Description
Selank Semax blend from Prime Peptides combines 10mg of Selank and 10mg of Semax in one sealed vial, 20mg in total, so you reconstitute once instead of two times. It’s intended for lab and analytical work only.
Selank Semax blend ingredients
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.
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 and Semax were both developed at the Institute of Molecular Genetics in Moscow. Rodent studies link Semax to BDNF and Selank to the GABA system, and labs often study the two side by side.
The peptides are dried together in one vial, so the ratio stays fixed in every draw you take.
Mechanisms in the Selank Semax blend
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 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 Semax blend technical data
- Selank: CAS 129954-34-3, C33H57N11O9, 751.9 g/mol
- Semax: CAS 80714-61-0, C37H51N9O10S, 813.9 g/mol
- Amount: 10mg/10mg (20mg total)
- Form: lyophilized (freeze-dried) powder
- Label: Prime, For Research Only, Lyophilized Powder
- SKU: PRIME-SELSEM-20
- Intended use: laboratory research only
Selank Semax research findings
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.
Dolotov and colleagues reported that Semax raised BDNF and its receptor TrkB in rat hippocampus.
Russian clinical studies looked at stroke recovery.
The original papers are free to search through this PubMed search for Selank and Semax, run by the U.S. National Library of Medicine.
How to dissolve Selank Semax blend
Working out the strength of your solution takes one division: 20mg over the millilitres you add. Typical volumes give these results:
- 1mL of diluent gives 20mg per mL
- 2mL of diluent gives 10mg per mL
- 3mL of diluent gives 6.667mg per mL
Clean the rubber stopper, add diluent a little at a time along the side of the vial and roll it between your fingers until it clears. Never shake it. Add bacteriostatic water to the same order so you have it ready.
Selank Semax blend shelf life and storage
An easy rule for this blend: powder in the freezer, solution in the fridge. Light and moisture are what degrade freeze-dried peptides, so leave the vial in its carton.
Let a frozen vial warm up before opening it, since cold glass pulls moisture out of the air.
Checking the quality of Selank Semax blend
On the Prime vial you’ll see the compound name, the words “Lyophilized Powder” and a research-only notice. File the order confirmation with your notes so each vial can be traced to its delivery.
Labs that verify incoming material usually run two checks. HPLC gives a purity percentage, and mass spectrometry confirms identity by molecular weight. Either one alone leaves a gap.
A quick note of the order number and opening date on each vial makes troubleshooting far easier later on.
More from our nootropic peptides
- Semax 10mg, an ACTH(4-10) analog
- Glow Blend 70mg (GHK-Cu, BPC-157, TB-500), with GHK-Cu, BPC-157 and TB-500 in a single vial
- Wolverine Blend 20mg (BPC-157 and TB-500), with BPC-157 and TB-500 in a single vial
- CJC-1295 and Ipamorelin Blend 10mg, with CJC-1295 and Ipamorelin in a single vial
- Klow Blend 80mg (GHK-Cu, BPC-157, TB-500, KPV), with GHK-Cu, BPC-157, TB-500 and KPV in a single vial
Browse the complete list in our nootropic peptides, or head back to the Prime Peptides home page to see every category.
Selank Semax blend FAQ
What’s in the Selank Semax blend vial?
Selank and Semax, 10mg/10mg in total.
Is there a discount on Selank Semax blend?
Yes. Pay with crypto at checkout and you get 15% off your order.
What do I mix Selank Semax blend with?
Most labs use our bacteriostatic water. The mixing guide on this page lists the strength you get from each volume.
How should Selank Semax blend be stored?
Freeze the sealed vial at -20°C. After mixing, move it to the fridge at 2 to 8°C and finish it inside roughly 28 days.
Can Selank Semax be used in people or animals?
No. Prime Peptides sells it for laboratory research only. It isn’t approved for human or veterinary use.
Order Selank Semax blend online today
This blend is in stock at $90.00 per vial, with free shipping. Add it to your cart and check out in a minute. Pay with crypto and you save 15%.
More options for this research area are in our nootropic peptides.
Prime Peptides sells this product for in-vitro and laboratory research only. It isn’t a medicine, food or dietary supplement, and it can’t be given to people or animals. The FDA has not evaluated any statement on this page. Buyers must be 21 or older and qualified to handle research chemicals.






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