KisspeptinvsSemax
Kisspeptin vs Semax — independent comparison of uses, administration, pricing across providers, and key differences. Last reviewed April 21, 2026.
Quick Verdict
Based on clinical evidence and real patient data
A hypothalamic neuropeptide that acts as the primary regulator of the reproductive endocrine axis, triggering GnRH release and downstream LH/FSH production. Used to evaluate and treat disorders of sexual function and fertility in both men and women.
A synthetic peptide derived from adrenocorticotropic hormone (ACTH) fragment 4-10. Developed in Russia for cognitive enhancement and neuroprotection, it modulates BDNF and serotonin levels.
Best choice depends on your insurance, budget, and treatment history.Take the quiz to get a personalized recommendation.
Kisspeptin vs Semax: At a Glance
Full comparison across all key factors.
| Factor | Kisspeptin | SemaxALLY PICK |
|---|---|---|
| Category | sexual-health | cognitive |
| Also Known As | Metastin, KP-10, KP-54 | ACTH 4-10 Analog |
| Administration | Subcutaneous injection | Intranasal spray |
| Prescription | Required | Required |
| Providers | 3 providers | 4 providers✓ Better |
| Common Uses |
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Data sourced from FDA prescribing information and peer-reviewed clinical trials. Prices reflect telehealth platform costs as of April 21, 2026. See our methodology.
Pricing by Provider
3 providers offer both Kisspeptin and Semax.
| Provider | Kisspeptin | Semax | Consultation | Lab Testing |
|---|---|---|---|---|
 | $200/monthly | $120/monthly | Video Telehealth | Yes |
 | $220/monthly | $140/monthly | Video Telehealth | Yes |
 | $260/monthly | $160/monthly | Video Telehealth | Yes |
 | Not offered | $45/one-time | Async Telehealth | No |
Key Differences
Kisspeptin
A hypothalamic neuropeptide that acts as the primary regulator of the reproductive endocrine axis, triggering GnRH release and downstream LH/FSH production. Used to evaluate and treat disorders of sexual function and fertility in both men and women.
Semax
More ProvidersA synthetic peptide derived from adrenocorticotropic hormone (ACTH) fragment 4-10. Developed in Russia for cognitive enhancement and neuroprotection, it modulates BDNF and serotonin levels.
Which Is Right for You?
Choose Kisspeptinif…
- You want a sexual-health medication
- You prefer subcutaneous injection administration
- 3 providers available on our platform
- Your primary goal is low libido
- Your primary goal is hormonal balance
Choose Semaxif…
- You want a cognitive medication
- You prefer intranasal spray administration
- You want more provider options (4 available)
- Your primary goal is cognitive enhancement
- Your primary goal is neuroprotection
Frequently Asked Questions
What is the difference between Kisspeptin and Semax?
Which is cheaper, Kisspeptin or Semax?
Can I switch from Kisspeptin to Semax?
Medical Disclaimer
This comparison is for informational purposes only and does not constitute medical advice. Always consult with a qualified healthcare provider before starting, stopping, or changing any medication. Individual results may vary. The information presented reflects publicly available data and may not account for your specific health situation.