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GHRP-2
Growth Hormone Research Peptides

GHRP-2

GHRP-2
Verified Purity β€” Batch #PX-GHRP-2-2621
99% HPLC Verified

GHRP-2 (growth hormone-releasing peptide 2) is an artificially synthesized hexapeptide being explored for its potential to activate the growth hormone secretagogue receptor (GHS-R1a). With the activation of the growth hormone secretagogue receptor, GHRP-2 has become an important scientific tool to explore growth hormone secretion, endocrine function, metabolism, and neuroendocrine signaling in controlled laboratory settings. Scientific […]

C45H55N9O6
817.97 g/mol
Gly-Glu-Pro-Pro-Pro-Gly...
Lyophilised Powder
2Β°C–8Β°C (Refrigerated)
β‰₯98% (HPLC)
Select Size
5mg β€” £9.99
10mg β€” £18.99
£9.99
/ vial Β· inc. VAT
βœ“ Free UK tracked shipping on orders over Β£75
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Discreet, cold-chain packaging
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14-day returns on sealed, unused items

GHRP-2 (growth hormone-releasing peptide 2) is an artificially synthesized hexapeptide being explored for its potential to activate the growth hormone secretagogue receptor (GHS-R1a). With the activation of the growth hormone secretagogue receptor, GHRP-2 has become an important scientific tool to explore growth hormone secretion, endocrine function, metabolism, and neuroendocrine signaling in controlled laboratory settings.

Scientific investigations employing GHRP-2 include preclinical and in vitro studies exploring pulsatile growth hormone secretion, insulin-like growth factor-1 (IGF-1) signaling, pituitary biology, appetite regulation, protein synthesis, skeletal muscle metabolism, recovery processes, and endocrine functions of aging. The experimental studies have explored the relationship between GHRP-2 and the ghrelin receptor in order to understand hormone secretion and metabolism. However, currently existing evidence is limited only to laboratory and animal studies, and further research is needed.

Uniquely different from therapeutic drugs, GHRP-2 by PeptidesX is meant for research purposes only. This is not approved for use by humans and animals alike. Each production lot comes with a Certificate of Analysis detailing the identity and purity data of that particular batch to enable research grade analysis. Scientists are advised to examine the certificate of analysis provided for each individual batch before embarking on their research.

All GHRP-2 by PeptidesX are meant for research purpose only and should never be used in humans and animals.

Research Areas

  • Growth hormone secretagogue receptor (GHS-R1a) related studies
  • Growth hormone secretion and pulsatility related studies
  • IGF-1 signaling pathway related studies
  • Pituitary function and endocrinology related studies
  • Ghrelin receptor signaling studies
  • Protein synthesis and skeletal muscle metabolism related studies
  • Regulation of appetite and metabolic signaling related studies
  • Healthy aging and neuroendocrine pathway related studies

⚠ Research Use Only.
All products supplied by PeptidesX are intended strictly for in-vitro laboratory and scientific research. Not for human consumption, medical use, veterinary use, or therapeutic application. Researchers are responsible for compliance with all applicable regulations in their jurisdiction.

Compound Data

CAS Number158861-67-7
FormulaC45H55N9O6
Mol. Weight817.97 g/mol
SolubilityWater / Acetic acid
AppearanceWhite powder

Our Testing

HPLC Purity98% βœ“
MS Verifiedβœ“ Pass
Endotoxinβœ“ Pass
Heavy Metalsβœ“ Pass
Batch DateJune 2026
BATCH CERTIFICATE β€” INDEPENDENT LABORATORY ANALYSIS
Batch #PX-GHRP-2-2621
Tested: 14 June 2026 Β· Lab: Analytical Sciences UK Ltd (ISO 17025 Accredited)

Identity & Purity

HPLC / MS-UPLC
TestSpecificationResult
AppearanceWhite lyophilised powderβœ“ Conforms
HPLC Purityβ‰₯ 98.0%98.% βœ“
MS Molecular WeightExpected Β± 0.5 DaConfirmed βœ“
Amino Acid AnalysisTheoretical sequenceConfirmed βœ“
Water Content (KF)≀ 8.0%5.4% βœ“
Net Peptide Contentβ‰₯ 85.0%90.8% βœ“

