Semax – Prosperxlabs
Short Chain ยท 2โ€“10 AA โœ“ 99%+ Purity โœ“ Third-Party Tested โœ“ CoA Included

Semax

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Made in USA
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10ร— Tested
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For research / laboratory use only. Not for human consumption.

Product Description
Molecular formula C37H51N9O10S
Molecular weight 813.9 g/mol
Physical form Lyophilized powder
Purity Verified by HPLC per lot; endotoxin by LAL (USP <85>). See the batch COA on this page.
Product class Research reagent โ€” supplied for in-vitro laboratory use
Origin Made in the USA from domestic and imported raw material โ€” compounded, filled, lyophilized, labeled and lot-tested at our Arizona facility.


Made in the USA
from domestic and imported raw material ยท Arizona

A synthetic heptapeptide combining a fragment of the ACTH(4-7) sequence with a C-terminal Pro-Gly-Pro extension. Supplied as a sterile-filtered, lyophilized white powder, assayed at >99% purity by HPLC.

Laboratory research use only — in-vitro and analytical applications by qualified professionals. Not for human or veterinary use.

Storage & Handling

Lyophilized powder: store sealed at −20°C, protected from light and moisture. Stable at ambient temperature for the duration of standard transit; refrigerate or freeze on arrival.

COA / Testing

Independently verified โ€” purity by HPLC and endotoxin by LAL (USP <85>). The full reports are shown below.

Jump to COA & Endotoxin
Shipping

Same-day shipping on orders placed before 12:00 PM PST. Discreet packaging. U.S. orders ship UPS 2nd Day Air. International orders ship DHL (1โ€“3 days) or USPS (6โ€“10 days).

Testing

Every size is tested separately. The current 10-test panel is shown first, with every earlier report from this product listed and dated below it.

10×Tested

Every size tested separately by RUO Eagle

Size 5 mg / vial
Lot SX-5-080326
Purity 99.98%
Tested Aug 11, 2026
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2 earlier reports Dated testing history
May 28, 2026 Endotoxin LAL โ€” USP <85> Freedom Diagnostics
10 mg Lot P003 Open
Apr 25, 2026 HPLC-UV purity certificate Freedom Diagnostics
10 mg Lot SM1319 Open