Peptide Hubs
Latest laboratory result 6.20 mg/vial November 26, 2025 · 124.00% of 5 mg label claim · Batch #GAGHRP2-11 View
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GHRP-2 5 mg
Product Details Peptide Hubs
Active Substance GHRP-2 Growth hormone-releasing peptide 2
Strength 5 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
Primary Target GHS-R Ghrelin receptor pathway
$24.00
$40.00
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GHRP-2 5 mg – Peptide Hubs
GHRP-2 (Growth Hormone Releasing Peptide-2) is a synthetic hexapeptide used in experimental models to trigger growth hormone release via ghrelin receptor activation. The 5 mg vial by Peptide Hubs offers researchers a potent, lab-grade tool to study GH elevation, recovery, metabolism, and hormonal feedback loops. It is particularly valued in studies involving aging, tissue repair, and GH deficiency.
How GHRP-2 Works
GHRP-2 binds to the GHS-R1a receptor in the pituitary and hypothalamus, leading to a sharp increase in pulsatile GH release. This action mimics the effect of endogenous ghrelin, though with greater specificity and potency. Unlike GHRP-6, GHRP-2 has a lower appetite-stimulating effect, making it suitable for studies focused on lean mass maintenance, IGF-1 upregulation, and metabolic enhancement.
For a deeper overview of its GH-releasing effects and receptor interactions, visit this NIH review on GHRPs and ghrelin receptor agonists.
Key Research Applications
GHRP-2 5 mg is used across various research areas, including:
- Growth hormone stimulation in GH-deficient models
- Body composition optimization and muscle retention
- Fat metabolism and recovery studies
- Sleep regulation and circadian rhythm improvement
GHRP-2 is often co-administered with CJC-1295 DAC for synergistic GH pulse enhancement. Researchers also combine it with GHK Basic for collagen and wound healing protocols.
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
Suggested Experimental Use
- Dosage Range: 100–300 mcg per dose, 1–3x daily
- Administration: Subcutaneous injection (typically fasted)
- Duration: 4–12 week cycles depending on experimental goals
Stacking Possibilities
GHRP-2 is commonly included in research stacks with other Peptide Hubs products:
- DSIP – to explore hormonal feedback during sleep recovery cycles
- Cartalax – for soft tissue regeneration during anabolic support research
- Chonluten – to stabilize immune response during metabolic enhancement models
- B7-33 – for anti-fibrotic modulation during cell proliferation studies
Safety and Legal Status
GHRP-2 is not FDA-approved and is intended exclusively for research purposes. It does not aromatize or affect liver enzymes and is not known to be hepatotoxic or carcinogenic. Transient prolactin or cortisol elevation has been observed in some models at high doses. For verified studies and regulatory updates, consult ClinicalTrials.gov.
Batch-Tested & Verified Lab Results
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 5 mg used for?
GHRP-2 5 mg is used in research to stimulate growth hormone secretion, enhance recovery, support lean mass retention, and examine endocrine system modulation.
What is the difference between GHRP-2 and GHRP-6?
GHRP-2 has a stronger GH pulse and less appetite stimulation compared to GHRP-6, making it more suitable for research focused on lean mass and metabolic efficiency.
Is GHRP-2 legal or FDA-approved?
No. GHRP-2 is not FDA-approved for human use and is sold strictly for research purposes in controlled lab environments.
Can GHRP-2 be stacked with other peptides?
Yes. GHRP-2 is commonly stacked with CJC-1295 DAC, DSIP, or GHK Basic for studies on hormone modulation, tissue recovery, or sleep-enhanced repair mechanisms.
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