Weight
Hexarelin
Growth
6
Amino acids
Molecular weight
Peptide
Type
Hexarelin is one of the most potent synthetic growth hormone secretagogues available. It stimulates GH release by binding to the GHS-R1a receptor in the pituitary and hypothalamus, mimicking the action of ghrelin. Notably, Hexarelin demonstrates synergistic effects when combined with GHRH, producing GH responses greater than the arithmetic sum of either peptide alone. It also shows unique cardioprotective properties mediated through the CD36 receptor.
Top researched benefits
Overview of Hexarelin
Hexarelin binds to the growth hormone secretagogue receptor 1a (GHS-R1a) in the brain and pituitary gland. This binding initiates a signaling cascade that stimulates somatotroph cells in the anterior pituitary to produce and release growth hormone. Hexarelin also has slight, dose-dependent effects on prolactin, ACTH, and cortisol release. Its cardioprotective effects are mediated through CD36 receptor activation and modulation of calcium channels in cardiomyocytes.
Growth Hormone Enhancement
- Most potent GHRP for stimulating endogenous growth hormone release from the pituitary.
- Produces synergistic GH release when combined with GHRH, greater than sum of individual effects.
- Significant increases in IGF-1 levels through enhanced GH secretion.
Cardiovascular
- Protective effects on cardiac tissue mediated through CD36 receptor activation.
- Reduces apoptosis of cardiomyocytes and controls cardiac action potential.
- Cardiotropic effects mediated by elevation of Ca2+ influx through voltage-gated calcium channels.
Metabolic
- Beneficial effects on lipid metabolism via CD36 receptor in non-obese insulin-resistant models.
- Improved lean mass to fat ratio through GH and IGF-1 elevation.
Storage
Lyophilized: Room temperature. Reconstituted: 2-8°C, use within 28 days
Frequency
2-3 times daily for optimal GH pulses
Typical Dose
100-200 mcg per injection
Cycle Duration
8-12 weeks
Chemical Makeup
Key benefits
Most potent GHRP for GH stimulation
Powerful synergy with GHRH peptides
Cardioprotective effects via CD36 receptor
Enhanced muscle growth and strength
Improved fat metabolism
Better recovery and tissue repair
Maintains natural GH pulsatility
Stable against proteolytic enzymes
Community interest
This peptide is still gaining traction in the community.
Examorelin | Synthetic Growth Hormone Secretagogue
This overview is informational and based on aggregated descriptions from studies and user reports.
Was it helpful?YesHexarelin Molecular Information
View the scientifc details of Hexarelin.
6
Amino Acids
Hexarelin
His
His
Position 1
?
?
Position 2
Ala
Ala
Position 3
Trp
Trp
Position 4
Phe
Phe
Position 5
Lys
Lys
Position 6
Molecular Weight
887DaChain Length
6Amino AcidsType
PeptideHexarelin Protocols
Subcutaneous or intramuscular injection. Hexarelin is rapidly absorbed after subcutaneous administration and demonstrates stability against proteolytic enzymes. Best administered on empty stomach.
| Goal | Dosage | Frequency | Route |
|---|---|---|---|
| Cardioprotection | 100 | 1 week range | SubQ |
| GH optimization | 100 | 2 week range | SubQ or IM |
| Enhanced results | 200 | 2 week range | SubQ or IM |
| With GHRH (synergy) | 100 | 2 week range | SubQ (combined) |
Reconstitution Instructions
Materials needed:
Steps to reconstitute
- Clean work area and hands thoroughly
- Calculate required BAC water volume
- Draw BAC water into syringe
- Inject slowly down vial side (not directly onto powder)
- Gently swirl until dissolved (never shake)
- Store in refrigerator, use within 28 days
Hexarelin Cycle
The Hexarelin Cycle section explains how long a typical cycle lasts and what to expect during each phase. Over time, your body can become less responsive with continuous use.
Taking breaks between cycles may help maintain effectiveness and support better overall results.
- Week 0-0
- GH spike within 15-30 minutes of injection
- Week 1-2
- Improved sleep quality and recovery
- Week 2-4
- Enhanced energy and well-being
- Week 4-8
- Noticeable improvements in body composition
- Week 8-12
- Maximum benefits; consider cycling to prevent desensitization
Dosing tools
Hexarelin Peptide Dosage Calculator
Calculate peptide doses with our visual syringe guide.
0.3mL / 30 units
5 units
0.050 mL
1 mL
2 mL
3 mL
5 mL
Custom
Conversion: 1,000 mcg = 1 mg
Injection Results
Based on your vial and dilution inputs.
Safe concentration range
Hexarelin
SINGLE COMPOUNDVolume per injection
0.05
mL
Concentration
10.00
mg/mL
Doses per vial
20
doses
Total injections per vial
20 injections
How it works
Based on a 10 mg Hexarelin vial diluted with 1 mL of bacteriostatic water, each 500 mcg injection equals 0.05 mL.
