilization. Exact peptide content per vial (for example, 2mg or 5mg configurations) is listed on the individual product listing and confirmed on the batch-specific Certificate of Analysis.
This product is intended exclusively for laboratory research, including in-vitro assays, receptor-binding studies, and non-clinical research protocols conducted by qualified professionals. It is not formulated, labeled, or approved for human consumption, veterinary use, or any therapeutic application.
Researchers evaluating GHRP suppliers usually weigh the same handful of factors: how selective the compound is, whether the purity claim is backed by documentation, and whether the supplier is set up specifically for research customers rather than general consumers. Helix Bio's Ipamorelin listing is built around those priorities. Every lot is HPLC-tested before it ships, the Certificate of Analysis is available on request, and the packaging and labeling are structured for laboratory use rather than personal use. For labs already working with CJC-1295, Ipamorelin is also available as part of a paired blend listing, which can simplify sourcing for protocols that study both compounds together.
This listing is intended for:
It is not intended for individual consumers seeking a product for personal, therapeutic, or performance use.
| Specification | Details |
|---|---|
| Product Name | Ipamorelin |
| Category | Growth Hormone-Releasing Peptide (GHRP) — Selective GH Secretagogue, Research Peptide |
| Purity | High-purity synthetic peptide, verified via HPLC prior to release |
| Appearance | White to off-white lyophilized powder |
| Storage | Store lyophilized powder frozen (-20°C) or refrigerated, protected from light and moisture, until reconstitution |
| Packaging | Sealed sterile glass vial, single-use research packaging |
| Research Use | Laboratory and non-clinical research use only — not for human or veterinary use |
| Manufacturer | Produced for Helix Bio by a contracted peptide synthesis laboratory |
| Quality | Batch-tested for purity and identity prior to release |
| Lot Testing | Certificate of Analysis (CoA) available per lot upon request |
| Country of Origin | Available upon request |
Ipamorelin is studied in the context of receptor pharmacology, endocrinology, and the growth hormone axis. Common areas of academic and laboratory interest include:
This information is provided for educational and research context only. Helix Bio does not make claims about outcomes in humans or animals, and this product is not evaluated or approved for any therapeutic, diagnostic, or performance use.
| Attribute | Ipamorelin | GHRP-2 | GHRP-6 |
|---|---|---|---|
| Receptor Selectivity | High — recognized in research literature as one of the more selective GHRPs | Lower selectivity, associated with broader off-target activity in research models | Lower selectivity, considered a first-generation GHRP |
| Cortisol/Prolactin Interaction (Research Models) | Reported as minimal in comparative studies | Reported as more pronounced than Ipamorelin | Reported as more pronounced than Ipamorelin |
| Peptide Class | Pentapeptide, selective GHRP | Hexapeptide, GHRP | Hexapeptide, GHRP |
| Common Research Pairing | Frequently paired with a GHRH analog such as CJC-1295 | Studied independently or against other GHRPs | Studied independently or against other GHRPs |
Peptide quality is generally assessed using two complementary methods: High-Performance Liquid Chromatography (HPLC) to confirm purity, and mass spectrometry to confirm molecular identity. Helix Bio's Ipamorelin is synthesized under controlled laboratory conditions and tested using these methods before release. The resulting Certificate of Analysis documents the batch number, purity result, and identity confirmation for that specific lot, giving researchers a paper trail they can reference in their own protocol documentation.
Because purity and stability can be affected by improper handling after the product leaves the lab, Helix Bio also packages each vial to minimize exposure to light, moisture, and temperature fluctuation during transit. Researchers who want to verify a batch independently can request the CoA before or after purchase.
Helix Bio does not publish third-party certifications that have not been independently issued, and encourages researchers to request current, batch-specific documentation rather than relying on generic purity claims.
Orders are packaged to help preserve peptide stability in transit, typically in sealed vials with protective packaging suited to domestic US shipping. Specific carrier options, delivery timeframes, and documentation (such as invoices or CoAs) can be confirmed at checkout or by contacting Helix Bio directly, as these details vary by order volume and destination.
This product is sold strictly for laboratory research use. It is not a drug, dietary supplement, food, or cosmetic, and it has not been evaluated by the FDA for safety or efficacy for any human or animal use. This product is not for human consumption. It should be handled only by qualified individuals trained in laboratory research practices, in a setting equipped for the safe handling of research chemicals. By purchasing this product, the buyer confirms they are acquiring it for legitimate research purposes and agrees not to use it for personal consumption, clinical treatment, or any purpose other than in-vitro or non-clinical research. Helix Bio makes no medical claims and does not guarantee any specific research outcome.
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
Knowledge Base
What bacteriostatic water contains, how it differs from sterile water and saline, where the 28-day opened-vial figure comes from, and what a COA can show.
Do you need a prescription for peptides? It depends on the category. See which peptides need one, which do not, and the dated 2026 FDA rules that apply.
The complete 2026 list of FDA-approved peptides: 47 drugs by category and approval year, which popular peptides are not approved, and pipeline to watch.
