GHRP-2 5mg Peptides
For rigorous laboratories, precision begins at the molecule—and reliability is measured at every step.
Better Molecule GHRP-2 5mg is a lyophilized research peptide presented in a single vial for controlled laboratory use. This unmodified, freeze-dried format supports careful handling and reproducible preparation. The active ingredient is Growth Hormone Releasing Peptide-2 (GHRP-2), supplied at a total content of 5mg per vial to facilitate accurate stock solutions, method development, and protocol standardization.
- Each vial contains 5mg of GHRP-2 (Growth Hormone Releasing Peptide-2), widely studied as a ghrelin receptor agonist for growth hormone secretagogue activity, assay calibration, and dose-response modeling in controlled research settings.
Developed for non-clinical applications, this lyophilized peptide is suited to laboratories that prioritize consistency and clear documentation. The dry, stable format allows researchers to prepare measured aliquots and target concentrations using appropriate sterile diluents under aseptic technique, supporting repeatable results across protocols. The material’s clarity and uniformity when properly reconstituted help maintain analytical confidence during in vitro testing and other permitted research workflows.
Better Molecule reflects a USA-based standard of quality built around traceability and control. Each lot is produced and handled in a controlled environment, with lot-level documentation designed to verify identity and assess purity. Certificates of Analysis are available by lot, and materials are released only after meeting defined specifications. From sourcing to final packaging, our focus is on compound integrity, careful handling, and transparent quality practices that support dependable research outcomes.
Choose Better Molecule for research peptides that emphasize purity, consistency, and clarity. Our disciplined approach—clean presentation, precise labeling, and documented testing—helps laboratories maintain confidence in their materials and methods.
Research Use Only: This product is intended strictly for laboratory research. Not for human consumption, medical, veterinary, or diagnostic use. Handle only by qualified personnel following appropriate laboratory safety and compliance procedures.
- Most orders ship within 24 hours and arrive within 3 to 5 days of leaving our warehouse.
- Shipping is free on orders of $99+ (except Hawaii and Alaska).
- All orders ship in discreet packaging via USPS Ground Advantage mail.
Delivery restrictions vary by state.
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Frequently Asked Questions
What are GH peptides?
GH peptides — short for growth-hormone-related peptides — are a research category that includes two main subgroups. The first is growth-hormone-releasing hormone (GHRH) analogs, such as Sermorelin, Tesamorelin, and CJC-1295, which are studied for their interaction with the GHRH receptor. The second is growth hormone secretagogues, such as Ipamorelin, GHRP-2, GHRP-6, and Hexarelin, which are studied for their interaction with the ghrelin receptor (GHS-R1a).
Both subgroups are investigated in the research context of growth-hormone-axis biology. All GH peptide products from Better Molecule are lyophilized research compounds intended solely for in vitro laboratory investigation.
How do GH peptides differ from recombinant growth hormone?
Recombinant human growth hormone is the full 191-amino-acid human GH protein, produced via recombinant DNA technology. It is essentially identical to the endogenous hormone itself. GH peptides, by contrast, are much shorter sequences — typically on the order of a few to a few dozen amino acids — that do not act as GH themselves but rather engage upstream receptors (GHRH-R or GHS-R1a) involved in the GH signaling axis.
This makes the two categories mechanistically distinct. Recombinant GH is a replacement of the hormone itself, while GH peptides are research tools for studying the regulatory machinery that controls endogenous GH release.
What is the difference between GHRH analogs and GH secretagogues?
GHRH analogs are peptides modeled on the natural growth-hormone-releasing hormone sequence. They are studied for their ability to bind the GHRH receptor on the pituitary — the same receptor used by endogenous GHRH. Examples include Sermorelin (a GHRH 1-29 analog), Tesamorelin, and CJC-1295.
GH secretagogues are a structurally different class of peptides that act through the growth hormone secretagogue receptor (GHS-R1a), better known as the ghrelin receptor. Examples include Ipamorelin, GHRP-2, GHRP-6, and Hexarelin. The two classes engage different receptors and are therefore studied as distinct pharmacological families in research on GH signaling.
