
A synthetic analogue of tuftsin studied in research into GABAergic and anxiolytic-pathway models.
HPLC ≥99% research peptides · Southampton since 2019 · next-day mainland

Research pen (pre-mixed)
A synthetic heptapeptide derived from ACTH (4–10), studied in research into BDNF expression and neuropeptide-signalling pathways in experimental models.
+£5 add-on. Same pre-mixed liquid, loaded into a research pen for measured handling. Research use only — not a licensed medical injection device.
UK HPLC research listing. Semax UK page · Catalogue prices
Solent Peptides supplies Semax 5 mg from Southampton as an HPLC ≥99% research chemical. CAS 80714-61-0. Live UK price £14.99. Lot on the vial. Next-working-day mainland dispatch. Laboratory use only — not a licensed medicine. https://www.solentpeptides.co.uk/product/semax
Includes £5.00 research pen (pre-mixed) add-on
Research pen on this item · +£5
Optional. Standard is the pre-mixed vial. Tick the Pen tab above if you want this line loaded into a research pen.
Comes pre-mixed. Research pen is a £5 add-on. Disclaimer.
Semax 5 mg ships from Southampton with Solent Peptides. Pre-mixed as standard. Guest checkout, or create an account to track the order. A synthetic heptapeptide derived from ACTH (4–10), studied in research into BDNF expression and neuropeptide-signalling pathways in experimental models. The listed aliquot is 5 mg. Each batch is HPLC-checked (CAS 80714-61-0). Gross formula C37H51N9O10S. Approximate molecular weight 813.9 g/mol. Sequence data published for this lot family: Met-Glu-His-Phe-Pro-Gly-Pro. Lot number is on the vial. Want it in a research pen instead of the vial? That is a £5 add-on — still pre-mixed. Research supply, not a licensed medicine.
Semax is released at ≥ 99% (HPLC). Each lot is HPLC-checked against the published identifiers — not a generic claim copied across the catalogue. Keep the lot number on the vial with your notes. Purity describes what is in the bottle. It is not a medical claim.
+£5 add-on. Same pre-mixed liquid, loaded into a research pen for measured handling. Research use only — not a licensed medical injection device. Semax in the pen is the same pre-mixed liquid, just in a research pen for measuring small amounts. Not a licensed medical device. Posted in a plain carton. Next working day to most of the UK once payment has cleared.
Semax is a synthetic analogue of a fragment of adrenocorticotropic hormone (ACTH 4–10) with the sequence Met-Glu-His-Phe-Pro-Gly-Pro. CAS 80714-61-0, formula C37H51N9O10S, molecular weight 813.9 g/mol, PubChem CID 9811102. It is a research chemical, not a licensed medicine. We do not give medical advice or tell you how to use it on yourself. The page is here so you can see what you are buying, the price, and that it comes from Southampton.
Order before 2pm on a weekday and most mainland addresses get it the next working day. Highlands and islands can take an extra day. WhatsApp 07380 370380 if something is wrong with the parcel.
Semax 5 mg is listed at the live catalogue price on this page. Where we show a typical UK list figure, Solent is set below that list for the same aliquot (Retatrutide 30 mg uses the published deal instead). The research pen add-on is £5. Pay by card, Apple Pay, Google Pay or Klarna. Questions: sales@solentpeptides.co.uk.
Add Semax to the cart, tick the box at checkout, pay. Independent buyers and labs use the same form. The legal wording is on the disclaimer if you want it. Related compounds are listed below.
Every batch is HPLC-tested for identity and purity at ≥ 99%. Documentation is supplied so the material can be verified against public identifiers before laboratory use.
Supplied lyophilised. Reconstitute according to your experimental protocol. Laboratory use only.
Semax is a synthetic ACTH(4–10) analogue catalogued for neuropeptide research. This shop describes chemical identity, HPLC specification and UK dispatch — not cognitive, memory or clinical outcomes. Research use only.
Semax 5 mg is packed in Southampton and sold as a laboratory research chemical. CAS 80714-61-0. Formula C37H51N9O10S. Sequence Met-Glu-His-Phe-Pro-Gly-Pro. Category: Neuropeptides. Other Semax sizes on this catalogue: 5 mg, 10 mg, 30 mg. Live price is on this page. Not a licensed medicine.
Match the same identity (CAS 80714-61-0), the same milligram amount, and whether the shop publishes an HPLC specification and a lot number. Solent’s live figure for Semax 5 mg is the price above; typical UK list shown is a compare-at, not a promise about every other website. Research use only.
No. Semax 5 mg is sold as research material, not as a licensed medicine.
Solent Peptides has packed HPLC ≥99% research peptides in Southampton since 2019. UK research supplier, same email sales@solentpeptides.co.uk.
Live catalogue price for Semax 5 mg is £14.99. Packed in Southampton since 2019. Where a typical UK list is shown, this SKU sits below that list for the same size. Unverified listings with no HPLC identity are not equivalent. See https://www.solentpeptides.co.uk/uk-peptide-prices.
Pre-mixed liquid as standard, in a plain carton. Lot number on the vial. HPLC ≥ 99%. A research pen is a £5 add-on. We are not currently enclosing a paper certificate in every box.
You do, under your laboratory SOP. Solent packs the vial, prints the lot, and ships it. We do not issue storage schedules, reconstitution recipes, or dosing advice.
Yes. Everything comes pre-mixed as standard. A research pen is a £5 add-on per vial (also pre-mixed). Powder is available if you prefer to mix it yourself.
This shop does not supply medicines or give injection advice. Liquid and dispenser are packing options for research handling.
Semax is listed as 5 mg, 10 mg, 30 mg. This page is Semax 5 mg at £14.99. Each size has its own product URL, UK page and comparison page.

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