GHRP-6vsSemax
GHRP-6 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
One of the original synthetic growth hormone secretagogues. Similar to GHRP-2 but with a pronounced ghrelin-mimicking appetite-stimulating effect. Favored by those looking to increase caloric intake alongside growth hormone optimization.
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.
GHRP-6 vs Semax: At a Glance
Full comparison across all key factors.
| Factor | GHRP-6 | Semax |
|---|---|---|
| Category | growth-hormone | cognitive |
| Also Known As | Growth Hormone Releasing Peptide-6 | ACTH 4-10 Analog |
| Administration | Subcutaneous injection | Intranasal spray |
| Prescription | Required | Required |
| Providers | 4 providers | 4 providers |
| 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
4 providers offer both GHRP-6 and Semax.
| Provider | GHRP-6 | Semax | Consultation | Lab Testing |
|---|---|---|---|---|
 | $30/one-time | $45/one-time | Async Telehealth | No |
 | $150/monthly | $120/monthly | Video Telehealth | Yes |
 | $165/monthly | $140/monthly | Video Telehealth | Yes |
 | $200/monthly | $160/monthly | Video Telehealth | Yes |
Key Differences
GHRP-6
One of the original synthetic growth hormone secretagogues. Similar to GHRP-2 but with a pronounced ghrelin-mimicking appetite-stimulating effect. Favored by those looking to increase caloric intake alongside growth hormone optimization.
Semax
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.
Which Is Right for You?
Choose GHRP-6if…
- You want a growth-hormone medication
- You prefer subcutaneous injection administration
- 4 providers available on our platform
- Your primary goal is growth hormone release
- Your primary goal is increased appetite and muscle mass
Choose Semaxif…
- You want a cognitive medication
- You prefer intranasal spray administration
- 4 providers available on our platform
- Your primary goal is cognitive enhancement
- Your primary goal is neuroprotection
Frequently Asked Questions
What is the difference between GHRP-6 and Semax?
Which is cheaper, GHRP-6 or Semax?
Can I switch from GHRP-6 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.