Research Use Only - Not for human consumption. 18+ only.
AGrade ALarge human randomised controlled trials or FDA/major-authority approvedFDA ApprovedFDA ApprovedApproved by the US Food and Drug Administration for at least one indicationSexual Health & LibidoSubcutaneousIntramuscular

Gonadorelin

Also known as: GnRH, LHRH, Luteinizing Hormone-Releasing Hormone

Gonadorelin is a synthetic version of gonadotropin-releasing hormone (GnRH). It stimulates the pituitary to release LH and FSH, supporting natural testosterone production and fertility.

Beginner Basics

Plain-English guide to Gonadorelin

What it does

Gonadorelin is a man-made copy of a natural hormone that tells your pituitary gland to release the hormones that trigger testosterone production. Researchers use it to support natural testosterone levels and fertility.

Typical dose

100-200 micrograms injected under the skin or into muscle 2-3 times per week. Some researchers find that spacing out doses (rather than taking all at once) works better.

When to inject

Time of day doesn't matter, but spacing doses evenly throughout the week is more important than picking a specific time.

Storage

Keep the dry powder in the refrigerator before mixing. After you mix it with liquid, store it in the refrigerator and use within a few weeks.

First-timer tip

This peptide works best when dosed regularly and spread out-don't skip doses or bunch them together, as consistency is what keeps your natural hormone system responsive.

Research Status

AGrade ALarge human randomised controlled trials or FDA/major-authority approvedFDA ApprovedFDA ApprovedApproved by the US Food and Drug Administration for at least one indication

FDA approved for diagnostic use

For research purposes only. Not approved for human use. Not medical advice.

Research Areas

Stimulates natural LH and FSH
Increases endogenous testosterone
Maintains pituitary sensitivity
Supports fertility
Prevents desensitization during TRT
May improve libido

Side Effects

Injection site reactions (redness, mild pain, swelling)
CommonMild

Usually self-resolving within 1-2 hours. Minimise by rotating injection sites, allowing the solution to reach room temperature, and using proper injection technique. Apply ice if needed.

Headache
UncommonMild

May occur in the first few days of use as the HPG axis adjusts. Typically resolves with continued use. Stay hydrated and consider over-the-counter analgesics if needed.

Mild acne or skin changes
UncommonMild

Related to increased testosterone production. Maintain good skin hygiene and consider dermatological consultation if severe.

Mood changes or irritability
UncommonMild

May occur as testosterone levels rise. Usually mild and transient. Monitor mood and discontinue if symptoms are concerning.

Testicular discomfort or mild ache
UncommonMild

May occur as testicular function increases. Usually resolves within days. Contact a healthcare provider if pain is severe or persistent.

Allergic reaction (rash, urticaria, angioedema)
RareSerious

Seek immediate medical attention if you experience difficulty breathing, facial swelling, or severe rash. Discontinue use immediately.

Hypogonadism rebound (if discontinued abruptly)
UncommonModerate

Abrupt discontinuation may cause temporary suppression of endogenous testosterone as the HPG axis re-equilibrates. Taper gradually if discontinuing after prolonged use, or consult a healthcare provider.

Fluid retention or mild bloating
UncommonMild

Related to increased testosterone and oestrogen conversion. Maintain adequate hydration and monitor sodium intake.

Dosing Reference

ParameterValue
Dose range100-200 mcg
Frequency, timing and route - members only

Research disclaimer

Figures drawn from published research literature and community logs. Not clinical recommendations. Consult a qualified professional. Research use only.

Reconstitution Guide

Do not use saline or bacteriostatic saline, use only bacteriostatic water for reconstitution

Do not shake the vial vigorously; gentle swirling prevents peptide degradation

Discard immediately if the solution appears cloudy, discolored, or contains visible particles

Use within 30 days of reconstitution when stored at 2-8°C

Do not freeze the reconstituted solution; freezing may denature the peptide

Use the PeptideVolt reconstitution calculator for your exact concentration

Use the PeptideVolt reconstitution calculator for your exact concentration

Molecular and Pharmacological Data

Molecular weight1182.3
Half-life2-4 minutes (in vivo); longer when injected subcutaneously due to depot effect
SequenceMembers only

Gonadorelin is a synthetic decapeptide that mimics endogenous gonadotropin-releasing hormone (GnRH). It binds to GnRH receptors on pituitary gonadotroph cells, stimulating the pulsatile release of luteinizing hormone (LH) and follicle-stimulating hormone (FSH). This triggers testosterone production in males and supports spermatogenesis and fertility, while avoiding the HPTA (hypothalamic-pituitary-testicular axis) shutdown associated with exogenous testosterone or anabolic steroids.

Pathways and mechanism detail available to members

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Recent Research

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Source: PubMed / NCBI. Updated daily. Articles are listed for research reference only.

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Research Use Only. All content on this page is provided for informational and educational purposes related to scientific research. Gonadorelin is not approved for human use by the FDA or any equivalent regulatory body. This is not medical advice. Do not use any substance discussed here for therapeutic, diagnostic, or preventative purposes. Consult a qualified healthcare professional before making any health-related decisions. The Peptide Volt does not endorse the use of any research chemicals. 18+ only.