Semax
Also known as: N-Acetyl Semax, Acetyl Semax
Semax is a synthetic peptide described in the Russian research literature, related to a fragment of adrenocorticotropic hormone (ACTH).
Caliber Peptide Index tracks Semax across 30 research-peptide vendors, with the lowest listed price at $1.94/mg (30mg) at Peptidepros as of 2026-06-03. Prices below are normalized to dollars per milligram so different vial sizes can be compared on an equal basis. Semax is sold by third-party vendors for research use only.
Research Applications
Studied in research literature on neuroprotective and neuromodulatory peptide signaling.
Safety Considerations
Not an approved human therapeutic in most markets. Sold as a research chemical for laboratory use only — not for human consumption.
Sources
Available From 30 Vendors — Sorted by $/mg
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Frequently asked
- How many vendors sell Semax?
- Caliber Peptide Index currently tracks 30 research peptide vendors listing Semax.
- What is the lowest tracked price for Semax?
- The lowest tracked price for Semax is $1.94/mg (30mg) at Peptidepros. Prices are sorted by dollars per milligram so different vial sizes can be compared on an equal basis.
- How often are Semax prices updated?
- Vendor prices are refreshed by our automated scraper (most recent update: 2026-06-03). Always confirm the current price on the vendor's site before purchase.
Caliber Peptide Index is a directory. We do not test, score, or endorse any vendor. Prices listed are what each vendor publishes; verify on the vendor's site before purchase.
Products listed for research purposes only — not for human consumption. Wiki content is summarized from publicly available research literature and is not medical advice.