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Where to buy
Where to buy Semax in the UK
Semax is a synthetic heptapeptide developed at the Institute of Molecular Genetics, Russian Academy of Sciences. Russian Federation has it registered as a licensed pharmaceutical for acute ischaemic stroke. UK availability is research-tier only. Most published clinical work is Russian.
Research-tier only. Not a UK-licensed medicine.
What it is
Semax is an ACTH(4-10) heptapeptide. Russian-licensed for acute ischaemic stroke. UK research-tier only.
Caveats before buying
- · Not UK-licensed.
- · Russian-published clinical literature has not been independently replicated in Western trials.
- · UK research-tier stocking is patchy; some retailers do not carry it.
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Semax prices across UK retailers
Snapshot 2026-05-20. Verify on retailer site.
| Product | Size | Retailer | Price | Buy |
|---|---|---|---|---|
 Semax | 5mg | Peptides UK 10% off first order Cheapest | £15.95 | Buy |
Sorted by price ascending. Prices snapshot 2026-05-20 and may be out of date. Click Buy to verify on the retailer site. Some links are affiliate-tracked at no extra cost to you. Editorial selection independent of commercial arrangements. See how we are funded.
Frequently asked questions
Why nasal spray?
Russian clinical-trial administration of Semax uses nasal-spray formulation. Some UK retailers stock both injectable and nasal variants.
Is Semax evidence-based?
Substantial Russian-published preclinical and clinical literature exists. Independent Western validation is sparse.
PeptideClear does not sell, dispense, prescribe, or recommend Semax for any specific person. This page is editorial commentary on the UK retail landscape, ranked by Certificate of Analysis Trust tier. Every research peptide on this page is sold under research-use-only framing.
Read our full methodology and how we are funded.
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