Selank – 5 mg
Tuftsin Analog – Lyophilized Peptide
In stock and ready to ship. Buy SELANK online from MyGLP1Store — third-party tested, with a certificate of analysis available on request. Order by 4:00 PM ET Monday–Friday or 12:00 PM ET Saturday and it ships the same day with tracking.
- Ships same day. Order by 4 PM ET Mon–Fri or 12 PM ET Sat. Choose Ground, 2-Day or Next Day at checkout.
- Tested. Certificate of analysis available on request.
- Earn rewards — registered customers get loyalty points on every order.
Selank is a synthetic peptide analog derived from the naturally occurring tetrapeptide tuftsin. It is widely utilized in laboratory research exploring cognitive function, neurochemical signaling, and immune system modulation.
Experimental models commonly investigate Selank’s interaction with neurotransmitter systems, including GABAergic and serotonergic pathways, in studies related to mood regulation, stress response, and cognitive performance. Research has also examined its potential influence on cytokine balance and neuroimmune signaling.
Product Specifications
- Peptide Name: Selank (Tuftsin Analog)
- Purity: See Certificate of Analysis
- Form: Lyophilized powder
- Quantity: 5 mg or 10 mg per vial
- Storage Conditions: Store at -20°C (-4°F) prior to reconstitution
- After reconstitution, refrigerate at 2–8°C (36–46°F)
- Use within 30 days of reconstitution
Areas of Laboratory Investigation
Selank may be incorporated into experimental models involving:
- Cognitive performance and nootropic research
- Stress response and mood regulation studies
- Neurotransmitter pathway analysis (GABA and serotonin systems)
- Immune modulation and cytokine signaling research
Selank Peptide for Sale
Buy Selank peptide in 5mg or 10mg lyophilized vials. Selank is a synthetic analog of tuftsin, a naturally occurring tetrapeptide, extended with a Pro-Gly-Pro sequence. Pick your size above; the current Selank price for each vial is shown next to Add to Cart.
- Ships from the U.S. Monday through Saturday; orders by 4 PM ET Mon–Fri (12 PM ET Sat) ship same day.
- Ground, 2-Day or Next Day at checkout.
- COAs available on request from this page.
- Earn loyalty points on every order.
Selank vs Semax
| Selank | Semax | |
|---|---|---|
| Origin | Tuftsin analog | ACTH(4-10) analog |
| Research focus | Calming and GABA-related signaling studies | Focus, BDNF and neuroprotection studies |
| Formats we carry | Vial (this page), nasal spray | Vial, nasal spray |
| Both together | Selank/Semax Blend Nasal Spray |
Selank Vial vs Selank Nasal Spray
This vial is lyophilized powder that you reconstitute with bacteriostatic water. Prefer ready-to-use? The Selank Nasal Spray 10mg comes pre-mixed.
Selank Reconstitution Concentration Chart
| Water added | 5mg vial | 10mg vial |
|---|---|---|
| 1 mL | 5 mg/mL | 10 mg/mL |
| 2 mL | 2.5 mg/mL | 5 mg/mL |
| 3 mL | 1.67 mg/mL | 3.33 mg/mL |
We do not publish dosing protocols.
Selank — Frequently Asked Questions
How much does Selank cost?
The current price for the 5mg and 10mg vials is shown at the top of this page.
Where can I buy Selank?
Right here. MyGLP1Store sells Selank vials and Selank nasal spray and ships from the U.S.
What is the difference between Selank and Semax?
Selank is a tuftsin analog; Semax is an ACTH(4-10) analog. See the comparison table above, or get both in our Selank/Semax blend nasal spray.
Do you sell Selank nasal spray?
Yes: Selank Nasal Spray 10mg, pre-mixed and ready to use.
Regulatory & Safety Notice
This product is intended strictly for laboratory research purposes.
It is not approved for human consumption, clinical application, therapeutic use, or diagnostic procedures.
This material is not intended to diagnose, treat, cure, or prevent any disease.
Reconstitution Chart (2 mL)
Mixing reagent: Bacteriostatic water. Add 2 mL to the vial.
| Vial size | Concentration | Per 1 unit (100-unit syringe) | Per 10 units |
|---|---|---|---|
| 5 mg | 2.5 mg/mL | 25 mcg | 250 mcg |
| 10 mg | 5 mg/mL | 50 mcg | 500 mcg |
Chart shows mixing math only.
For research use only.





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