About Kisspeptin-10
Activates GPR54/KISS1R receptor on GnRH neurons; triggers pulsatile GnRH release → LH/FSH surge → testosterone/estrogen production
Kisspeptin-10 is a 10-amino-acid C-terminal fragment of the KISS1-derived peptide family, which serves as the primary upstream regulator of GnRH pulsatility in the hypothalamus. By binding to the KISS1R receptor on GnRH neurons, kisspeptin-10 triggers GnRH release and downstream LH and FSH secretion, positioning it as a master regulator of the reproductive neuroendocrine axis. Peer-reviewed human studies demonstrate that kisspeptin administration evokes LH pulse generation and modulates gonadotropin secretion in both healthy volunteers and individuals with reproductive dysfunction, including polycystic ovary syndrome. Kisspeptin-10 is an investigational peptide actively studied in clinical research; it is not approved by the FDA for any therapeutic indication and is not available as a licensed pharmaceutical. Kisspeptin-10 research contexts: clinical studies at Imperial College London and other institutions have characterized kisspeptin-10 pharmacology in human subjects across multiple reproductive contexts. In women, kisspeptin administration has been studied for ovulation triggering in IVF protocols as an alternative to hCG, with phase 2 trial data supporting its effectiveness for oocyte maturation while potentially reducing ovarian hyperstimulation syndrome risk. In men with hypogonadotropic hypogonadism, kisspeptin-10 infusion protocols have been studied to characterize LH pulse deficits and assess reproductive axis recovery. The peptide's upstream position in the GnRH axis — above gonadorelin, hCG, and downstream gonadotropins — makes it a research tool for understanding the root causes of hypothalamic-level reproductive dysfunction. Kisspeptin-10 vs kisspeptin-54: the two forms differ in length and pharmacokinetic profile. Kisspeptin-54 is the full 54-amino-acid peptide with a longer half-life in circulation; kisspeptin-10 is the truncated, most biologically active fragment. Human studies have used both forms depending on the research objective — kisspeptin-10 for acute LH pulse characterization, kisspeptin-54 for sustained gonadotropin studies. Neither is commercially available as an approved therapeutic. Fertility-focused telehealth providers and reproductive hormone specialists are listed in the PeptideBase directory.
Kisspeptin-10 Benefits & Research Areas
Research Signals
Commonly researched in the context of
Population research notes
These signals reflect research interest areas, not treatment indications.
Regulatory & Evidence
Risk Profile
Generally considered lower risk in research contexts. Risk profile varies by individual — review contraindications before use.
Regulatory Status
- Availability Status
- Research Only
- FDA Status
- Investigational
No FDA approval. Phase 1/2 studies for hypogonadotropic hypogonadism and IVF trigger (NIH/academic). No NDA filed. Sold as research peptide outside of clinical trials.
Regulatory status reflects publicly available information and may change. This is not legal or medical advice.
Research Sources
5 sources cited · 5 moderate
1 RCT · 2 Cohorts · 2 Reviews
Kisspeptin-10 regulates glycosaminoglycan and decorin content in human cardiac fibroblast cultures.
Pharmacol Rep · 2026
# Summary This study demonstrated that kisspeptin-10 increased glycosaminoglycan and decorin content in human cardiac fibroblast cultures through a signaling pathway involving GPR54 activation and FAK signaling. Researchers observed that these regulatory effects on extracellular matrix components suggest kisspeptin-10 may play a role in cardiac extracellular matrix remodeling.
The KISS1/KISS1R Axis in Human Placentation: Molecular Mechanisms and Implications for Foetal Growth Restriction and Pre-Eclampsia.
Int J Mol Sci · 2026
# Summary Research found that Kisspeptin-10 (KP-10) signaling through its receptor KISS1R plays a key role in regulating placental development and vascular adaptation, with reduced maternal circulating kisspeptin levels associated with pregnancy complications including fetal growth restriction and pre-eclampsia. This study demonstrated that dysregulation of the KISS1/KISS1R axis—which controls trophoblast invasion, angiogenic balance, and spiral artery transformation—represents an early molecular disturbance in placental dysfunction, though methodological inconsistencies across existing research limit definitive clinical conclusions about its biomarker utility.
