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Cerebrolysin

A brain peptide mix used after stroke or head injury, given as an IV drip in clinics abroad.

Updated 03 May 2026Read 4 minBacked by 60 studies

The quick version

What it is: A mix of peptides made from pig brain
Is it FDA-approved?: Not in the US, but approved in ~50 countries abroad
How strong is the proof?: Decent. Many trials, but results are mixed
How you take it: An IV drip in a clinic, daily for 10 to 20 days
Typical result: Modest help recovering from stroke or injury
Biggest catch: The real product is one brand; copies are fakes

Any word with a dotted underline is a science word — tap it for a plain-English meaning.

In plain words.

Cerebrolysin is not one . It is a mix of small peptides and amino acids. They are made from pig brain tissue.

It has been used since 1954, mostly in Europe and Asia, for stroke and dementia care. One company, Ever Neuro Pharma, has made it the whole time.

It is approved in about 50 countries. It is not in the US. It is given by IV, meaning a drip into a vein.

What people use it for.

People use it to recover from brain problems. The main ones are stroke, a head injury (called TBI), and some types of dementia.

It is meant for a specific event, like right after a stroke. Then you take a short course.

It is not a daily "smart drug" you take for years. The benefit shows up around the event, not as a general brain booster.

Does it actually work?

It has the most trial data of any on this site. The results are real but mixed.

There have been many phase 3 trials in stroke, dementia, and head injury. Cochrane, a respected group that reviews trials, looked at it. They found possible benefit in early stroke, but the effect is modest.

So the honest read: this is well-studied, and it may help a little after a stroke or injury. But it is not a miracle, and the benefit fades for general use outside that window.

what you’ve probably heard.

The claims floating around online, and how true they actually are.

“It's a heavy-hitting nootropic that makes you sharper.”

overblown

The benefit shows up around a brain event like a stroke or head injury, then fades for general use. As a daily smart drug it is not worth it.

“It repairs your brain after a stroke.”

half true

It has the most trial data of any here, and Cochrane found a possible benefit in early stroke. But the effect is modest and the results across trials are mixed.

“Just shoot it in your glute at home like the clinics do.”

not quite

Every trial gave it as an IV drip with a doctor watching. The at-home muscle shot gets the drug in, but it is not the route that was studied.

“All cerebrolysin is the same, buy the cheapest.”

myth

It is a pig-brain mix, not a single molecule, so the brand is the product. If it is not Ever Neuro Pharma, it is a different thing in a similar vial.

How you take it.

In the trials, it was always given by IV drip in a clinic. The dose was 10 to 30 mL a day for 10 to 20 days.

That is a short course tied to a brain event, not a long-term habit. A doctor watches you during the drip.

Important: people who import it often inject it into a muscle (the glute) at home instead. That gets the drug into the body, but it skips the clinic monitoring the trials had. The home version is not the studied one.

What to watch out for.

Side effects are uncommon and mild in the trials. That is one reason it has stayed in use so long. The catches here are less about side effects and more about what it is and how it is given.

It is made from pig brain. Skip it if you are allergic to pig products. There is no other source, so skip it if you avoid pork for religious or personal reasons.
Skip it if you are pregnant.
The real trial route is an IV drip with a doctor watching. Doing it yourself at home is not the tested way.

Talk to a real doctor before trying it. We are not your doctor.

Where people get it.

Here are the ways people get it, from safest to riskiest.

Brand (Ever Neuro Pharma). The only real version. At European pharmacies it runs about $120 to $220 a course. US import is legally restricted.
. Not possible. It is a pig-brain mix, not a single molecule, so pharmacies cannot copy it.
Research-only (). Avoid. Since the brand IS the molecule, " Cerebrolysin" is by definition a different product in a similar vial.
. vendors do not carry it. The practical cheap path is medical travel: getting the real product at a clinic abroad.

Ask your source four things before you pay. (1) Brand and country and pharmacy registration. If it is not "Ever Neuro Pharma," it is not Cerebrolysin. (2) The route. Trial-grade is an IV drip in a clinic. (3) That it is pig-sourced. (4) That it was made within the last 90 days.

Our honest take.

This one earns its place only when it is tied to a real event. For an early stroke or a moderate head injury, in a country where it is sold, the trial course (an IV drip for 10 to 20 days) under a treating neurologist is a fair add-on.

As a daily brain booster, it is not worth it. The benefit washes out outside the event window, and the at-home muscle shot is not the studied route.

If you find yourself running it month after month as maintenance, that is a habit, not a plan. Pick a with real long-term data instead.

The studies behind this.

We read the research so you don't have to. Here's where the facts on this page come from.

Learn about these too.

Semax

Cognition · stroke data

Dihexa

Cognition · animal-only

Selank

Cognition · thin data

We're not your doctor, and this isn't medical advice. It's a plain-English summary of what the research says, so you can have a smarter conversation with someone who is.

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