GHRP-2 5mg Peptides
Precision begins with the integrity of every vial.
Peptide Scientific Labs GHRP-2 is a lyophilized research peptide presented in a sterile-dried vial with a total strength of 5mg. This unflavored, laboratory-first format is selected for controlled research settings, supporting consistent preparation and repeatable methods. As a growth hormone secretagogue peptide, GHRP-2 is widely studied for its interaction with ghrelin receptors and its role in growth hormone signaling pathways.
- Each vial contains 5mg of GHRP-2, investigated for ghrelin receptor engagement, pituitary signaling dynamics, and growth hormone release profiles in controlled research models.
The lyophilized presentation is designed to support reliable handling by qualified personnel in clean laboratory environments. Researchers value the dry, stable format for protocol flexibility, method development, and aliquoting consistency across replicates. When properly reconstituted under aseptic technique, the peptide can be incorporated into validated workflows and monitored with standard analytical controls appropriate to the study design.
This vial is intended for non-ingestive laboratory use and is suited to methodical explorations where compound integrity and batch-to-batch consistency matter. Its format facilitates measured preparation, protocol documentation, and traceable recordkeeping—key elements for reproducibility and quality in modern research practice. Cold-chain stewardship and careful packaging help protect the lyophilized matrix in transit, aligning with research expectations for controlled handling.
Backed by the discipline of a USA-based research supplier, Peptide Scientific Labs emphasizes quality at every step—from careful sourcing and controlled production environments to analytical verification of identity and purity to support confident use in the lab. Each lot is prepared with attention to consistency and transparency so researchers can plan, execute, and document their work with assurance.
Research Use Only: This material is furnished strictly for laboratory research. It is not a drug, food, cosmetic, or dietary supplement, and is not intended for human use. Handle only by trained professionals using appropriate laboratory practices and institutional guidelines. Peptide Scientific Labs stands for rigor, clarity, and trust—so every vial reflects the standards your research requires.
- 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 Peptide Scientific Labs 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.
