Semax 10mg

Research peptide · ships from inside the USA · 99%+ purity · certificate of analysis published

$43.99

SEMAX 10mg — a proline-extended ACTH(4-10) analogue heptapeptide, 10mg, supplied for laboratory research use only. Ships across the USA with tracking; free US shipping on orders over $200. Not for human or veterinary use.

Supplied for laboratory research use only. Orders are accepted from research institutions, licensed researchers, universities and laboratory R&D purchasers. Not for human or veterinary use.

Discount per Quantity

Quantity2 - 56 - 78 - 910 +
Discount5%10%15%25%
Price$41.79$39.59$37.39$32.99

30 in stock

Free Shipping over $200

Orders ship within 24 hours

  • Ships from inside the USADispatched usually within 1 business day, tracked
  • Free shipping over $200Domestic parcel, no customs or import fees
  • Third-party testedHPLC & purity certificates, matched by cap and crimp colour
  • Purity GuaranteeRefund plus test cost if purity fails
Neuropeptides

At a glance

  • Net content10 mg
  • FormLyophilized powder, sealed vial
  • TestingThird-party HPLC & purity
  • CertificateOn the certificates page
  • Vial matchingCap & crimp colour
  • DispatchUsually within 1 business day

For laboratory research use only. Not for human or veterinary use.

Further reading

Reference articles on identity, analysis and US research-use status. They describe how these materials are characterised, not how they are used.

Description

Semax 10mg — ACTH(4-10) analogue research peptide

Semax 10mg is a synthetic analogue of the ACTH(4-10) fragment, supplied as lyophilized powder at 99%+ purity for neuroscience-oriented laboratory research.

Ships from within the USA. Supplied for laboratory research use only, and not for human or veterinary use.


About Semax 10mg

Semax is the ACTH(4-10) heptapeptide extended at the C-terminus with proline-glycine-proline. The parent fragment is a melanocortin-derived sequence without corticotropic activity, and the extension slows its degradation, giving a tool compound stable enough for in vitro and rodent work.

Published laboratory research centers on BDNF and TrkB expression in cultured neurons and in rodent brain tissue, on monoamine turnover, and on gene expression profiling after administration in animal models. As with other proline-terminated peptides, chromatographic peak broadening is expected and is a property of the sequence.


Research applications of Semax 10mg

  • BDNF and TrkB expression studies in neuronal culture
  • Monoamine turnover measurements in brain tissue
  • Transcriptional profiling in rodent models under institutional approval
  • Comparative work against ACTH fragments and related analogues
  • Peptide stability and enzymatic degradation research

How this vial is supplied and handled

The vial arrives as a lyophilized cake or film in a sealed, stoppered vial. Keep it sealed and frozen at -20 °C until the day it is opened; brief periods at ambient temperature in transit are expected and do not compromise dry powder. Let the vial reach room temperature before breaking the seal so atmospheric moisture does not condense onto the cake.

Reconstitute by running the diluent slowly down the inside wall of the vial rather than onto the powder, and swirl rather than shake — peptides denature at an air-liquid interface. Hold the solution at 2–8 °C for short-term use, or aliquot and freeze for longer, and avoid repeated freeze-thaw cycles, the most common cause of a quiet loss of activity between one experiment and the next.


Ordering SEMAX 10mg in the United States

SEMAX 10mg ships to research laboratories throughout the USA, dispatched domestically from our US facility. Every parcel is tracked, and because the material stays inside the country there is no customs entry, no broker fee and no border hold between our shelf and your bench.

Shipping is calculated at checkout and orders over $200 USD ship free anywhere in the United States. Bulk pricing is available on larger quantities — email us before checkout and we will quote it.


Purity guarantee

If an independent laboratory tests this material and reports purity below the figure stated on its certificate, we refund the order and reimburse what the test cost you. Send the lot number printed on the vial along with the third-party report and we will settle it without argument.

The guarantee covers the analysis, not the outcome of your work. What Semax 10mg does in your model is your experiment; what is in the vial is our responsibility.


Research use only

Semax 10mg is supplied strictly for laboratory research carried out by qualified professionals. It is not a drug, a dietary supplement or a medical device.

It has not been evaluated or approved by the U.S. Food and Drug Administration for any use. It is not for human or veterinary consumption, for clinical investigation in human subjects, or for therapeutic, diagnostic or cosmetic application of any kind.

We do not provide dosing, administration or protocol advice, and we cannot answer questions about use in people or animals. By ordering, you confirm that you are acquiring this material for lawful research in a controlled laboratory setting and that you will not redistribute it for any other purpose.


Compound identity and specification

Identity data for Semax, published so the material can be checked against an independent record rather than taken on trust. The formula, mass and registry number below are verified against PubChem and can be looked up directly.

