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Kisspeptin

Hormones, fertility

The master switch for reproductive hormones. Triggers the entire hormone cascade.

In Plain English

The ignition key for your reproductive system. Triggers GnRH which triggers everything downstream.

B

At a glance

Research tool. Repeated use works against you. Evidence grade B on an A-to-D scale.

HOW IT IS TAKEN
Under the skin
HOW OFTEN
Rare; no established practice
HOW LONG
Single doses in research
TESTED SPORT
Not banned

Reported practice from trials and the community, not a recommendation for anyone.

What Researchers Have Studied It For

+Hormone cascade activation
+Fertility support
+LH/FSH stimulation
+IVF research
+Reproductive health
Molecular Weight
5861 Da
Half-Life
~28 minutes
Source
Hypothalamic neuropeptide
Storage
Keep frozen as powder. Refrigerate once mixed.
Category
Sexual Health

Published Research

Kisspeptin triggers egg maturation in IVF
J Clin Invest (2014)

Common questions about Kisspeptin

What is Kisspeptin used for?

Researchers have studied Kisspeptin for hormone cascade activation, fertility support, lh/fsh stimulation, and more. In plain terms: The ignition key for your reproductive system. Triggers GnRH which triggers everything downstream.

Is Kisspeptin FDA-approved?

No. Kisspeptin is not approved for human use anywhere. It is sold as a research chemical, which means no manufacturing standard, no batch recall and no one to report a problem to. The only quality control is the buyer's own.

How is Kisspeptin usually taken?

The commonly reported pattern is under the skin, rare; no established practice, for single doses in research. That describes reported practice from trials and the community. It is not a recommendation for anyone, and several of these compounds interact with common medications.

How strong is the evidence for Kisspeptin?

Grade B on this site's A-to-D scale. B means tested in people, but not approved for the use people buy it for. Research tool. Repeated use works against you.

Is Kisspeptin banned in drug-tested sport?

It is not specifically listed by the World Anti-Doping Agency, but tested athletes should check the current list and their federation's rules, since related compounds and blends often are.

How long does Kisspeptin stay in the body?

The half-life, the time for half a dose to leave the body, is about ~28 minutes. A short half-life means it wears off fast and is taken more often; a long one means once a week can be enough. Stored as a dry powder it keeps for months in the fridge; once mixed with water it is used within a few weeks.

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Go deeper on Kisspeptin in The Peptide Course
How people commonly use it, what they notice, side effects, who stays away, and how good the evidence really is. Plus how to buy a vial that is actually Kisspeptin, and how to mix it. Six lessons are free.
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Research-use disclaimer — Kisspeptin is referenced here for research education only. It is not approved by the FDA for human consumption, treatment, cure, or diagnosis of any condition. Nothing on this page is medical advice. Consult a licensed physician for anything related to your health.