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Calculation and reference tools for research and education.

Scope of use

BACwater.ai calculates liquid concentration and measurement values from information entered by the user. It does not select compounds, recommend quantities, provide dosing guidance, or determine suitability for human or animal use. It sells nothing. Separate supplier links are not advice about which product to use. Continuing confirms you are 21 or older and understand this scope.

Neuropeptide

SELANK

SELANK is a small lab-made chemical chain with seven building blocks called amino acids. Its design is based on another chain called tuftsin.

Single compoundHuman-derived cells grown in a lab

For laboratory research only. Not for human consumption or veterinary use.

Published by BACwater.ai. General reference, not a medical review. Consult the cited product-specific sources.
01

The research, at a glance

What researchers study

Whether a short chain changes how nerve-like cells respond to a stop message.

What the study found

In human-derived cells grown in a lab, Selank alone did not change the gene activity being measured. The response to GABA changed when Selank was present too.

Human-derived cells grown in a lab.

Read the source (opens a new tab)

What is still unknown

A cell response does not prove a calming effect or validate this product.

02

How it works, in plain words.

Nerve cells pass messages. GABA is one that often makes a nerve cell less likely to send its next message, like a brake. Selank research asks whether it changes the response to GABA. In one cell test, Selank alone did not change the measured activity. It is not a proven brake switch.

The idea behind it

Genes are a cell’s built-in instructions for making proteins, the small folded chains that do many jobs. Researchers measured which instructions the cells were reading. This can show a response even when its cause is not clear.

Why that matters

The measured response to GABA changed when Selank was also present. That does not prove Selank attaches straight to the protein that responds to GABA. The steps between the peptide and the change still need study.

What do the science words mean?
Cell
A tiny living part of tissue. A cell takes in materials, does chemical work and responds to its surroundings.
Protein
A chain of small building blocks folded into a shape that does a job, such as carrying a message or helping a reaction.
Peptide
A short chain of amino acids. Amino acids are small chemicals that join together, like beads on a string.
Molecule
A tiny group of atoms joined together. Water is made of water molecules. Different groups can do different jobs.
Hormone
A chemical message made in one place that can change what cells do somewhere else.
Receptor
A protein that starts steps inside a cell when a matching chemical attaches. It can be on the cell’s surface or inside it.
Enzyme
A protein that helps turn one chemical into another more quickly, like helping break a large piece into smaller pieces.
Cell study
A test on cells grown outside the body. It is not a trial in people.
Animal study
A test in animals under set conditions. Its results may not carry over to people.
Hypothesis
An idea that still needs testing.
Batch report / COA
A report about a sample from one batch. It does not prove a health benefit.
03

What the research says

Here is a starting point from the linked sources. A study about a compound is not a test of the supplier’s product.

Research snapshot

Human-derived cells grown in a lab

What researchers found

In human-derived cells grown in a lab, Selank alone did not change the gene activity being measured. The response to GABA changed when Selank was present too.

What this does not show

A cell response does not prove a calming effect or validate this product.

Read the study (opens a new tab)See all sources
04

Product details

Product name
SELANK
Also found in research as
Selank
What is in it
SELANK is a small lab-made chemical chain with seven building blocks called amino acids. Its design is based on another chain called tuftsin.
Product form
One named compound
Amount and concentration
Check the chosen size and current label on the partner’s page. We do not assume one amount for every size.
Batch testing
Match the lot number on the container to its certificate of analysis (COA), the batch test report.
Storage
Follow the current label and the lab’s approved procedure. Dry powder and prepared liquids may need different conditions.

Check the batch, not just the name.

A batch report describes a sample from one batch. Check that its lot number matches the product. A purity number does not prove safety or a health benefit.

Find the partner’s batch reports (opens a new tab)
05

Common questions

What do the studies tell us about SELANK?

A cell response does not prove a calming effect or validate this product.

Does the product name prove what is in the container?

No. Match the exact name, form and amount on the label. Then check the report for that batch. Similar names can refer to different molecules.

What does a purity number mean?

It describes a result from a particular test on a sample. It does not mean the product is safe, suitable for personal use or proven to have a health effect.

Why do some sources use harder words?

Research papers describe exact methods and results. We explain the main ideas here. Open the linked paper for the full details, including what was tested and the study’s limits.

Can the calculator tell me how to use this product?

No. It checks math from numbers you enter. It does not choose a dose, a mixing method or a way to use a product.

06

Follow the sources

Open the papers for their exact methods and results. Background research and evidence gaps are labeled below.

  1. Research paperSELANK and GABA-related gene activity (opens a new tab)

    Research on the named compound or experimental system, not a test of this supplier’s product.

  2. Research paperCells exposed to SELANK alone and with GABA (opens a new tab)

    Research on the named compound or experimental system, not a test of this supplier’s product.

Product label and purchasing

Our partner provides the current label, size options, price and availability.

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Check the math with the right calculator for this product. It does not choose a dose or tell you how to use it.

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