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GHRP-2 2 mg
Peptide Hubs

GHRP-2 2 mg

Product Details Peptide Hubs
Active Substance GHRP-2 Pralmorelin
Strength 2 mg/vial
Vial Size 2 mL vial
Form Lyophilized powder For reconstitution
Research Class GH secretagogue
Peptide Length 6 amino acids Hexapeptide
Terminal Half-Life ~33 minutes 0.55 ± 0.14 h
Primary Target GHS-R Ghrelin receptor pathway
Out of stock
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GHRP-2 2 mg – Peptide Hubs

GHRP-2 (Growth Hormone Releasing Peptide-2) is a potent synthetic hexapeptide widely used in research for stimulating natural growth hormone (GH) secretion via the ghrelin receptor. It is one of the most studied peptides in the GHRP family and offers excellent potential in body composition, recovery, and anti-aging studies. Peptide Hubs offers a high-purity 2 mg lyophilized vial optimized for accurate and consistent experimental use.

What Is GHRP-2?

GHRP-2 binds to the ghrelin receptor (GHS-R1a), leading to a rapid increase in endogenous GH release. It is stronger than GHRP-6 in terms of GH spike but causes less appetite stimulation. Unlike GHRH analogs, GHRP-2 acts directly on the pituitary and hypothalamus to promote pulsatile GH secretion. Researchers also observe secondary benefits such as IGF-1 elevation, improved sleep quality, and appetite modulation. For background, read this NIH review on GHRPs and ghrelin receptor agonists.

Research Applications

GHRP-2 is widely used in studies related to:

  • Growth hormone stimulation and GH deficiency models
  • Muscle mass retention and anabolic recovery
  • Appetite regulation and metabolic balance
  • Sleep quality and circadian rhythm improvement

GHRP-2 is often evaluated alongside GHK Basic 50 mg for regenerative support or stacked with AOD 9604 for fat metabolism studies. In GH-optimization cycles, it may also be combined with CJC-1295 DAC for synergistic growth hormone pulse amplification.

Technical Details

Peptide Type
Synthetic Hexapeptide
Peptide Sequence
D-Ala-D-2-Nal-Ala-Trp-D-Phe-Lys-NH₂
Peptide Length
6 Residues
Terminal Form
C-Terminal Amide
Molecular Formula
C₄₅H₅₅N₉O₆
Molecular Weight
818.0 g/mol
CAS Number
158861-67-7
PubChem CID
6918245
Receptor Target
Ghrelin Receptor (GHSR)
Alternative Names
Pralmorelin · KP-102

Dosage & Usage Guidelines

  • Dosage Range: 100–300 mcg per dose, 1–3 times daily
  • Administration: Subcutaneous injection (fasted state preferred)
  • Cycle: 4–12 weeks depending on study design

Stacking Combinations

Researchers often stack GHRP-2 with complementary peptides depending on the research goal:

  • DSIP – for sleep enhancement and cortisol modulation
  • FOX04-DRI – to study aging pathways in relation to GH secretion
  • B7-33 – to reduce fibrosis and support tissue elasticity
  • Cardiogen – for cardiovascular tissue regeneration studies

Safety & Legality

GHRP-2 is for laboratory research only and is not approved for human use. Potential side effects observed in animal and preclinical models may include increased prolactin or cortisol at very high doses. No aromatization, liver toxicity, or estrogenic effects have been observed. For ongoing research into ghrelin mimetics, see ClinicalTrials.gov.

Shipping & Product Authenticity

USA Domestic
4–5 business days
International
13–15 business days
Order Processing
24–48 business hours
Tracking
Tracking number provided
Direct Supply & Discreet Delivery

This product is supplied through the official Peptide Hubs distribution chain and shipped in original manufacturer packaging. The outer shipping package remains discreet, with privacy-focused handling and no unnecessary external product details.

What to Expect

  • ✔ Orders are processed after payment confirmation
  • ✔ USA Domestic shipping is typically faster when local stock is selected
  • ✔ International orders include tracking, though update frequency may vary by destination
  • ✔ Multiple warehouses may result in separate shipments when applicable
Authenticity support: official Peptide Hubs presentation, batch-linked lab proof, and original packaging help reinforce product legitimacy and buyer confidence.
Verified Supply

For complete delivery details, tracking policy, and reshipment terms, please see our Shipping Info page.

Storage

Store the lyophilized powder at controlled room temperature (15–25°C) in a dry, dark place, away from direct light and moisture. The unopened vial should be kept in its original packaging to maintain stability.

After reconstitution, store the solution at 2–8°C and use within 14 days. Do not freeze. Discard any unused portion after the recommended storage period. Before use, inspect the solution and avoid use if it appears cloudy, discolored, or contains particulate matter, or if the vial or seal is compromised.

Keep out of reach of children. Follow proper handling and sterile injection practices during research use.

Proper storage conditions help maintain product stability and consistent performance across the product's shelf life.

Frequently Asked Questions

What is GHRP-2 used for?

GHRP-2 is a synthetic peptide used in research to increase natural growth hormone secretion and study its effects on muscle growth, recovery, and metabolism.

How does GHRP-2 differ from GHRP-6?

GHRP-2 causes a stronger GH pulse with less appetite stimulation than GHRP-6, making it better suited for GH-focused research rather than bulking or hunger-driven protocols.

Is GHRP-2 safe for human consumption?

No. GHRP-2 is not FDA-approved for human use and is sold strictly for laboratory research purposes only.

Can GHRP-2 be combined with other peptides?

Yes. GHRP-2 is often combined with CJC-1295 DAC, DSIP, or AOD 9604 for advanced studies in GH pulse amplification, recovery, or metabolic enhancement.

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