Kisspeptin-10 attenuates pulmonary arterial hypertension via restoration of mitochondrial function in pulmonary artery smooth muscle cells.
Neuropeptides · 2026
# Summary Research found that Kisspeptin-10, working through the GPR54 receptor, significantly reduced pulmonary arterial hypertension in a mouse model by restoring proper mitochondrial function and reducing excessive mitophagy in pulmonary artery smooth muscle cells. This study demonstrated that the Kisspeptin/GPR54 signaling pathway represents a potential therapeutic target for treating pulmonary arterial hypertension.
Show 2 more sources ↓
The roles of kisspeptin and neurokinin B in GnRH pulse generation in humans, and their potential clinical application
Journal of Neuroendocrinology · 2021
This review of clinical studies in men and women found that continuous infusion of kisspeptin-10 at receptor-saturating levels increased LH (GnRH) pulse frequency across multiple conditions including healthy volunteers, hypogonadal subjects, PCOS, and those with NKB pathway mutations, without receptor desensitization over 22 hours, establishing kisspeptin-10 as a potent and sustained activator of the HPG axis.
Kisspeptin and neurokinin B interactions in modulating gonadotropin secretion in women with polycystic ovary syndrome
Human Reproduction · 2020
Research in a randomized trial of 15 women with PCOS found that a 7-day NK3 receptor antagonist course reduced LH pulse frequency (0.5 vs 0.8 pulses/h, p<0.05) and LH/FSH secretion, while the stimulatory LH response to kisspeptin-10 infusion was preserved, demonstrating the distinct and interactive roles of kisspeptin-10 and neurokinin B in regulating GnRH secretion in the context of PCOS.
Kisspeptin-10 Side Effects & Safety Considerations
Generally considered lower risk in research contexts. Individual response varies — review all considerations before use.
Reported contraindications & considerations
Consult a qualified healthcare professional before making any health decisions. This information is educational only and does not constitute medical advice.
Research Stacks
Browse all →Where to Buy Kisspeptin-10 — Providers & Availability
48 providersClinics
10 providersAMAVA Regenerative Medicine Peoria-Glendale AZ
United StatesView →Apex Health & Wellness
United StatesView →Combat Medic Wellness
United StatesView →Denver Wellness & Aesthetics Center
United StatesView →Hawaii Natural Medicine
United StatesView →Mind Body Reset Functional Medicine
United StatesView →OB Men of Houston
Houston, United StatesView →Renew Specialty Group
United StatesView →Revitalize IV Solutions & MedSpa
Chicago, United StatesView →THENEWMD
United StatesView →
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Questions to Ask Your Provider
Frequently Asked Questions — Kisspeptin-10
Kisspeptin-10 is a 10-amino-acid C-terminal fragment of the KISS1-derived peptide family, which serves as the primary upstream regulator of GnRH pulsatility in the hypothalamus. By binding to the KISS1R receptor on GnRH neurons, kisspeptin-10 triggers GnRH release and downstream LH and FSH secretion, positioning it as a master regulator of the reproductive neuroendocrine axis.
GnRH neuron activation driving LH and FSH release, ovulation triggering studied in IVF clinical trials, testosterone and sperm production support in hypogonadotropic hypogonadism, upstream HPG axis modulation above gonadorelin and hCG.
Research on Kisspeptin-10 primarily documents effects related to GnRH neuron activation driving LH and FSH release and ovulation triggering studied in IVF clinical trials and testosterone and sperm production support in hypogonadotropic hypogonadism and upstream HPG axis modulation above gonadorelin and hCG. These are areas covered in preclinical and clinical literature — individual response varies and effects depend on context of use.
Reported contraindications and considerations for Kisspeptin-10 include hormone-sensitive cancers, pregnancy. This is educational information only — consult a qualified healthcare professional before use.
48 providers in the directory currently offer Kisspeptin-10.
# Summary This study demonstrated that kisspeptin-10 increased glycosaminoglycan and decorin content in human cardiac fibroblast cultures through a signaling pathway involving GPR54 activation and FAK signaling. Researchers observed that these regulatory effects on extracellular matrix components suggest kisspeptin-10 may play a role in cardiac extracellular matrix remodeling.
Kisspeptin-10 is featured in the following research stacks on PeptideBase: PT-141 + Kisspeptin-10: Sexual Health.