Kisspeptin-10

Kisspeptin-10 is a ten-amino-acid peptide — the active C-terminal fragment of the larger kisspeptin protein encoded by the KISS1 gene. It acts on the KISS1R (GPR54) receptor at the top of the reproductive-hormone axis. It is supplied here as an analytical-grade reference material for laboratory research use only.

Because it sits upstream of everything else. Kisspeptin activates the GnRH neurons that set the reproductive cascade in motion, and animals or people without a working kisspeptin receptor fail to enter puberty. That upstream position is what makes it so interesting to researchers.

No. While kisspeptin's role is described in human-focused reviews, most hands-on work with kisspeptin-10 is preclinical — cell studies and animal models, including a large body of livestock research. Findings in those models do not necessarily carry over to people, and this material is for laboratory use only.

Kisspeptin neurons receive signals about the body's energy state, which is why reproduction is so sensitive to nutrition and body condition. Reviews describe kisspeptin as the point where information about energy balance is relayed to the reproductive axis, making it a focus of research linking metabolism and fertility.

Some studies explore that. Beyond its core reproductive role, individual papers have examined kisspeptin-10 in relation to bone, heart tissue, and nerve cells. These are early, mostly preclinical lines of work, and they remain research questions rather than established effects.