Research Purposes Only
These calculators are provided for educational and research purposes only. Always verify calculations and consult with qualified professionals. The information provided is not medical advice. Peptides should only be used in accordance with applicable laws and regulations.
Reference Guide
Dosing Cycle
- Peptide
- Hexarelin
- Dosing
- 100-200 mcg per injection
- Dosing Frequency
- 2-3 times daily for optimal GH pulses
- Cycle Duration
- 8-12 weeks
- Storage
- Lyophilized: Room temperature. Reconstituted: 2-8°C, use within 28 days
Note: Triple agonist; microdose for fewer side effects
Reconstitution Tips
- Use bacteriostatic water (BAC) — contains 0.9% benzyl alcohol for preservation
- Inject water slowly — aim down the vial wall, not directly onto powder
- Never shake — gently swirl or roll the vial until dissolved
- Store properly — refrigerate at 2-8°C after reconstitution
- Use within 28 days — most reconstituted peptides remain stable for about 4 weeks
- Keep sterile — always clean vial tops with alcohol before drawing
Peptide Interactions
Research suggestions of Hexarelin interactions with other common peptides and substances.
Weight
ghr
Growth
GHRP-2
COMPATIBLE
Similar mechanism; typically not stacked together but can be alternated.
Weight
ghrp
Growth
GHRP-6
COMPATIBLE
Same receptor target; Hexarelin is more potent with less appetite stimulation.
Weight
ipa
Growth
Ipamorelin
COMPATIBLE
Both are GHRPs; Hexarelin is more potent but may have more side effects.
Side effects
Contraindications
Active cancer or history of cancer
Pregnancy or breastfeeding
Pituitary disorders
WADA prohibited for competitive athletes
Stop signs
Severe or persistent headaches
Unusual swelling
Signs of carpal tunnel syndrome
Allergic reactions
Bad signs
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Frequently asked questions
What benefits can peptides offer in research?
Peptides can support cellular repair, immune function, metabolic health, and tissue regeneration. Research suggests they may help with recovery, sleep quality, skin health, and cognitive function, depending on the specific peptide and its mechanism of action.
What are some exciting applications of peptides in modern science?
Current research explores peptides for longevity, muscle recovery, wound healing, metabolic disorders, and neuroprotection. Scientists are also investigating peptide-based drug delivery and targeted therapies that could offer more precise treatment options.
How do peptides influence health and wellness?
Peptides work by binding to receptors on cells and triggering specific biological responses. Depending on the peptide, they may promote growth hormone release, support collagen production, modulate inflammation, or influence neurotransmitter activity—each with different implications for health and wellness.
Where can I find the latest studies on peptide applications?
Peer-reviewed journals such as Nature, Science, and specialized publications like Peptides and the Journal of Peptide Science publish ongoing research. PubMed and Google Scholar are useful for searching studies by peptide name or condition.
Are there any guidelines for using peptides in research?
Research use of peptides typically follows institutional review board (IRB) protocols and regulatory guidelines. Dosage, administration route, and safety monitoring should align with published literature and applicable regulations in your jurisdiction.
What is the difference between peptides and proteins?
Peptides are short chains of amino acids (typically under 50), while proteins are longer chains that fold into complex structures. Peptides are often more stable, easier to synthesize, and can cross cell membranes more readily, making them attractive for therapeutic applications.
How should peptides be stored?
Most peptides require refrigeration (2–8°C) and protection from light. Reconstituted peptides often have shorter stability and may need to be used within days or weeks. Always follow the manufacturer's or research protocol's storage instructions.
Can peptides be taken orally?
Some peptides are bioavailable orally, but many are broken down by digestive enzymes before reaching the bloodstream. Subcutaneous injection, nasal administration, or other routes are often used in research to improve bioavailability. The optimal route depends on the specific peptide.
HexarelinResearch References
Hexarelin is a well studied compound
Hexarelin
Hexarelin is a well studied compound
Hexarelin Improves Lipid Metabolic Aberrations in Insulin-Resistant Mice
Hexarelin treatment improved lipid metabolism via CD36 receptor in non-obese insulin-resistant MKR mice.
n.d.
Effect of Repeated Hexarelin Administration on GH Responsivity
Demonstrated synergistic GH response when hexarelin co-administered with GHRH, greater than arithmetic sum.
n.d.
Hexarelin Modulates GHS-R1a Expression
Hexarelin significantly increased pituitary and hypothalamic GHS-R1a mRNA levels.
n.d.
Kinetics and Disposition of Hexarelin in Rats
Half-life of 75.9 min; rapidly absorbed subcutaneously; stable against proteolytic enzymes.
n.d.