Gonadorelin — Research Evidence & Community Data
Also known as: GnRH, Factrel, LHRH
Research & educational use only. This content is not medical advice. Consult a qualified healthcare professional before using any peptide compound.
What Is Gonadorelin?
Gonadorelin is a synthetic form of gonadotropin-releasing hormone (GnRH) used clinically to stimulate pituitary release of LH and FSH. It has FDA-recognized use (as Factrel) primarily as a diagnostic agent for evaluating gonadotropic function, and related GnRH agonists are widely used in medicine. It is a prescription product; research-channel use for other purposes is unproven.
Is Gonadorelin FDA Approved?
Gonadorelin is FDA approved.
What Does the Research Show?
As of 2026, there are 3 human randomized controlled trials with a combined 300 subjects, and 15 animal model studies. Established diagnostic clinical use; the broader GnRH agonist class is extensively validated for other indications.
No linked evidence entries yet.
What Do Community Logs Show?
No community logs include Gonadorelin yet. Browse community logs →
How Is Gonadorelin Used in Research?
Mechanism of action. Agonism of pituitary GnRH receptors, stimulating release of luteinizing hormone and follicle-stimulating hormone.
Half-life. Very short plasma half-life (minutes).
Storage. Lyophilized: store per label. Reconstituted: use promptly.
Reconstitution. Reconstituted per product labeling where applicable. Math only - not dosing guidance. See the reconstitution calculator — a math tool only, not dosing guidance.
What Does Gonadorelin's Evidence Tier Mean?
Gonadorelin is rated Tier 2 · Observational. Supported by human observational or clinical reports. Evidence tiers are a shorthand for how strong the human data is — Tier 1 reflects human randomized controlled trials, while lower tiers rest on observational, animal, or theoretical evidence. A higher tier means more confidence that observed effects are real and caused by the compound rather than by chance or bias. For how to weigh each tier, see our guide to understanding peptide evidence tiers.
How Do You Evaluate Gonadorelin Sourcing and Quality?
Because research-chemical Gonadorelin is unregulated, sourcing quality varies widely between sellers. Before trusting any supplier, check its reputation and enforcement history in the ranked list of trusted peptide sellers, and look for a batch-specific certificate of analysis (COA) showing third-party HPLC or LC-MS purity testing. Purity claims without a named lab, a batch number, and a method are marketing, not data. If you are reconstituting lyophilized material, the reconstitution calculator handles the arithmetic — it is a math tool only and not dosing guidance.
Where to Buy Gonadorelin: Trusted & Verified Sellers
Gonadorelin is supplied by specialist research-chemical sellers rather than pharmacies, so where you buy it matters as much as what you buy. The sellers below have published moderator-approved third-party lab results for Gonadorelin, ranked by overall reputation score. Always confirm a current batch-specific COA before purchasing.
No seller has published a lab result for Gonadorelin yet. Browse the ranked directory of trusted peptide sellers and check each one's lab testing and enforcement record before buying.
PeptidesHub does not sell Gonadorelin or facilitate transactions — this list is for research transparency only.
How Are Adverse Reactions to Gonadorelin Reported?
Structured adverse-event reports help the whole community spot safety signals early. You can browse approved reports on the adverse events page or submit one yourself. For a serious or life-threatening reaction, seek medical care and report it to FDA MedWatch.
Frequently Asked Questions
Gonadorelin is FDA approved.