
≥99% (HPLC)
Semax
The benchmark nootropic research peptide — an ACTH(4-10) analogue with decades of CNS literature. ≥99% purity, COA supplied with every batch.
£37.99

Tuftsin analogue · Heptapeptide
The anxiolytic-class tuftsin analogue for neuroimmune and CNS research. Independently verified ≥99% purity with full COA documentation.
Common search spellings for this product include Selank pepide and Selank peptite. The correct term is Selank peptide.
£36.99
Selank is a synthetic heptapeptide analogue of the immunomodulatory tetrapeptide tuftsin, extended with a Pro-Gly-Pro tail for metabolic stability. It occupies a unique position in the research literature at the intersection of neuroimmune signalling and CNS regulation.
Our Selank is synthesised to ≥99% purity and independently verified by HPLC and MS. Every batch ships with its Certificate of Analysis.
Supplied lyophilised in sterile, tamper-evident vials with tracked UK delivery as standard.
Orders placed before 4pm Monday–Friday are dispatched the same working day. Standard tracked UK delivery (1–2 working days) is £4.99, or free on orders over £25; next-working-day delivery is available at checkout. All orders ship in plain, tamper-evident packaging with no external indication of contents.
Every order is covered by our 7-day money-back guarantee: if anything arrives damaged or incorrect, contact us within 7 days and we will replace it or refund you in full. Volume pricing applies automatically — 20% off orders over £150 and 30% off over £500. See our shipping page for full details, including European delivery.
Store at -20°C. After reconstitution, refrigerate at 2–8°C and use within 21 days.
Reconstitute under sterile laboratory conditions using bacteriostatic water. Handle only with appropriate laboratory PPE and procedures.
Selank is supplied strictly for in-vitro laboratory research purposes only. It is not a medicine, supplement or cosmetic, and is not intended for human or veterinary use, consumption, or diagnostic purposes. By purchasing you confirm you are a qualified researcher or institution and agree to our Research Use Terms.
The research applications above summarise areas examined in the published scientific literature. They describe preclinical research contexts only — Selank is supplied strictly for in-vitro laboratory research and is not intended for human or veterinary use. Explore the primary literature:
Every vial of Selank ships with its batch-specific COA showing the HPLC purity trace, mass spectrometry identity confirmation and physical appearance result. Want to see the current batch documentation before ordering? Contact our team and we will send the current document during business hours.
Batch match
COA batch number must match the vial label.
Identity match
MS result must match the documented Selank specification.
Purity match
HPLC result must meet the stated release standard.

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Selank · 5 mg
£36.99