Kisspeptin

Kisspeptin-10 · Kisspeptin-54 · KP-10 · Metastin

HormonalNot ApprovedPhase IIIResearchSubQIV

Popular for:Fertility treatment, hormone optimization, GnRH regulation, reproductive health

36

Registered Trials

60

Trial Publications

3,223

PubMed References

Phase III

Evidence Level

Overview

Kisspeptin is a neuropeptide that acts as the master regulator of the reproductive hormone axis. The short version: people usually care about it for fertility treatment, hormone optimization, gnrh regulation, reproductive health, but the strength of the evidence depends heavily on indication and study type.

Kisspeptin is a neuropeptide that acts as the master regulator of the reproductive hormone axis. Discovered in 2003, it stimulates GnRH (gonadotropin-releasing hormone) release from the hypothalamus, which triggers the cascade of LH and FSH secretion from the pituitary — the fundamental hormonal signals controlling reproduction.

Kisspeptin is being studied as a more physiological alternative to GnRH analogs in fertility treatments. Unlike GnRH agonists which can cause receptor desensitization, kisspeptin stimulates the natural GnRH pulse generator, potentially offering a safer approach to ovulation induction and IVF protocols.

Research Snapshot

What the evidence says

Phase III

Kisspeptin currently shows 36 registered trials from ClinicalTrials.gov, 60 PubMed trial publications (33 RCT-tagged), and 3,223 PubMed references matching the stored source query. Treat PubMed references as literature surface area, not a count of clinical trials.

Known vs uncertain

Known signals

  • 36 registered trials are tracked from ClinicalTrials.gov intervention records.
  • 60 PubMed clinical-trial publications are indexed.
  • 33 PubMed randomized controlled trial publications are indexed.
  • 3,223 PubMed references are tracked separately from trial counts and can include animal, in-vitro, review, mechanism, or clinical records.

Open questions

  • Evidence strength may vary by indication, route, formulation, and population.
  • Public anecdotes can highlight interest or concern but do not establish clinical efficacy.
  • Regulatory status and compounding access can change independently from the research literature.

Mechanism of Action

Kisspeptin binds to the GPR54 receptor (also called KISS1R) on GnRH neurons in the hypothalamus.

Key Research Benefits

Master regulator of the reproductive hormone axis
Studied as safer alternative to GnRH analogs for fertility
Researched for IVF protocols with lower OHSS risk
May support natural testosterone production in men
Investigated for metabolic regulation and mood effects
Human clinical trials at Imperial College London (Dhillo lab)

Clinical Evidence Summary

Research Pipeline

Preclinical
Animal
Phase I
Phase II
Phase III
Approved

36

Registered Trials

60

Trial Publications

33

RCT Publications

3,223

PubMed References

ClinicalTrials.govPubMed ESearchExact-name queryChecked May 3, 2026

Registered trials are ClinicalTrials.gov intervention records. Trial publications are PubMed records tagged as clinical trials or randomized controlled trials. PubMed references are broader source-query matches and can include animal studies, in-vitro work, reviews, mechanism papers, and trial publications.

36

Registered trials

60

Trial publications

33

RCT publications

3,223

PubMed references

734

Reviews

13

Meta-analyses

Registered trials source

Jun 1, 2026

Kisspeptin

Uses the exact compound name as a ClinicalTrials.gov intervention query.

View source

Publication counts source

May 3, 2026

Kisspeptin

Uses the exact display name.

View source

Not FDA-approved. Active clinical trials at Imperial College London and other academic centers. Research compound. Strong pipeline for fertility applications.

Key PubMed References

3,223 PubMed references · showing top 25 by relevance

View all on PubMed

Interactions between kisspeptin and bone: Cellular mechanisms, clinical evidence, and future potential.

In Vitro

Mills EG, Abbara A, Dhillo WS, et al. · Annals of the New York Academy of Sciences · 2024

PMID: 39269749

Effects of kisspeptin on the maturation of human ovarian primordial follicles.

Review

Rezaei-Tazangi F, Kooshesh L, Tayyebiazar A, et al. · Zygote (Cambridge, England) · 2024

PMID: 38099429

Physiological and pathological roles of locally expressed kisspeptin and KISS1R in the endometrium.

Review

Zhang J, Jin L, Kong L, et al. · Human reproduction (Oxford, England) · 2023

PMID: 37105233

The role of kisspeptin in the pathogenesis of a polycystic ovary syndrome.

Review

Aasif A, Alam R, Ahsan H, et al. · Endocrine regulations · 2023

PMID: 38127687

The Role of Kisspeptin in the Control of the Hypothalamic-Pituitary-Gonadal Axis and Reproduction.

Review

Xie Q, Kang Y, Zhang C, et al. · Frontiers in endocrinology · 2022

PMID: 35837314

Anecdotes & Sentiment

Public discussion, not clinical evidence

This section summarizes what people are talking about in public sources. It can be useful for spotting questions, hype cycles, and recurring concerns, but it is separate from the evidence sections above.

No curated public-discussion themes are live for Kisspeptin yet.

Side Effects & Safety

- Headache - Hot flashes - Injection site reactions - Potential ovarian hyperstimulation in women (lower risk than GnRH analogs) - Limited long-term safety data for exogenous use

Headache
Hot flashes
Injection site reactions
Potential ovarian hyperstimulation in women (lower risk than GnRH analogs)
Limited long-term safety data for exogenous use

Known Interactions

No curated interaction entry is live for Kisspeptin yet.

Until the interaction table is fully populated, use the interaction checker and related peptides below to explore adjacent compounds and likely research pairings.

Comparison Pages

Comparison pages

All

No comparison page is linked yet.

Frequently Asked Questions

Research Disclaimer

This page is for research and educational purposes only. The information presented is based on published scientific literature and does not constitute medical advice, diagnosis, or treatment recommendations. Regulatory status can vary by compound, formulation, indication, and jurisdiction. Check official labeling, registry records, and qualified professional guidance before making any health-related decision. The studies referenced are linked to their original PubMed sources for verification.