Safety Testing

Endotoxin / Metals
TestSpecificationResult
Endotoxin (LAL)≀ 5 EU/mg0.9 EU/mg βœ“
Bioburden≀ 100 CFU/g<10 CFU/g βœ“
Lead (Pb)≀ 10 ppm<0.1 ppm βœ“
Arsenic (As)≀ 5 ppm<0.1 ppm βœ“
Mercury (Hg)≀ 3 ppm<0.1 ppm βœ“
Cadmium (Cd)≀ 5 ppm<0.1 ppm βœ“
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Same-Day Dispatch
Order before 3PM Monday–Friday for same-day dispatch via Royal Mail Tracked 24 or courier.
Free on orders over Β£75
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Cold-Chain Packaging
All peptide compounds ship in insulated packaging with gel ice packs to maintain compound integrity.
Included with all orders
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Discreet Delivery
Plain, unmarked outer packaging. No branding or product descriptions visible externally.
Standard on all orders
Storage instructions: 2Β°C–8Β°C (Refrigerated). Lyophilised powder stable for up to 24 months when stored correctly and unopened. Once reconstituted, use within 28 days. Avoid repeated freeze-thaw cycles.

Solubility: Water / Acetic acid. Mix gently by rolling β€” do not vortex.

Returns: Sealed, unopened vials may be returned within 14 days of receipt. Opened vials cannot be returned.
What is GHRP-2?

GHRP-2 is a growth hormone-releasing peptide analogue which activates growth hormone secretagogue receptor (GHS-R1a) and is extensively studied in laboratory research in terms of endocrine physiology and hormone regulation.

How does GHRP-2 work?

Scientists investigate GHRP-2 because of its ability to bind to the growth hormone secretagogue receptor (GHS-R1a), inducing growth hormone secretion, thus enabling the examination of endocrine signaling, pituitary gland and metabolism functions.

Can I buy GHRP-2 online in the UK?

Yes. GHRP-2 can be obtained at PeptidesX for laboratory research only within the UK. The peptide is sold for scientific investigation purposes only and cannot be used on humans or animals.

How do I buy GHRP-2 from PeptidesX?

Select the needed GHRP-2 product on the PeptidesX website and place an order online. Each product at PeptidesX is sold according to the company's research-use-only policy.

What purity can I expect when buying GHRP-2?

Each batch is independently tested and comes with relevant batch-specific documentation. Scientists need to study the accompanying Certificate of Analysis to make sure of the identity and purity of the product.

Why is GHRP-2 studied?

Scientists investigate GHRP-2 in order to study growth hormone secretion, ghrelin receptor activation, IGF-1 signaling, endocrine regulation, appetite-related pathways and metabolic physiology.

What does GHRP-2 research involve?

The majority of research usually revolves around the field of hormonal regulation by the pituitary gland, endocrine communication, muscular physiology, metabolic activity, recovery processes, aging, and pulsatile hormone dynamics by means of laboratory and pre-clinical experimentation.

How is GHRP-2 supplied?

GHRP-2 is offered as lyophilised research peptide suitable for laboratory analysis. The specification of the product, its purity, and batch details can be viewed on the respective product page.

How should GHRP-2 be stored?

It is important for researchers to abide by the storage guidelines indicated on the product label and certificate of analysis. The product should be stored according to the recommended laboratory storage conditions and shielded from high temperatures, humidity, and temperature fluctuations.

Does GHRP-2 increase growth hormone?

Pre-clinical research has shown that growth hormone secretion occurs after the activation of the growth hormone secretagogue receptor. Yet these results apply solely to laboratory and pre-clinical experimentation and cannot be applied to human safety and efficacy.

Is GHRP-2 studied in endocrine and metabolic research?

Yes. GHRP-2 is being researched in the fields of endocrine physiology, GH regulation, IGF-1 signaling, metabolism, appetite regulation, and healthy aging research.

Is GHRP-2 approved for human use?

No. GHRP-2 is an experimental research peptide and has not been authorized by PeptidesX to be used as a drug, dietary supplement, or treatment for any health issue.

Can GHRP-2 be used for muscle growth or performance enhancement?

No. PeptidesX only distributes GHRP-2 for research purposes. Laboratory results can never prove the safety and effectiveness of a product for human consumption.

How is GHRP-2 shipped within the UK?

The UK shipping information is provided at checkout stage. Shipping options, their prices, and delivery times are provided on the website prior to ordering.

Who can buy GHRP-2 from PeptidesX?

GHRP-2 is designed for universities, laboratories, biotech firms, research organizations, and scientists undertaking bona fide research endeavors.