Description
The Semax Selank blend vial from EZ Peptides holds 10mg/10mg of Semax and Selank, freeze-dried together. It’s for laboratory research only.
What the Semax Selank blend contains
Semax: Semax is a seven-amino-acid peptide (Met-Glu-His-Phe-Pro-Gly-Pro) based on a fragment of ACTH, with a Pro-Gly-Pro tail added for stability. It was developed at the Institute of Molecular Genetics in Moscow.
Selank: Selank is a seven-amino-acid peptide (Thr-Lys-Pro-Arg-Pro-Gly-Pro) based on tuftsin, with a Pro-Gly-Pro tail added. It was developed at the Institute of Molecular Genetics in Moscow.
The ratio is fixed at 10mg/10mg, so every draw from the vial has the same proportions. That’s the main reason labs buy a blend: one reconstitution, one label, no drift between separate vials.
How the Semax Selank blend works
Semax is based on ACTH(4-10), a piece of the stress hormone ACTH that affects the brain but not the adrenal glands. The Pro-Gly-Pro tail slows its breakdown.
Selank is based on tuftsin, a short immune peptide cut from antibodies. The Pro-Gly-Pro tail added at the end makes it more stable.
Semax Selank blend product details
- Semax: CAS 80714-61-0, C37H51N9O10S, 813.9 g/mol
- Selank: CAS 129954-34-3, C33H57N11O9, 751.9 g/mol
- Amount: 10mg/10mg in one vial
- Form: lyophilized (freeze-dried) powder
- SKU: EZP-SEMSEL
- Use: laboratory research only
Semax and Selank research
Dolotov and colleagues reported that Semax raised BDNF and its receptor TrkB in rat hippocampus.
Russian clinical studies looked at stroke recovery.
Russian studies report anxiolytic effects in rats and changes in GABA-related gene expression.
A small Russian trial compared it with medazepam in generalized anxiety.
For the original studies, try this PubMed search.
Semax Selank blend lab testing and purity
The Semax Selank blend photo gallery includes one independent test report from Janoshik Analytical, a lab in Prague that a lot of peptide buyers use to check suppliers. Each one lists the compound found, the measured amount and the HPLC purity, plus the batch number and the date the lab ran it.
Every Janoshik report has a unique key printed at the bottom. Enter it at janoshik.com/verify and you’ll see the same report straight from the lab, which is the easiest way to know a COA hasn’t been edited. Match the batch on the report with the batch on your label.
Semax Selank blend reconstitution and concentration
Here’s the math for 20mg of peptide:
- 1mL of diluent gives 20mg/mL
- 2mL of diluent gives 10mg/mL
- 3mL of diluent gives 6.67mg/mL
Choose the volume that suits your measurements. Mark the vial with the concentration and date so nobody has to guess later.
Research diluent solution or bacteriostatic water both work. Add it slowly so it runs down the side of the vial, then swirl or roll until everything dissolves. Shaking can shear peptide chains. Skip it.
How to store Semax Selank blend
The dry powder keeps best cold: 2 to 8°C in the fridge, or -20°C for long-term storage. After reconstitution, store it in the fridge and finish it within roughly four weeks.
Semax Selank blend bulk pricing
Buying for a longer project? Semax Selank blend is available in these quantities:
- Single vial: $88.00
- 5 pack: 5 vials for $418.00 instead of $440.00, about $83.60 a vial
- 10 pack: 10 vials for $792.00 instead of $880.00, about $79.20 a vial
Every vial in a pack is the same product and batch type as the single vial. The saving is the only difference, so buy the pack if your study will use them before they expire.
Related research peptides
- Adamax 10mg, a Semax analog
- N-Acetyl Selank Amidate 10mg, a capped Selank analog
- N-Acetyl Semax Amidate 10mg, a capped Semax analog
- DSIP 10mg, a neuropeptide
- Deadpool Blend (BPC-157/TB4/Cartalax) 10mg/10mg/10mg, BPC-157, TB4 and Cartalax in one vial
Browse the full nootropic peptides range, or see everything on our research peptides page.
Semax Selank blend questions
How much is in the Semax Selank blend vial?
10mg/10mg of lyophilized powder. The amount is printed on the label.
What do I mix Semax Selank blend with?
A sterile diluent such as our research diluent solution or bacteriostatic water. The reconstitution section above shows the concentration for each volume.
How should I store it?
Sealed vials go in the fridge, or the freezer for long-term storage. Once mixed, refrigerate and use within about 28 days.
Can Semax and Selank be used in people or animals?
No. It’s sold for laboratory research only and isn’t approved for human or veterinary use.
Is Semax Selank blend in stock?
Yes, Semax Selank blend is in stock now and ready to ship.
Buy Semax Selank blend from EZ Peptides
Order Semax Selank blend now for $88.00. It’s in stock, and checkout takes about two minutes. Add a research diluent solution if you don’t have any, so you’re ready to reconstitute when it arrives.
Need more for the same project? See the rest of our nootropic peptides.
For laboratory research use only. Not for human or veterinary use. Not evaluated by the FDA.






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