Peptide Knowledge Base · Sexual Health
Kisspeptin: what it is, what the evidence says, and its real status
A reproductive-hormone signaling peptide studied for libido and fertility pathways.
Short version: an upstream reproductive-hormone peptide with intriguing early human work on desire and fertility. Education only here.
Can you actually get it?
Plain-English verdict: Education only.
Regulatory status: Education only · Education only.
Not offered, education only. Kisspeptin acts upstream of the reproductive hormone axis; early human studies on arousal and fertility are promising but preliminary, and it is not on our offer path.
How does Kisspeptin work?
A neuropeptide that stimulates GnRH release, sitting at the top of the reproductive hormone cascade.
What it does — and what it does not do
What it does: Studied for libido, arousal, and fertility-related signaling.
What it does not do: It is not a proven libido treatment, and it is not offered here.
How honest is the evidence?
Evidence grade C — early but real human studies on the reproductive axis. Read our grading methodology for what each grade means.
What we still don't know: Optimal dosing and durability of effects on desire are not established.
WADA status: Not prohibited.
How it is taken
Not offered; education only.
Who should not take it
Not characterized for routine use; reproductive-hormone effects warrant clinician oversight.
Sources
Kisspeptin reproductive-axis and sexual-desire studies (Dhillo et al.)
Compounded medications are not FDA-approved. We keep two signals separate and never collapse them: whether you can get something, and what the rule currently says. See the live FDA Peptide Tracker or the knowledge base.
Last reviewed 2026-08-11 · Peptós.LIFE · Not medical advice.