[Skip to the chapter](#reading)

[Selank](/)
A plain guide to care

Open the chapter index

Begin

[Start here](/)
[Selank](/primer/)
[Peptide](/peptide-primer/)

Understand the words

[Approval](/approval-primer/)
[Compounding](/compounding-primer/)
[Withdrawn request](/withdrawn-primer/)
[Placebo](/placebo-primer/)

Read the findings

[Human evidence](/source-primer/)
[Memory claims](/memory-primer/)
[Unknown harm](/safety-primer/)
[Interaction](/interaction-primer/)
[Listed exclusions](/careful-with/)

Prepare for care

[Telehealth](/telehealth-primer/)
[Licence](/licence-primer/)
[Questions to ask](/primer-questions/)
[Cost](/cost-primer/)
[Insurance words](/insurance-primer/)
[A plain next step](/plain-start/)

A plain-language guide / Selank

# Selank

The name of the substance. Not a promise of relief.

Selank is made in a lab. Its protein building blocks form a peptide chain.

Its chain has seven building blocks.

It was developed in Russia for anxiety.

Selank has been offered there as nose drops, according to the maker’s leaflet.

## Real substance, separate questions

There is no approved U.S. Selank medicine or official U.S. drug label.

A drug label is the official information that goes with a medicine. It describes uses, limits, and other details.

The name of a substance cannot answer whether it will help the problem you have. For that, look at research in people.

### A useful way to ask about it

What problem would this be meant to address, and what study supports that use?

Keep the answer tied to your concern. A claim about anxiety is different from a claim about memory.

[Understand the word peptide](/peptide-primer/) ↗

[Read the research in people](/source-primer/) ↗

Selank’s chain has seven linked protein building blocks.

## Notes for this chapter

[National Library of Medicine: Selank](https://pubchem.ncbi.nlm.nih.gov/compound/11765600)

The chemical record describes the substance.

[FDA records: approval search](https://api.fda.gov/drug/drugsfda.json?search=products.active_ingredients.name:%22SELANK%22)

The approval information was checked on September 30, 2026.

The maker’s Russian leaflet

The source for the anxiety purpose and nose-drop form.

Previous — [← Start here](/)

Continue — [Peptide →](/peptide-primer/)

This guide helps you make sense of Selank care; it does not treat patients or sell treatment.

[Back to start](/)

[Plain text of this chapter](/primer/index.md)