CompoundSemax
SequenceMet-Glu-His-Phe-Pro-Gly-Pro (MEHFPGP)
Molecular formulaC37H51N9O10S
Molecular mass813.9 g/mol
CAS registry number80714-61-0
PubChemCID 9811102
Vial content10 mg
Physical formLyophilized powder in a sealed vial
AnalysisThird-party HPLC where a report has been commissioned; see the certificates of analysis page
Supplied forLaboratory research use only

Analytical note — Semax. The N-terminal methionine is among the most oxidation-prone residues in the standard set. Methionine sulfoxide adds 16 Da and usually elutes earlier than the parent peak, so a competent analysis separates it rather than integrating it into the main peak.

Every certificate of analysis we hold is collected on the certificates of analysis page. Where a lot has not been independently tested we do not claim that it has.

Browse more compounds in Neuropeptides, or view the full research peptide catalog.

Additional information

Weight0.01 kg
Dimensions4.5 × 1.6 × 4.5 cm

Reviews

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5.0 out of 5 across 25 reviews of ExoLabz products and service
  • Customer service provided updated information regarding: shipping. Arrived on time

    Amy · October 1, 2026 · store review · first posted on exolabz.ca

  • Very happy with short wait time to get the product. Simple label to read.

    Bonnie · September 23, 2026 · on GHK-Cu Copper Peptide 50mg · first posted on exolabz.ca

  • Quick packaging and shipping !

    BRANDY · September 21, 2026 · store review · first posted on exolabz.ca

  • Have tried other suppliers. Exolabz is hands down the best at communication and ease of ordering and tracking my order

    Earl · September 19, 2026 · store review · first posted on exolabz.ca

  • Great company to deal with

    Robert · September 19, 2026 · store review · first posted on exolabz.ca

  • seamless shipping process

    Mike · September 15, 2026 · store review

Read all customer reviews

Semax 10mg: questions before you order

Is Semax 10mg shipped from inside the USA?

Yes. Stock is held inside the United States and every order is dispatched domestically, usually within one business day, by tracked USPS, UPS or FedEx service. There is no import processing and no customs hold. Tracked shipping is free on orders over $200.

Is there a certificate of analysis for Semax 10mg?

Each lot is tested by an independent laboratory for identity and purity, and the certificate is published on our certificates page before the lot is sold. Vials carry no printed batch number; match your vial to its report by cap and crimp colour against the photographs on the certificate.

What should the certificate show for Semax?

Purity should be reported as HPLC area percentage against our 99%+ specification, and identity should be confirmed by mass spectrometry. For Semax look for an observed mass near 813 Da with at most a small shoulder at 829 Da, which would be oxidised methionine. Our guide to reading a certificate of analysis walks through each line.

How should Semax 10mg be stored?

It ships as dry lyophilised powder and needs no cold chain in transit. Keep sealed vials refrigerated at 2 to 8 °C, let a vial reach room temperature before opening so moisture does not condense on the powder, and aliquot anything reconstituted rather than freezing and thawing one tube repeatedly.

Is Semax 10mg for human use?

No. ExoLabz supplies Semax 10mg strictly as a laboratory reference material for in vitro and analytical research. It is not a drug, not a supplement and not for human or veterinary use, and we do not provide dosing or administration information.

Why ExoLabz USA

Built for labs that check the data

Shipped from inside the USA

Dispatched usually within 1 business day as a tracked domestic parcel, 1 to 4 business days to most of the lower 48.

Third-party HPLC & purity testing

Independent labs test purity. Certificates are published on product pages and our certificates page, matched to vials by cap and crimp colour.

Purity Guarantee

If your own third-party test shows a purity failure, the product is refunded and the test cost reimbursed.

Free shipping over $200

No customs, no import duty, no brokerage. Quantity discounts apply automatically in the cart.

People who answer

Live chat and email at support@exolabz.co, with replies in about an hour, day or night.

Secure, private checkout

Encrypted checkout, discreet protective packaging, and orders released only to the named purchaser.

Ordering

From cart to bench in four steps

  1. 01Choose your compounds

    Check identity data and certificates before you order.

  2. 02Secure checkout

    Encrypted payment, with quantity discounts applied in the cart.

  3. 03Packed and dispatched

    Usually within 1 business day, with tracking emailed as it leaves.

  4. 04Delivered

    A domestic parcel, 1 to 4 business days across the lower 48.

Customer reviews

5.0 out of 5 from 25 reviews

Read every review
All documentation was clear. The product was as described and communication was top notch.
EEarl
Yes everything was great. I appreciated the little plastic bottle holders also
RRobert
Great product - I have purchased peptides from various different vendors and this seems to be the only one thats pure . Highly recommend
MMikeVerified buyer