SKU N/A CATEGORYS , Tag

Selank

39,00 €

Price range: 39,00 € through 49,00 €

Selank is a heptapeptide developed from tuftsin. Its profile is associated mainly with the GABAergic system, BDNF and stress-axis modulation. It is positioned around calm, stability and clarity without the narrative of heavy sedation. Within LYRN, Selank is the core cognitive product for entrepreneurs, executives and professionals whose mind remains constantly active but who still need to perform clearly under pressure.

Key benefits

Supports mental calm without heavy sedation

Contributes to clarity and cognitive stability

Supports resilience to everyday stress

May support attention and working memory

Contributes to emotional balance and the ability to switch off

⚠️ Product Usage: The products we offer are intended for in-vitro laboratory research use only. The products are not for human or animal use or consumption of any kind. The products offered on this website are not intended to diagnose, cure, mitigate, treat or prevent disease. In purchasing any of these items, the customer acknowledges that there are risks involved with consumption or distribution of these products.

When to use Selank?

Calm, clarity, and resilience in the face of stress

What is Selank?

Selank is a synthetic heptapeptide derived from tuftsin and studied in Russia. It interacts with the GABAergic system, BDNF, serotonin, dopamine, and the stress axis. Its profile combines calmness with cognitive function, without the connotation of intense sedation.

The guide describes a modulation of the GABAergic system and the HPA axis, rather than a general blockade of the nervous system. This is why the effect is described as a state of calm with clarity. Individual responses may vary and should not be directly compared to prescribed anxiolytic treatment.

That is one of the most consistent user profiles: people with a heavy mental load, constant decision-making, and difficulty quieting internal noise. Selank can support stress resilience and clarity. If there is intense or persistent anxiety, the priority is a professional assessment.

It is associated with attention, working memory, processing speed, and emotional stability in the absence of excessive stimulation. The commercial benefit is the ability to think more clearly under pressure. A guaranteed improvement in productivity should not be promised.

Is Selank a stimulant?

No. Its profile is geared toward reducing stress-related interference and maintaining clarity, rather than increasing arousal like caffeine. This distinguishes it from Semax, which is more strongly positioned around focus and performance.

Selank prioritizes calmness, balance, and stress resilience. Semax prioritizes focus, motivation, neuroplasticity, and cognitive performance. They complement each other when a person needs to concentrate without intensifying an already heightened mental state.

It can help indirectly if the issue is mental arousal and stress. The guide also describes the normalization of sleep patterns without daytime drowsiness. For a goal focused on deep sleep, DSIP is the most specific tool.

The 5 mg and 10 mg figures indicate the total amount of product contained in each vial, not a recommendation for use.
A larger presentation may offer a greater quantity or more flexibility, but it is not automatically the right choice.
The choice should depend on the objective, the protocol format, and individual assessment.

Our community

Carlos M.
Carlos M.
I have been working with peptides for research projects for some time, and LYRN's quality is evident right from the packaging. The vial arrived perfectly sealed, with a clear and detailed label (specifying 99% purity and research grade is appreciated). Reconstitution went smoothly, leaving no residue. I will definitely be ordering from them again.
John Doe
John Doe
This is my second time buying from LYRN, and the experience has always been flawless. I find great peace of mind in the clear product specifications and the guaranteed purity stated on the label. The order arrived incredibly fast, was very well packaged, and was exactly as described. It is very difficult to find such reliable and professional suppliers in this sector.
Javier R.
Javier R.
I am extremely satisfied with my purchase of BPC-157. I had a couple of questions before placing the order, and customer support responded very quickly. The package arrived in just a couple of days, well-protected to ensure the product's integrity. The presentation of the vial is impeccable, and the value for money is among the best on the market.

Anyone can sell you a vial

Peptides + Advisory

The compound is the simplest part of this. What decides your result is the dose you run, the length of the cycle, what you stack it with, what you stop, and what you actually measure along the way, decisions that change from one body to the next.

You may also like

Research Grade High-Purity Peptides
Transparent Science led.
Trusted by Researchers
Humans Optimization
Research Grade High-Purity Peptides
Transparent Science led.
Trusted by Researchers
Humans Optimization

Join our Newsletter

You will be kept up to date with all our latest news.