Kisspeptin is a neuropeptide that signals upstream of the HPG (hypothalamic-pituitary-gonadal) axis. Researched for testosterone, fertility, and sexual function via natural hormone cascade activation.
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Medically reviewed by Dr. Tuksaorn Suriyakan (Ping), Anti-Aging & Regenerative Medicine Physician
8 years of experience
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Kisspeptin acts at the top of the HPG axis, signaling the brain to release the natural cascade (GnRH → LH/FSH → testosterone). This makes it distinct from exogenous testosterone, which bypasses the body's own production.
Our team uses Kisspeptin in fertility-preservation contexts and in selected hypogonadism cases where preserving the HPG axis is a priority. Lab confirmation is mandatory.
Wanted to keep fertility options open. Doctor scoped Kisspeptin specifically for that rather than going straight to TRT.
HPG axis was responsive on labs, so we tried Kisspeptin first. Avoided the TRT decision for now.
Doctor explained the upstream-versus-downstream difference clearly. I understood the choice better than at the previous clinic.
Our solutions for Hormone Therapy
Indications evaluated in research, listed in order of current evidence weight. Suitability is determined case-by-case.
Kisspeptin is a neuropeptide that signals upstream of the HPG (hypothalamic-pituitary-gonadal) axis. Researched for testosterone, fertility, and sexual function via natural hormone cascade activation.
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Kisspeptin signals upstream of GnRH in the hypothalamus, triggering the natural cascade that ends in testosterone production. This preserves the HPG axis instead of bypassing it.
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Men with hypogonadism who want to preserve fertility, or whose HPG axis is still responsive on labs. Full hormone panel including LH and FSH precedes prescription.
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Daily or several-times-weekly subcutaneous injection, with hormone labs at intake, midpoint, and end to confirm the cascade is responding.
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Every Kisspeptin protocol starts with a full medical consultation and history review.
Prescriptions are filled by a licensed compounding pharmacy partner, not over-the-counter.
Follow-up consultations every four to six weeks to assess response and safety.
We frame Kisspeptin as a research-stage peptide and prescribe only when clinically appropriate.
Testosterone replacement bypasses the HPG axis. Kisspeptin works upstream to stimulate your own testosterone production via the natural cascade.
Not in all cases. For severe primary hypogonadism, TRT may still be needed. Kisspeptin is most useful when the HPG axis can still respond.
No. Kisspeptin is a research peptide. Use is off-label and doctor-supervised.
Subcutaneous injection, typically daily or several times weekly. Doctor sets dose and duration based on labs.
Full hormone panel including total and free testosterone, LH, FSH, SHBG, prolactin, and estradiol. We confirm the HPG axis is still responsive before choosing Kisspeptin over direct testosterone replacement.
TRT replaces testosterone directly and suppresses the body's own production over time. Kisspeptin stimulates the natural cascade upstream, preserving fertility and HPG function. This is useful when those matter or when the axis is still responsive.
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Dr. Tuksaorn (Dr. Ping) is an anti-aging and regenerative medicine physician with over 8 years of experience, focused on evidence-based wellness and personalized health programs that combine modern medical science with individualized care.
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