Kisspeptin-10
Kisspeptin-10 (KP-10)
Research Parameters
- Typical Dose Range
- Research protocols: wide range (dependent on endpoint). Clinical research: continuous infusion or bolus dosing used.
- Half-Life
- ~30 minutes (plasma)
- Administration Route
- Subcutaneous, Intravenous
Dosing information is for research purposes only and has not been evaluated by the FDA.
For anyone researching testosterone support or HPTA recovery, this is the peptide that matters in a way most others don't, because Kisspeptin acts upstream of testosterone. Your body doesn't just decide to make testosterone. The hypothalamus tells the pituitary to release LH and FSH; LH and FSH tell the testes to make testosterone. Kisspeptin is the molecule that tells the hypothalamus to start that whole cascade in the first place. Puberty doesn't happen without it.
That upstream position is what makes it interesting for research. TRT replaces testosterone directly but suppresses the body's own production. Kisspeptin research is looking at the opposite approach: signal the system to run itself. Clinical trials cover IVF and hypogonadotropic hypogonadism; broader research covers fertility, libido, and the neurological effects of reproductive hormones on mood.
For research purposes only.
Mechanism of Action
Kisspeptin-10 is a 10-amino-acid active fragment of the native 54-amino-acid kisspeptin hormone. It binds the KISS1R receptor in the hypothalamus, driving GnRH release and the downstream HPG cascade (LH, FSH, then testosterone or estrogen). Unlike exogenous hormone replacement, it operates upstream in the endogenous signaling chain.
Citations
Frequently Asked Questions
- What is Kisspeptin-10 used for in research?
Research covers reproductive axis function, fertility, and the effects of sex hormones on mood and attraction. Clinical applications include IVF and hypogonadotropic hypogonadism. For research purposes only.
- How does Kisspeptin-10 differ from testosterone therapy?
Testosterone therapy replaces the hormone directly; Kisspeptin-10 signals upstream in the HPG axis, prompting the body's own testosterone production. This distinction matters clinically because TRT suppresses natural production while kisspeptin supports it. For research purposes only.
- Is Kisspeptin-10 studied for both men and women?
Yes. It governs the reproductive axis in both sexes, though the specific research endpoints and clinical applications differ. Male research tends toward testosterone support and libido; female research tends toward fertility and ovulation. For research purposes only.